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Author: H e n s s e n , A
  • Henssen, A 1959: Uber Lebermoosfunde aus dem nordwestlichen Enontekio-Lappland. - Nova Hedwigia 1(1): 65-76. [RLL List # 32 / Rec.# 8304]
    Keywords: LAPLAND/ SCANDINAVIA/ FLORA
    Abstract: 1 map. [Several lichens.]
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  • Henssen, A 1963: Drei neue Arten der Flechtengattung Phylliscum. - Svensk Bot. Tidskr. 57(2): 145-160. [RLL List # 47 / Rec.# 8305]
    Keywords: PHYLLISCUM/ NEW TAXA
    Abstract: 23 fig. [6 species. New: Phylliscum macrosporum sp. nov., P. tenue sp. nov., P. testudineum sp. nov.]
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  • Henssen, A 1963: Eine Revision der Flechtenfamilien Lichinaceae und Ephebaceae. - Symbolae Bot. Upsalienses 18(1): 1-123. [RLL List # 49 / Rec.# 8306]
    Keywords: NEW TAXA/ KEYS/ EPHEBACEAE/ LICHINACEAE/ MONOGRAPH/ LICHINA/ EPHEBE/ LICHINELLA/ POROCYPHUS/ CALOTRICHOPSIS/ PTERYGIOPSIS/ ZAHLBRUCKNERELLA/ THERMUTIS/ LICHINODIUM/ SPILONEMA/ POLYCHIDIUM/ DIDYMELLA/ PHARCIDIA/ DICTYONEMA
    Abstract: 14 fig. 31 pl. [Treatment of Lichina, Ephebe, Calotrichopsis, Porocyphus, Lichinella, Pterygiopsis, Zahlbrucknerella, Thermutis, Lichinodium, and Spilonema; keys. New: Ephebe orthgonia sp. nov., E. multispora (Dahl) comb. nov., E. americana sp. nov., E. trachytera (Nyl. ex Vain.) comb. nov., E. hispidula (Ach.) comb. nov., E. ocellata sp. nov., E. japonica sp. nov., E. fruticosa sp. nov., E. epheboides (F. Wils.) comb. nov., E. solida fo. lesquereuxii (Born.) comb. nov., E. brasiliensis (Vain.) comb. nov., Calotrichopsis filiformis sp. nov., C. granulosa sp. nov., Porocyphus dimorphus sp. nov., P. lichenelloides sp. nov., Lichinella robusta sp. nov., L. applanata sp. nov., Pterygiopsis goliacea sp. nov., Zahlbrucknerella maritima sp. nov., Lichinodium ahlneri sp. nov., Spilonema dentroides sp. nov., S. schmidtii (Vain.) comb. nov., Polychidium umhausense (Auersw.) comb. nov., P. muscicola fo. kalkuense (Ras.) comb. nov., P. polychidioides (Zahlbr.) comb. nov., P. intricatulum (Nyl.) comb. nov., P. dendriscum (Nyl.) comb. nov., P. contortum sp. nov., Dictyonema moorei (Nyl.) comb. nov., Pharcidia ephebes sp. nov., P. parva sp. nov., Didymella lenormandii sp. nov.]
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  • Henssen, A 1963: Study of the genus Vestergrenopsis. - Canad. Jour. Bot. 41: 1359-1366. [RLL List # 48 / Rec.# 8308]
    Keywords: VESTERGRENOPSIS/ NORTH AMERICA
    Abstract: 17 fig. [2 species.]
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  • Henssen, A 1963: The North America species of Massalongia and generic relationships. - Canad. Jour. Bot. 41: 1331-1346. [RLL List # 48 / Rec.# 8309]
    Keywords: MASSALONGIA/ NEW TAXA/ NORTH AMERICA
    Abstract: 20 fig. [New: M. microphylliza (Nyl. ex Hasse) comb. nov.]
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  • Henssen, A 1963: The North American species of Placynthium. - Canad. Jour. Bot. 41: 1687-1724. [RLL List # 49 / Rec.# 8310]
    Keywords: PLACYNTHIUM/ NEW TAXA/ NORTH AMERICA/ KEY
    Abstract: 66 fig. [5 species; key. New: P. aspiratile (Ach.) comb. nov., P. stenophyllum var. isidiatum var. nov.]
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  • Henssen, A 1964: Was ist Pyrenothrix nigra?. - Ber. Deutsch. Bot. Gesell. 77(8): 317-322. [RLL List # 55 / Rec.# 8311]
    Keywords: PYRENOTHRIX/ NEW TAXA/ LICHENOTHRIX
    Abstract: [New: Lichenothrix gen. nov., L. riddlei sp. nov., Pleosphaeria lichenothricis sp. nov.]
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  • Henssen, A 1965: A review of the genera of the Collemataceae with simple spores (excluding Physma). - The Lichenologist 3(1): 29-41. [RLL List # 57 / Rec.# 8312]
    Keywords: COLLEMA/ NEW TAXA/ COLLEMATACEAE/ LEIGHTONIELLA/ PHYSMA/ RAMALODIUM/ LECIOPHYSMA/ HOMOTHECIUM/ KEYS
    Abstract: 4 pl. [Recognition of Leightoniella, Physma, Ramalodium, Leciophysma, and Homothecium; keys. New: Homothecium patagonicum (Ras.) comb. nov., H. chilense (Ras.) comb. nov., Ramalodium neocaledonicum (Ras.) comb. nov., R. japonicum (Asah.) comb. nov., Leightoniella gen. nov., L. zeylanensis (Leight.) comb. nov.]
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  • Henssen, A 1966: Der Doppelthallus von Leptogium diaphanum. - Ber. Deutsch. Bot. Gesell. 79: 440-444. [RLL List # 62 / Rec.# 8313]
    Keywords: LEPTOGIUM DIAPHANUM/ MORPHOLOGY
    Abstract: 3 fig. 1 tab. [English summary.]
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  • Henssen, A 1966: Zwei bemerkenswerte Flechtenfunde in Lycksele Lappmark. - Svensk Bot. Tidskr. 60: 341-342. [RLL List # 64 / Rec.# 8314]
    Keywords: SWEDEN/ LAPPMARK/ EPHEBE/ POROCYPHUS/ SCANDINAVIA
    Abstract: 1 fig. [Ephebe multispora (Dahl) Henss. and Porocyphus dispersus Dahl]
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  • Mitchell, ME/ Henssen, A 1966: New or noteworthy lichens from Ireland. - Irish Naturalists' Journal 15: 143-154. [RLL List # 59 / Rec.# 12843]
    Keywords: IRELAND/ BRITISH ISLES
    Abstract: [9 taxa.]
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  • Henssen, A 1968: A new Lichinodium species from British Columbia. - The Bryologist 71: 271-274. [RLL List # 68 / Rec.# 8315]
    Keywords: LICHINODIUM/ NEW TAXA/ CANADA/ BRITISH COLUMBIA
    Abstract: 5 fig. [New: Lichinodium canadense sp. nov.]
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  • Henssen, A 1968: Eine neue Lichinella-Art aus Nordamerica (Lichenes). - Nova Hedwigia 15: 543-550. [RLL List # 72 / Rec.# 8316]
    Keywords: LICHINELLA/ NEW TAXA/ NORTH AMERICA
    Abstract: 5 pl. [New: Lichinella americana sp. nov.]
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  • Henssen, A 1968: Heppia trinitatis, a member of the Peltigeraceae. - The Bryologist 71: 268-270. [RLL List # 68 / Rec.# 8317]
    Keywords: HEPPIA TRINITATIS/ PELTIGERACEAE/ HYDROTHERIA/ NEW TAXA
    Abstract: 5 fig. [Hydrotheria trinitatis (Vain.) comb. nov.]
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  • Henssen, A 1968: Thyrea radiata, eine Lempholemma-Art mit Hormocystangien. - Ber. Deutsch. Bot. Gesell. 81: 176-182. [RLL List # 72 / Rec.# 8318]
    Keywords: LEMPHOLEMMA/ HORMOCYSTANGIA/ NEW TAXA
    Abstract: 1 fig. 2 pl. [New: Lempholemma radiatum (Somm.) comb. nov.]
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  • Henssen, A 1969: An interesting new species of Lempholemma from Canada. - Lichenologist 4: 99-104. [RLL List # 71 / Rec.# 8319]
    Keywords: CANADA/ LEMPHOLEMMA/ NEW TAXA
    Abstract: 2 fig. 2 pl. [New: Lempholemma vesiculiferum sp. nov.]
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  • Henssen, A 1969: Die Entstehung des Thallusrandes bei den Pannariaceen (Lichenes) mit einer generellen Diskussion uber die Entwicklung lecanoriner und biatoriner Flechtenapothecien. - Ber. Deutsch. Bot. Gesell. 82: 235-248. [RLL List # 72 / Rec.# 8320]
    Keywords: DEVELOPMENT/ ONTOGENY/ APOTHECIA/ PANNARIACEAE/ LECANORINE/ BIATORINE
    Abstract: 27 fig.
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  • Henssen, A 1969: Eine Studie uber die Gattung Arctomia. - Svensk Bot. Tidskr. 63: 126-138. [RLL List # 74 / Rec.# 8321]
    Keywords: ARCTOMIA/ NEW TAXA
    Abstract: 4 fig. 2 pl. [Recognition of 2 species. New: Arctomia deliculata var. acutior (Nyl.) comb. nov.]
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  • Henssen, A 1969: Lichenes Cyanophili Exsiccati. Fasc. I (Nos. 1-25). Marburg. - . 6 unnumbered pp. [RLL List # 74 / Rec.# 8322]
    Keywords: EXSICCAT/ HENSSEN/ CYANOPHILIC/ NEW TAXA/ LEMPHOLEMMA/ NORTH AMERICA
    Abstract: [Labels for nos. 1-25 in this exsiccat. New: Lempholemma lingulatum (Tuck.) comb. nov. Most of the specimens are from North America.]
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  • Henssen, A 1970: Die Apothecienentwicklung bei Umbilicaria Hoffm. emend Frey. - Vortrage aus dem Gesamtgebiet der Botanik, N.F. [Deutsch. Bot. Ges.] 4: 103-126. [RLL List # 75 / Rec.# 8324]
    Keywords: APOTHECIAL DEVELOPMENT/ UMBILICARIA/ ASCOCARPS/ SYSTEMATICS/ LASALLIA/ AGYROPHORA/ ACTINOGYRA/ OMPHALODISCUS
    Abstract: 9 fig. 4 pl. ["A detailed study of the ascocarp ontogeny in species ... in the genera Agyrophora, Omphalodiscus, Umbilicaria, Actinogyra and Lasallia revealed a great correspondence in the steps of development.... A classification based only on the apothecium morphology, therefore, leads to unnatural groups." -- English summary.]
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  • Henssen, A 1970: New or interesting North American lichens--I. - The Bryologist 73: 617-623. [RLL List # 77 / Rec.# 8325]
    Keywords: GONOHYMENIA/ NEW TAXA/ NORTH AMERICA
    Abstract: 14 fig. [3 species. New: Gonohymenia melamphylla (Tuck.) comb. nov.]
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  • Henssen, A 1973: New or interesting cyanophilic lichens I. - Lichenologist 5: 444-451. [RLL List # 87 / Rec.# 8326]
    Keywords: CYANOPHILIC / JENMANIA / NEW TAXA/ LICHINA/ CYANOBACTERIA
    Abstract: [Revision of Jenmania (2 species recognized). New: Jenmania osorioi sp. nov.; Lichina minutussima sp. nov., L. polycarpa sp. nov.]
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  • Henssen, A 1974: New or interesting cyanophilic lichens II. - Lichenologist 6: 106-111. [RLL List # 90 / Rec.# 8327]
    Keywords: LICHINODIUM / KEY / NEW TAXA/ POROCYPHUS
    Abstract: [Key to the species of Lichinodium. New: Lichinodium saxicola sp. nov.; Porocyphus kenmorensis (Holl ex Nyl.) comb. nov., P. effiguratus sp. nov.]
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  • Henssen, A/ Jahns, HM 1974: Lichenes. - Georg Thieme Verlag, Stuttgart. 467 pp. [RLL List # 90 / Rec.# 8284]
    Keywords: BIOLOGY OF LICHENS / TEXTBOOK
    Abstract: [General introduction to lichenology.]
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  • Henssen, A 1976: Studies in the developmental morphology of lichenized Ascomycetes. - In: D. H. Brown, D. L. Hawksworth & R. H. Bailey (eds.): Lichenology: Progress and Problems. Academic Press, London, pp. 107-138. [RLL List # 95 / Rec.# 8328]
    Keywords: DEVELOPMENT/ SPHAERULINA/ NEW TAXA/ ANATOMY/ PHYCOBIONT
    Abstract: 7 figures. 20 plates. [New: Sphaerulina chlorococca (Leight.) Sant. comb. nov.]
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  • Henssen, A/ Kowallik, K 1976: A note on the mycobiont of Coriscium viride (Ach.) Vain. - Lichenologist 8: 197. [RLL List # 96 / Rec.# 8292]
    Keywords: CORISCIUM/ MYCOBIONT/ BASIDIOMYCETES
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  • James, PW/ Henssen, A 1976: The morphological and taxonomic significance of cephalodia. - In: D. H. Brown, D. L. Hawksworth & R. H. Bailey (eds.): Lichenology: Progress and Problems. Academic Press, London, pp. 27-77. [RLL List # 95 / Rec.# 9276]
    Keywords: CEPHALODIA/ CHIMERAS/ MORPHOLOGY/ ANATOMY
    Abstract: 9 plates. 5 figures. 2 tables.
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  • Henssen, A 1977: The genus Zahlbrucknerella. - Lichenologist 9: 17-46. [RLL List # 97 / Rec.# 8329]
    Keywords: ZAHLBRUCKNERELLA/ KEY/ NEW TAXA
    Abstract: 7 figures. 8 plates. [Recognition of 5 species; key. New: Zahlbrucknerella fabispora sp. nov., Z. africana sp. nov., Z. patagonica sp. nov., Z. maxima sp. nov., Z. californica sp. nov.; Didymella parvispora sp. nov.; Tichothecium zahlbrucknerellae sp. nov.]
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  • Renner, A/ Henssen, A/ Gerstner, E 1978: Methylvirensat und 5-Chlor Methylvirensat aus der Flechtengattung Pseudocyphellaria. - Zeitschrift fur Naturforschung, Part C 33: 826-830. [RLL List # 103-75 / Rec.# 15515]
    Keywords: PSEUDOCYPHELLARIA/ CHEMISTRY/ DEPSIDONE/ SOUTH AMERICA
    Abstract: 6 figures. [Two new lichen depsidones methyl-virensate and 5-Cl methyl-virensate are characterized from Pseudocyphellaria physciospora and P. granulata specimens from South America.]
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  • Henssen, A 1979: New species of Homothecium and Ramalodium from S America. - Botaniska Notiser 132: 257-282. [RLL List # 104-48 / Rec.# 8330]
    Keywords: HOMOTHECIUM/ RAMALODIUM/ COLLEMATACEAE/ NEW TAXA/ SOUTH AMERICA
    Abstract: 15 figures. [Detailed treatment including developmental morphology; keys. New: Homothecium sorediosum sp. nov., H. intermedium sp. nov., H. opulentum var. redonii var. nov. and Ramalodium austroamericanum sp. nov. The generic diagnoses of Homothecium and Ramalodium (Collemataceae) are emended.]
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  • Henssen, A 1979: Problematik der Gattungsbergrenzung bei den Lichinaceen. - Berichte der Deutschen Botanischen Gesellschaft 92: 483-506. [RLL List # 109-41 / Rec.# 8331]
    Keywords: GONOHYMENIA/ CRYPTOTHELE/ PTERYGIOPSIS/ SYNALISSA/ PAULIA/ LICHINACEAE/ NEW TAXA/ SYNALISSA
    Abstract: 2 tables. 10 figures. [Discussion of the difficulties in defining genera of the Lichinaceae. New: Cryptothele cylindrophora (Vain.) comb. nov., Gonohymenia cribellifera (Nyl.) comb. nov., G. nummularia (Nyl.) comb. nov., G. pulvinatum (Dahl) comb. nov., Pterygiopsis affinis (Mass.) comb. nov., Synalissa mattogrossensis (Malme) comb. nov., Cryptothele neglecta sp. nov., Gonohymenia inflata sp. nov. and Paulia aldabrensis sp. nov.]
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  • Henssen, A/ Renner, B/ Vobis, G 1979: Sagenidium patagonicum a new South America lichen. - Lichenologist 11: 263-270. [RLL List # 105-40 / Rec.# 8295]
    Keywords: SAGENIDIUM/ SOUTH AMERICA/ NEW TAXA/ LECANACTIDACEAE
    Abstract: 3 plates. [New: Sagenidium patagonicum Henssen, sp. nov. Authors suggest placement of Sagenidium in the Lecanactidaceae.]
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  • Henssen, A/ James, PW 1980: Parmeliella duplomarginata, a new lichen from New Zealand. - Mycotaxon 11: 217-229. [RLL List # 107-38 / Rec.# 8285]
    Keywords: PARMELIELLA/ NEW ZEALAND/ NEW TAXA
    Abstract: 4 figures. [New: Parmeliella duplomarginata P. James & Henssen, sp. nov. The first author's name is misspelled as "Hennsen" following the title.]
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  • Henssen, A 1981: A corticolous species of Gyalectidium from Costa Rica. - Lichenologist 13: 155-160. [RLL List # 111-37 / Rec.# 8332]
    Keywords: GYALECTIDIUM/ COSTA RICA/ NEW TAXA/ CORTICOLOUS
    Abstract: 3 figures. [New: Gyalectidium corticola sp. nov. This is the first report of a corticolous species in the genus Gyalectidium.]
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  • Henssen, A 1981: Anarctomia, a genus based on discordant elements. - Lichenologist 13: 307-309. [RLL List # 112-30 / Rec.# 8333]
    Keywords: ANARCTOMIA/ PLACYNTHIUM/ NOMENCLATURE
    Abstract: ["Anarctomia D. Lindsay consequently becomes a synonym of Placynthium (Ach.) Gray, and Anarctomia subcorallinoides D. Lindsay, one of Placynthium asperellum (Ach.) Trevisan."]
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  • Henssen, A 1981: Hyphomorpha als Phycobiont in Flechten. - Plant Systematics and Evolution 137: 139-143. [RLL List # 111-36 / Rec.# 8334]
    Keywords: HYPHOMORPHA/ SPILONEMA/ CEYLON/ SRI LANKA/ COCCOCARPIACEAE/ PHYCOBIONT/ ALASKA
    Abstract: 3 figures. ["Hyphomorpha, a genus of the Stigonematales, is confirmed to be a phycobiont in two Splionema species (Coccocarpiaceae)." S. dendroides is reported from Alaska and S. schmidtii has been found in Ceylon.]
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  • Henssen, A 1981: [Review of:] J. W. Thomson: Lichens of the Alaskan Arctic Slope. University of Toronto Press, Toronto. 1979. - Mycologia 73: 373-374. [RLL List # 109-42 / Rec.# 8335]
    Keywords: REVIEW
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  • Henssen, A/ Keuck, G/ Renner, B/ Vobis, G 1981: The lecanoralean centrum. - In: D. R. Reynolds (ed.): Ascomycete Systematics. The Luttrellian Concept. Springer-Verlag, New York, Heidelberg, Berlin, pp. 138-234. [RLL List # 110-48 / Rec.# 8290]
    Keywords: CENTRUM/ MORPHOLOGY/ ASCOCARP/ ANATOMY/ LECANORALES
    Abstract: 71 figures. [An extensive and detailed review with many references.]
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  • Henssen, A/ Renner, B 1981: Studies in the lichen genus Psoroma I. Psoroma tenue and Psoroma cinnamomeum. - Mycotaxon 13: 433-449. [RLL List # 112-31 / Rec.# 8296]
    Keywords: PSOROMA/ NEW TAXA/ TUNDRA/ PANNARIC/ PORPHYRILIC
    Abstract: 6 figures. [New: Psoroma tenue Henssen, sp. nov. and P. tenue var. borealis Henssen, var. nov. The new species is found associated with snowbanks, glacial till and tundra heath. "The lichen contains porphyrilic acid methyl ester and pannaric acid." It is related to Psoroma cinnamomeum and belongs to the Psoroma hypnorum group.]
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  • Renner, B/ Henssen, A/ Gerstner, E 1981: Pannarsaure und Porphyrilsauremethylester--Sekendarstoffe der Flechtengattung Psoroma. - Zeitschrift fur Naturforschung, Part C 36: 893-895. [RLL List # 117-77 / Rec.# 15520]
    Keywords: PSOROMA/ CHEMISTRY/ PANNARIC/ PORPHYRILIC ACID METHYL ESTER
    Abstract: 2 figures. ["The novel lichen substance porphyrilic acid methyl ester and pannaric acid are reported for the first time in the lichen genus Psoroma."]
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  • Henssen, A/ James, PW 1982: The lichen genus Steinera. - Bulletin of the British Museum (Natural History), Botany Series 10: 227-256. [RLL List # 117-42 / Rec.# 8286]
    Keywords: STEINERA/ NEW TAXA/ KEY/ COCCOCARPIACEAE
    Abstract: 24 figures. [Recognition of 4 species; key. New: Steinera polymorpha P. James & Henssen, sp. nov.; S. sorediata P. James & Henssen, sp. nov.; S. radiata subsp. aucklandica P. James & Henssen, subsp. nov. Authors place the genus in the Coccocarpiaceae and discuss its relationship to other members of that family.]
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  • Henssen, A/ Vobis, G/ Renner, B 1982: New species of Roccellinastrum with an emendation of the genus. - Nordic Journal of Botany 2: 587-599. [RLL List # 117-43 / Rec.# 8303]
    Keywords: ROCCELLINASTRUM/ NEW TAXA/ KEY/ LECIDEACEAE
    Abstract: 1 table. 59 figures. [New: Roccellinastrum Follm. emend. Henssen & Vobis; R. candidum (Mull. Arg.) Henssen, comb. nov., R. epiphyllum Henssen & Vobis, sp. nov.; R. neglectum Hennsen & Vobis, sp. nov. A key to the species of Roccellinastrum (Lecideaceae) is provided.]
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  • Renner, B/ Henssen, A/ Gerstner, E 1982: Zur Phytochemie sudamerikanischer Nephroma-Arten. - Zeitschrift fur Naturforschung, Section C 37: 739-747. [RLL List # 116-74 / Rec.# 15521]
    Keywords: NEPHROMA/ SOUTH AMERICA/ CHEMISTRY
    Abstract: 1 table. 5 figures. [Nine groupings (I-IX) of secondary products within Nephroma are recognized. "A considerable variation in accessory compounds exists in pattern II, IV and VI which does not correlate with the variation in morphological characters. N[ephroma] patagonicum Kremp. is placed in synonymy with N. analogicum."]
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  • Büdel, B/ Henssen, A 1983: Chroococcidiopsis (Cyanophyceae), a phycobiont in the lichen family Lichinaceae. - Phycologia 22(4): 367-375. [RLL List #  / Rec.# 1330]
    Keywords: BLUE-GREEN ALGAE/ CHROOCOCCIDIOPSIS/ LICHINACEAE/ PHYCOBIONTS
    Abstract: 31 fig. [One species in each of three different genera, Anema, Peccania, and Psorotichia, were found to have this genus as the photobiont.]
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  • Henssen, A 1983: Studies in the lichen genus Psoroma 3. Psoroma pannarioides and Psoroma internectens. - Mycotaxon 18: 97-111. [RLL List # 119-55 / Rec.# 8336]
    Keywords: PSOROMA/ NEW TAXA/ ARGENTINA/ PATAGONIA
    Abstract: 8 figures. [New: Psoroma pannarioides sp. nov. Both species discussed are members of the Psoroma hypnorum group and occur in Patagonia.]
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  • Henssen, A/ Renner, B/ Marton, K 1983: Studies in the lichen genus Psoroma 2. Psoroma fruticulosum and Psoroma rubomarginatum. - Mycotaxon 18: 29-48. [RLL List # 119-56 / Rec.# 8294]
    Keywords: PSOROMA/ NEW TAXA/ SOUTHERN HEMISPHERE
    Abstract: 10 figures. [New: Psoroma fruticulosum P. James et A. Henssen, sp. nov.; and P. rubromarginatum P. James et J. Murray, sp. nov. Both species are from the Southern Hemisphere.]
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  • Henssen, A/ Budel, B 1984: Peccania cerebriformis und Psorotichia columnaris zwei neue Lichinaceen von Lanzarote. - International Journal of Mycology and Lichenology 1: 261-271. [RLL List # 123-51 / Rec.# 8280]
    Keywords: PSOROTICHIA/ PECCANIA/ NEW TAXA/ OWN/ LANZAROTE/ CANARY ISLANDS/ SPAIN
    Abstract: 3 figures. [New: Peccania cerebriformis sp. nov. and Psorotichia columnaris sp. nov. The new taxa are reported from the Canary Islands and the phycobionts belong to the genus Chroococcidiospsis.]
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  • Henssen, A 1984: Placynthium arachnoideum, a new lichen from Patagonia, and notes on other species of the genus in the Southern Hemisphere. - Lichenologist 16: 265-271. [RLL List # 123-50 / Rec.# 8337]
    Keywords: PLACYNTHIUM/ ARGENTINA/ NEW TAXA/ URUGUAY/ CHILE/ NEW ZEALAND/ AUSTRALIA/ OWN
    Abstract: 2 figures. [New: Placynthium arachnoideum sp. nov. Distributional notes are given for P. asperellum, P. nigrum and P. subradiatum in the Southern Hemisphere.]
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  • Henssen, A/ Budel, B/ Nash, TH", III 1985: Three new species of Lichinella described from Mexico. - The Bryologist 88: 285-292. [RLL List # 127-77 / Rec.# 8277]
    Keywords: LICHINELLA/ MEXICO/ NEW TAXA/ KEY/ PORTUGAL/ SPAIN/ USA/ ARIZONA
    Abstract: 31 figures. [New: Lichinella intermedia sp. nov., L. flexa sp. nov., and L. robustoides sp. nov. New distributional records are also reported for L. americana, L. robusta and L. stipatula.]
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  • Henssen, A/ Budel, B/ Wessels, D 1985: New or interesting members of the Lichinaceae from southern Africa I. Species from northern and eastern Transvaal. - Mycotaxon 22: 169-195. [RLL List # 124-47 / Rec.# 8279]
    Keywords: SOUTH AFRICA/ LICHINACEAE/ NEW TAXA/ OWN/ TRANSVAAL/ LICHINA/ PTERYGIOPSIS/ THYREA/ POROCYPHUS
    Abstract: 46 figures. [New: Lichina macrospora sp. nov., Pterygiopsis convexa sp. nov., P. melanophthalma sp. nov., P. submersa Budel, Henssen et Wessels, sp. nov.; Thyrea rotundata Budel, Henssen et Wessels, sp. nov. "A second, newly found locality of Porocyphus effiguratus is reported from the northern parts of Transvaal."]
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  • Henssen, A 1985: A new Zahlbrucknerella species from the subantarctic. - Lichenologist 17: 301-303. [RLL List # 126-41 / Rec.# 8338]
    Keywords: MARION ISLAND/ SUBANTARCTIC/ OWN/ NEW TAXA/ ZAHLBRUCKNERELLA
    Abstract: 5 figures. [Zahlbrucknerella marionensis sp. nov. is described from Marion Island, Prince Edward Islands.]
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  • Henssen, A 1985: Hertella, a new lichen genus in the Peltigerales from the Southern Hemisphere. - Mycotaxon 22: 381-397. [RLL List # 124-46 / Rec.# 8339]
    Keywords: HERTELLA/ NEW TAXA/ OWN/ KERGUELEN ISLANDS/ CHILE/ PRINCE EDWARD ISLANDS/ KEY
    Abstract: [Recognition of two species; key. New: Hertella gen. nov., H. subantarctica sp. nov. and H. chilensis sp. nov. Hertella subantarctica is reported from Prince Edward and Kerguelen Islands while H. chilensis is known from Chile.]
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  • Henssen, A/ Kantvilas, G 1985: Wawea fruticulosa, a new genus and species from the Southern Hemisphere. - Lichenologist 17: 85-97. [RLL List # 125-35 / Rec.# 8288]
    Keywords: WAWEA/ NEW TAXA/ OWN/ AUSTRALIA/ NEW ZEALAND/ TASMANIA/ ARCTOMIACEAE/ PARASYMBIONT
    Abstract: 8 figures. [New: Wawea gen. nov., W. fruticulosa sp. nov. This new genus and species is reported from Tasmania and New Zealand. The parasymbiont Rhynchomeliola lichenicola sp. nov. is also described.]
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  • Henssen, A/ Lumbsch, T 1985: A new Gyalideopsis species from the subantarctic (Lichenes). - International Journal of Mycology and Lichenology 2: 1-12. [RLL List # 127-78 / Rec.# 8293]
    Keywords: GYALIDEOPSIS/ NEW TAXA/ PRINCE EDWARD ISLAND/ SUBANTARCTIC/ ASTEROTHYRIACEAE
    Abstract: 3 plates. [New: Gyalideopsis subantarctica sp. nov. (Asterothyriaceae). The new species was collected on Prince Edward Island and is the first record of this genus from the subantarctic. Although the entire article refers to this new taxon as G. subantarctica, the actual taxonomic part lists "Gyalideopsis saxicola Henssen et Lumbsch spec. nov." just before the Latin diagnosis.]
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  • Budel, B/ Henssen, A 1986: Zwei neue Peltula-Arten von Sudafrika (Lichenes). - International Journal of Mycology and Lichenology 2: 235-249. [RLL List # 128-16 / Rec.# 2664]
    Keywords: PELTULA/ NEW TAXA/ SOUTH AFRICA
    Abstract: 5 figures. 4 plates. [New: Peltula coriacea Budel, Henssen & Wessels, sp. nov. and P. kofleri Henssen & Budel, sp. nov.]
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  • Henssen, A 1986: Edwardiella mirabilis, a holocarpous lichen from Marion Island. - Lichenologist 18: 51-56. [RLL List # 127-75 / Rec.# 8340]
    Keywords: MARION ISLAND/ EDWARDIELLA/ NEW TAXA/ LICHINACEAE/ HOLOCARPOUS/ GLOEOCAPSA/ SUBANTARCTIC
    Abstract: 12 figures. [New: Edwardiella gen. nov. and E. mirabilis sp. nov. The new genus is placed in the Lichinaceae. Also new: Gonohymenia nigritella (Lettau) comb. nov., and G. hondoana (Zahlbr.) comb. nov.]
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  • Henssen, A 1986: The genus Paulia (Lichinaceae). - Lichenologist 18: 201-229. [RLL List # 128-52 / Rec.# 8341]
    Keywords: PAULIA/ KEY/ LICHINACEAE/ NEW TAXA
    Abstract: 1 table. 14 figures. [Detailed treatment of 8 species; key. New: Paulia cubana (Tuck.) comb. nov., P. gibbosa sp. nov., P. rhizophora sp. nov., P. stipitata sp. nov., P. tessellata sp. nov.]
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  • Henssen, A 1986: Thyrea polyglossa and Thyrea divergens sp. nov. - Mycotaxon 25: 493-503. [RLL List # 127-76 / Rec.# 8342]
    Keywords: THYREA/ NEW TAXA/ MEXICO/ KENYA/ AFRICA
    Abstract: 3 figures. [Thyrea polyglossa (Nyl.) Zahlbr. is reported from Mexico and T. divergens described as a new species from Kenya.]
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  • Harada, H/ Henssen, A 1987: A new species of Lichinella (Lichinaceae) from Japan. - Lichenologist 19: 289-293. [RLL List # 131 / Rec.# 7691]
    Keywords: LICHINELLA/ LICHINACEAE/ NEW TAXA/ JAPAN
    Abstract: 3 figures. [New: Lichinella japonica sp. nov.]
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  • Henssen, A/ Budel, B/ Titze, A 1987: Euopsis and Harpidium, genera of the Lichinaceae (Lichenes) with rostrate asci. - Botanica Acta, Berichte der Deutschen Botanischen Gesellschaft 101: 49-55. [RLL List # 137 / Rec.# 8278]
    Keywords: EUOPSIS/ ULTRASTRUCTURE/ ASCI/ HARPIDIUM/ LICHINACEAE/ ONTOGENY
    Abstract: 23 figures (10 in color). ["In structure and development of the vegetative thallus, apothecia, and pycnidia, Euopsis and Harpidium were proved to correspond to Pyrenopsis and other genera of the Lichinaceae, and it seems not to be justified to keep the two genera in a separate family Harpidiaceae. The inclusion of Euopsis and Harpidium in the Lichinaceae is suggested here. The occurrence of well-developed, unitunicate-rostrate asci, as they have been described here for species of Euopsis, Harpidium, and Pyrenopsis, support the view that the prototunicate ascus ... might have derived from a unitunicate ascus type."]
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  • Henssen, A/ Dobelmann, A 1987: Development of the spongiostratum in Anzia and Pannoparmelia. - In: E. Peveling (ed.): Progress and Problems in Lichenology in the Eighties. Bibliotheca Lichenologica No. 25. J. Cramer, Berlin-Stuttgart, pp. 103-108. [RLL List # 131 / Rec.# 8283]
    Keywords: PANNOPARMELIA/ ANZIA/ TOMENTUM/ SPONGIOSTRATUM/ DEVELOPMENT
    Abstract: 8 figures. ["The spongiostratum in Anzia and Pannoparmelia is a homologous structure originating in both genera from a meristematic zone in the apical part of the lobes; it is neither a derivative from the medulla nor from the lower cortex."]
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  • Henssen, A 1987: Lichenothelia, a genus of microfungi on rocks. - In: E. Peveling (ed.): Progress and Problems in Lichenology in the Eighties. Bibliotheca Lichenologica No. 25. J. Cramer, Berlin-Stuttgart, pp. 257-293. [RLL List # 131 / Rec.# 8343]
    Keywords: LICHENOTHELIA/ CALIFORNIA/ NEW TAXA/ NON-LICHENIZED/ MICROFUNGI/ SAXICOLOUS/ COLORADO/ ARIZONA/ MEXICO/ AUSTRALIA/ SEYCHELLES/ WASHINGTON/ SOUTH AFRICA
    Abstract: 108 figures. [Treatment of the non-lichenized, ascolocular genus Lichenothelia, including its biology, ecology and morphology. New: Lichenothelia calcarea sp. nov., L. convexa sp. nov., L. dendritica sp. nov., L. echinulata sp. nov., L. gigantea sp. nov., L. globulifera sp. nov., L. intermedia sp. nov., L. intermixta sp. nov., L. macrocarpa sp. nov., L. minor sp. nov., L. paradoxa sp. nov., L. patagonica sp. nov., L. prolifera sp. nov., L. radiata sp. nov., L. schindleri sp. nov., L. solitaria sp. nov., L. solitarioides sp. nov., L. tenuissima sp. nov.]
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  • Budel, B/ Henssen, A 1988: Trebouxia aggregata und Gloeocapsa sanguinea, Phycobionten in Euopsis granatina (Lichinaceae). - Plant Systematics and Evolution 158: 235-241. [RLL List # 137 / Rec.# 2665]
    Keywords: TREBOUXIA/ EUOPSIS/ LICHINACEAE/ GLOEOCAPSA/ PHOTOBIONTS/ ULTRASTRUCTURE/ TEM
    Abstract: 2 figures. [Trebouxia aggregata and Gloeocapsa sanguinea are both found to be photobionts in the lichen Euopsis granatina. The authors describe the ultrastructure of the two organisms and anatomical characteristics of the composite thallus.]
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  • Henssen, A 1989: Errata. - International Journal of Mycology and Lichenology 4(1-2): 317. [RLL List # 139 / Rec.# 8344]
    Keywords: CORRECTIONS/ ERRATA
    Abstract: [Corrects some errors found in two articles in volume 2.]
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  • Henssen, A 1989: Metamelanea and Stromatella, new genera of Lichinaceae. - Lichenologist 21(2): 101-118. [RLL List # 138 / Rec.# 8345]
    Keywords: METAMELANEA/ STROMATELLA/ LICHINACEAE/ NEW TAXA/ ALABAMA/ KEY
    Abstract: 11 figures. [New: Porocyphus ocellatus (Th. Fr.) comb. nov., Metamelanea gen. nov., M. umbonata sp. nov., M. melambola (Tuck.) comb. nov., Stromatella gen. nov., S. bermudana (Riddle) comb. nov. Author discusses ascocarp ontogeny in related genera as well.]
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  • Henssen, A 1990: Lichenes Cyanophili et Fungi Saxicolae Exsiccati ausgegeben von Aino Henssen. Fasc. II (Nos. 26-50). - Fachbereich Biologie der Philipps-Universitat, Marburg. 11 pp. [RLL List # 142 / Rec.# 8346]
    Keywords: EXSICCAT/ ISOTYPES/ CYANOPHYLLIC/ NEW TAXA/ PSOROTICHIA/ PHLOEOPECCANIA/ PTERYGIOPSIS/ POROCYPHUS/ GONOHYMENIA
    Abstract: [Labels for nos. 26-50 in this exsiccat. New: Gonohymenia undulata sp. nov., G. cribellifera subsp. macrocarpa subsp. nov., G. lusitanica sp. nov., Pterygiopsis canariensis sp. nov., P. convoluta sp. nov., P. australiensis sp. nov., Porocyphus kalbarrensis sp. nov., Phloeopeccania hispanica Henssen & Wilems sp. nov., P. australiensis sp. nov., and Psorotichia rimosa sp. nov. Many other isotypes are included in the set.]
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  • Henssen, A 1990: Lichenes Cyanophili et Fungi Saxicolae Exsiccati ausgegeben von Aino Henssen. Fasc. III (Nos. 51-75). - Fachbereich Biologie der Philipps-Universitat, Marburg. 9 pp. [RLL List # 142 / Rec.# 8347]
    Keywords: EXSICCAT/ AZORES/ CYANOPHYLLIC/ ARGENTINA/ CHILE
    Abstract: [Labels for nos. 51-75 in this exsiccat. Several specimens are from the Azores, Chile and Argentina.]
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  • Henssen, A 1990: Thermutopsis jamesii, a new member of the Lichinaceae from Antigua. - Lichenologist 22(3): 253-259. [RLL List # 141 / Rec.# 8348]
    Keywords: THERMUTOPSIS/ LICHINACEAE/ ANTIGUA/ NEW TAXA
    Abstract: 3 figures. [New: Thermutopsis gen. nov., T. jamesii sp. nov.]
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  • Henssen, A/ Jørgensen, PM 1990: New combinations and synonyms in the Lichinaceae. - Lichenologist 22(2): 137-147. [RLL List # 140 / Rec.# 8287]
    Keywords: NEW TAXA/ LICHINACEAE/ GONOHYMENIA/ ANEMA/ PAULIA/ METAMELANEA/ THYREA
    Abstract: [New: Anema cernohorskyi (Servit) Henssen comb. nov., A. prodigulum (Nyl.) Henssen comb. nov., Cryptothele laatokkaensis (Vainio) Henssen comb. nov., C. rhodosticta (Taylor) Henssen comb. nov., Gonohymenia heppii (Mull. Arg.) Henssen comb. nov., G. iodopulchra (Crozals) Henssen comb. nov., G. minnesotensis (Fink) Henssen comb. nov., G. polyspora (Magnusson) Henssen comb. nov., G. schleicheri (Hepp) Henssen comb. nov., Metamelanea caesiella (Th. Fr.) Henssen comb. nov., Paulia myriocarpa (Zahlbr.) Henssen comb. nov., P. pyrenoides (Nyl.) Henssen comb. nov., P. schroederi (Zahlbr.) Henssen comb. nov., Peccania arabica (Mull. Arg.) Henssen comb. nov., P. teretiuscula (Flagey) Henssen comb. nov., P. tiruncula (Nyl.) Henssen comb. nov., Pterygiopsis coracodiza (Nyl.) Henssen comb. nov., P. umbilicata (Vezda) Henssen comb. nov., P. haematina P. M. Jørg. & Henssen nom. nov., Thelignya groenlandica (Dahl) Henssen comb. nov., T. lignyota (Wahlenb.) P. M. Jørg. & Henssen comb. nov., Thyrea confusa Henssen sp. nov., T. pachyphylla (Mull. Arg.) Henssen comb. nov., and T. pachyphylla (Mull. Arg.) Henssen var. laxa (Mull. Arg.) Henssen comb. nov.]
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  • Henssen, A/ Titze, A 1990: Auriculora byssomorpha, a tropical lichen with a remarkable developmental morphology. - Botanica Acta 103: 131-139. [RLL List # 142 / Rec.# 8299]
    Keywords: AURICULORA/ MORPHOLOGY/ ONTOGENY/ BRAZIL
    Abstract: 32 figures (6 in color). ["The ontogeny of the apothecia is characterized by the repeated formation of new hymenia within the subhymenial layer. The development of the first hymenium is gymnocarpous but the de novo differentiation of new hymenia, each beneath the next older disintegrating one, gives rise to a peculiar type of secondary hemiangiocarpy. Portions of the decaying hymenia and adjacent subhymenial tissue frequently remain fastened to the apothecial margin and disc in the shape of ear-like appendages or as superimposed layers."]
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  • Jørgensen, PM/ Henssen, A 1990: Proposal to conserve Pyrenopsis (Nyl.) Nyl., and nomenclatural comments on some related genera (lichenized fungi). - Taxon 39: 343-348. [RLL List # 140 / Rec.# 9486]
    Keywords: PYRENOPSIS/ NOMENCLATURE/ COLLEMOPSIS/ PSOROTICHIA/ THELIGNYA
    Abstract: ["A survey of several names of genera related to Pyrenopsis (Nyl.) Nyl. is made. Collemopsis Nyl. ex Crombie is lectotypified by C. schaereri and is a synonym of Psorotichia Massal. The generic name Pyrenopsis (Nyl.) Nyl. is proposed for conservation with P. fuscatula Nyl. as conserved type, otherwise the name is a later synonym of Thelignya Massal."]
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  • Henssen, A 1991: Omphalodiella patagonica, a new peltate lichen genus and species from South America. - Lichenologist 23(4): 333-342. [RLL List #  / Rec.# 8349]
    Keywords: OMPHALODIELLA/ OMPHALODIUM/ PATAGONIA/ PELTATE/ RHIZOPLACA/ SOUTH AMERICA
    Abstract: 20 fig. ["Omphalodiella patagonica henssen gen. et sp. nov. is described from two Patagonian localities in Argentina. In habit the new lichen resembles some species of Acarospora in having brown, peltate thalli less than 3 mm wide with immersed apothecia. The ontogeny and structure of the apothecia and pycnidia correspond, however, to genera of the Parmeliaceae."]
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  • Henssen, A/ Döring, H/ Kantvilas, G 1992: Austropeltum glareosum gen. et sp. nov., a new lichen from mountain plateaux in Tasmania and New Zealand. - Botanica Acta 105: 457-467. [RLL List # 151 / Rec.# 8282]
    Keywords: ASCOCARP ONTOGENY/ AUSTROPELTUM/ NEW ZEALAND/ STEREOCAULACEAE/ TASMANIA
    Abstract: 40 fig. ["Austropeltum gen. nov. is described as a monotypic genus of the family Stereocaulaceae. It differs from other genera of the family by a squamulose habit. The single species, Austropeltum glareosum sp. nov. is characterized by an heteromerous thallus with a thick, heavily gelatinized upper cortex, and stalked, lecideine, glomerate apothecia."]
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  • Henssen, A 1992: Placoparmelia patagonica, a new lichen genus and species from Argentina (Parmeliaceae). - Lichenologist 24(2): 133-142. [RLL List # 148 / Rec.# 8350]
    Keywords: ARGENTINA/ NEOFUSCELIA/ PLACOPARMELIA
    Abstract: 24 fig. ["Placoparmelia patagonica Henssen gen. et sp. nov. is described from two localities in Argentina. The placodioid thallus of P. patagonica has a primitive paraplectenchymatous upper cortex in parts but is devoid of a clearly defined lower cortex, true rhizines or tufts of rhizoidal hyphae. The upper surface is minutely porous and reacts HNO3+ blue-green indicating the presence of glomellifera brown."]
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  • Henssen, A 1992: Thallus morphology and apothecial development in Omphalodium pisacomense and Omphalora arizonica (Parmeliaceae). - Lichenologist 24(1): 27-41. [RLL List #  / Rec.# 8351]
    Keywords: GYPSOPLACA/ OMPHALODIELLA/ OMPHALODIUM/ OMPHALORA/ PARMELIACEAE/ RHIZOPLACA
    Abstract: 38 fig. ["Studies of the ascocarp ontogeny demonstrated the affiliation of Omphalodium and Omphalora to Parmeliaceae s. lat. In both genera, pycnidia and apothecia arise in the upper cortex, being differentiated entirely by cortical hyphae. The parmelioid development of the apothecia differs in the two genera."]
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  • Henssen, A/ Titze, A 1992: Neofuscelia squamariata and Neofuscelia almbornii sp. nov. (Parmeliaceae). - Lichenologist 24(3): 203-213. [RLL List # 149 / Rec.# 8300]
    Keywords: NEOFUSCELIA/ PARMELIACEAE
    Abstract: 29 fig. [New: Neofuscelia almbornii Henssen sp. nov., which is segregated from N. squamariata.]
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  • Jørgensen, PM/ Henssen, A 1993: Physma omphalarioides - its taxonomic position and phytogeography. - Graphis Scripta 5(1): 12-17. [RLL List # 151 / Rec.# 9487]
    Keywords: COLLEMA/ DISJUNCTIONS/ PHYSMA/ PHYTOGEOGRAPHY/ RAMALODIUM/ STAUROLEMMA
    Abstract: 2 fig. [New: Staurolemma omphalarioides (Anzi) comb. nov. This species "is basically a Mediterranean lichen, reaching Macaronesia, including the Cape Verde Is., with a remarkably disjunct occurrence on the west-coast of Norway, just south of the Arctic Circle."]
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  • Henssen, A 1994: Contribution to the morphology and species delimitation in Heppia sensu stricto (lichenized Ascomycotina). - Acta Botanica Fennica 150: 57-73. [RLL List # 156 / Rec.# 8352]
    Keywords: GLOEOHEPPIA/ HEPPIA/ PELTULA
    Abstract: 47 fig. [Six species are accepted in Heppia sensu stricto (excluding Peltula and Gloeoheppia), and detailed descriptions and discussions are provided. A key for identification is also given.]
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  • Brodo, IM/ Henssen, A 1995: A new isidiate crustose lichen in northwestern North America. - In: Farkas, EE/Lücking, R/Wirth, V (eds.): Scripta Lichenologica - Lichenological Papers Dedicated to Antonín Vezda. Bibliotheca Lichenologica, J. Cramer, Berlin, Stuttgart, pp. 27-41. [RLL List # 161 / Rec.# 2425]
    Keywords: ASCOCARP ONTOGENY/ CRUSTOSE/ ISIDIA/ LOXOSPORA/ LOXOSPOROPSIS/ PACIFIC NORTHWEST
    Abstract: 5 fig. [New: Loxosporopsis Henssen gen. nov., L. corallifera Brodo, Henssen & Imshaug sp. nov. This new species contains divaricatic acid in the thallus and gyrophoric acid in the apothecia. Apothecial development and morphology of the new genus is compared to that of Loxospora elatina.]
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  • Henssen, A 1995: Apothecial structure and development in Protoparmelia badia (Parmeliaceae s. lat.). - In: Daniëls, FJA/Schulz, M/Peine, J (eds.): Flechten Follmann. Contributions to lichenology in Honour of Gerhard Follmann. Geobotanical and Phytotaxonomical Study Group, Botanical Institute, University of Cologne, Cologne, pp. 55-62. [RLL List # 161 / Rec.# 8353]
    Keywords: ASCOMA ONTOGENY/ LECANORALES/ PARMELIACEAE/ PROTOPARMELIA
    Abstract: 14 fig. ["The inclusion of Protoparmelia in the Parmeliaceae s. lat. is suggested."]
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  • Henssen, A 1995: Psoroglaena costaricensis, a new lichen from Costa Rica, and remarks on other taxa of the genus Psoroglaena (Verrucariaceae). - In: Knoph, J-G/Schrüfer, K/Sipman, HJM (eds.): Studies in Lichenology with Emphasis on Chemotaxonomy, Geography and Phytochemistry. Festschrift Christian Leuckert. Bibliotheca Lichenologica, J. Cramer, Berlin, Stuttgart, pp. 199-210. [RLL List # 159 / Rec.# 8354]
    Keywords: COSTA RICA/ PROCHLORALES/ PSOROGLAENA/ VERRUCARIACEAE
    Abstract: 24 fig. [New: Psoroglaena costaricensis sp. nov., P. stigonemoides (Orange) comb. nov. "The yellow-green photobiont in Psoroglaena species is apparently a filamentous cyanobacterium, possibly belonging to an undescribed genus of the Prochlorales."]
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  • Henssen, A 1995: Sagiolechia atlantica, eine neue Flechte von den Atlantischen Inseln (Ascomycotina, Ostropales). - In: Farkas, EE/Lücking, R/Wirth, V (eds.): Scripta Lichenologica - Lichenological Papers Dedicated to Antonín Vezda. Bibliotheca Lichenologica 58, J. Cramer, Berlin, Stuttgart, pp. 123-136. [RLL List # 161 / Rec.# 8355]
    Keywords: ASCOCARP ONTOGENY/ AZORES/ MACARONESIA/ MADEIRA/ OSTROPALES/ RHEXOPHIALE/ SAGIOLECHIA
    Abstract: 6 fig. [New: Sagiolechia atlantica sp. nov., from Madeira and the Azores.]
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  • Henssen, A 1995: Studies on the biology and structure of Dacampia (Dothideales), a genus with lichenized and lichenicolous species. - Cryptogamic Botany 5(2): 149-158. [RLL List # 159 / Rec.# 8356]
    Keywords: CEPHALODIA/ DACAMPIA/ LICHENICOLOUS/ POLYBLASTIA/ STIGMIDIUM
    Abstract: 43 fig. ["Members of the Dacampia hookeri group are shown to be lichenized pyrenomycetes that form a green-algal thallus with Coccomyxa and external cephalodia with Nostoc." New to North America: Polyblastia epigaea.]
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  • Henssen, A 1995: The new lichen family Gloeoheppiaceae and its genera Gloeoheppia, Pseudopeltula and Gudelia (Lichinales). - Lichenologist 27(4): 261-290. [RLL List # 160 / Rec.# 8357]
    Keywords: GLOEOHEPPIA/ GLOEOHEPPIACEAE/ GUDELIA/ HEPPIA/ LICHINACEAE/ PELTULA/ PSEUDOPELTULA
    Abstract: 14 fig. [New: Gloeoheppiaceae fam. nov., Gloeoheppia rugosa sp. nov. (from the Canary Islands), G. polyspora sp. nov. (from Oaxaca and Baja, Mexico), Pseudopeltula gen. nov., P. myriocarpa sp. nov. (from Queretaro and Guerrero, Mexico), P. heppioides sp. nov., P. dicyanophora sp. nov., Gudelia gen. nov., G. mexicana sp. nov. (from Guerrero, Mexico).]
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  • Henssen, A/ Tretiach, M 1995: Paulia glomerata, a new epilithic species from Europe, and additional notes on some other Paulia species. - Nova Hedwigia 60(1-2): 297-309. [RLL List # 159 / Rec.# 8302]
    Keywords: ALPS/ CALCAREOUS/ ITALY/ PAULIA/ SLOVENIA
    Abstract: 4 plates [New: Paulia glomerata sp. nov., described from calcareous gorges in the southeastern Alps of Slovenia and Italy.]
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  • Tretiach, M/ Henssen, A 1996: Paulia caespitosa sp. nov. and P. wrightii comb. nov. (Lichinaceae, Ascomycotina). - Mycotaxon 57: 359-369. [RLL List # 162 / Rec.# 18966]
    Keywords: CYANOLICHENS/ LEMPHOLEMMA/ OMPHALARIA/ PAULIA
    Abstract: 3 fig. [New: Paulia caespitosa sp. nov., (Chihuahua, Mexico), P. wrightii (Tuck.) comb. nov.]
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  • Henssen, A 1997: Santessoniella, a new cyanophilic genus of lichenized ascomycetes. - In: Tibell, L/Hedberg, I (eds.): Lichen Studies Dedicated to Rolf Santesson. Symbolae Botanicae Upsalienses, Acta Universitatis Upsaliensis, Uppsala, pp. 75-93. [RLL List # 170 / Rec.# 8358]
    Keywords: CYANOLICHENS/ PANNARIACEAE/ PARMELIELLA/ SANTESSONIELLA
    Abstract: 10 fig. [A new cyanophilic genus with a relationship to Parmeliella is described. New: Santessoniella gen. nov., S. arctophila (Th. Fr.) comb. nov., S. arctophila var. terricola var. nov. (Norway, Iceland, Greenland), S. arctophila var. glomerulosa (Th. Fr.) comb. nov., S. chilensis (Hue) comb. nov., S. elongata sp. nov. (Argentina, Chile), S. grisea (Hue) comb. nov., S. luctuosa (Hue) comb. nov., S. polychidioides (Zahlbr.) comb. nov.]
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  • Henssen, A 1998: Studies in thallus structure and apothecial development in Xanthomaculina hottentotta (Parmeliaceae). - Cryptogamie, Bryologie-Lichénologie 19(2-3): 267-276. [RLL List # 172 / Rec.# 8359]
    Keywords: ASCOCARP ONTOGENY/ ASCOMA ONTOGENY/ CORTEX/ CORTICAL STRUCTURE/ MACULAE/ PARMELIACEAE/ XANTHOMACULINA
    Abstract: 26 fig.
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  • Döring, H/ Henssen, A/ Wedin, M 1999: Ascoma development in Neophyllis melacarpa (Lecanorales, Ascomycota), with notes on the systematic position of the genus. - Australian Journal of Botany 47: 783-794. [RLL List # 179 / Rec.# 3973]
    Keywords: ASCOMA ONTOGENY/ AUSTROPELTUM/ CLADONIACEAE/ LECANORALES/ NEOPHYLLIS/ SPHAEROPHORACEAE/ STEREOCAULACEAE
    Abstract: 12 fig.
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  • Henssen, A 1999: New species of Ramalodium and Staurolemma from Australasia (Collemataceae, lichenized ascomycetes). - Nova Hedwigia 68(1-2): 117-130. [RLL List # 177 / Rec.# 8360]
    Keywords: AUSTRALIA/ COLLEMATACEAE/ NEW ZEALAND/ RAMALODIUM/ STAUROLEMMA
    Abstract: 6 pl. [New: Ramalodium dumosum sp.nov., R. fecundissimum sp. nov. (both from New Zealand), Staurolemma fruticosum sp. nov. (Australia).]
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  • Jørgensen, PM/ Henssen, A 1999: Further species of the lichen genus Staurolemma (Collemataceae, lichenized Ascomycetes). - The Bryologist 102(1): 22-25. [RLL List # 175 / Rec.# 9488]
    Keywords: COLLEMATACEAE/ HOMOTHECIUM/ LECIOPHYSMA/ LEIGHTONIELLA/ PHYSMA/ RAMALODIUM/ SPORE SEPTATION/ STAUROLEMMA
    Abstract: 2 fig. [Addition of two species to a previously monospecific genus. New: Staurolemma dussii (Vainio) comb. nov., S. weberi Henssen & P. M. Jørg. sp. nov. (Hawaii). An updated key to the genera of Collemataceae with simple spores is provided.]
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  • Tønsberg, T/ Henssen, A 1999: Additions to the lichen flora of North America VIII. Santessoniella grisea new to North America. - Evansia 16(4): 184. [RLL List # 178 / Rec.# 18803]
    Keywords: OLYMPIC MOUNTAINS/ OLYMPIC NATIONAL PARK/ SANTESSONIELLA/ WASHINGTON
    Abstract: [This species is reported from Olympic National Park in Washington State.]
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  • Henssen, A/ Kantvilas, G 2000: Santessoniella rugosa (Pannariaceae), a new species from Tasmania. - Lichenologist 32(2): 149-153. [RLL List # 179 / Rec.# 8289]
    Keywords: AUSTRALIA/ PANNARIACEAE/ SANTESSONIELLA/ TASMANIA
    Abstract: 3 fig. [New: Santessoniella rugosa (Tasmania).]
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  • Henssen, A/ Tønsberg, T 2000: Spilonemella, a new genus of cyanophilic lichens with species from North America and Japan (Coccocarpiaceae). - The Bryologist 103(1): 108-116. [RLL List # 178 / Rec.# 8301]
    Keywords: COCCOCARPIACEAE/ JAPAN/ NAID/ NORTH AMERICA/ SPILONEMA/ SPILONEMELLA
    Abstract: 7 fig. [New: Spilonemella gen. nov., S. americana sp. nov. (Washington, British Columbia), S. japonica Henssen sp. nov. (Japan).]
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  • Henssen, A/ Jørgensen, PM 2001: A new species of Peltularia (Coccocarpiaceae) from Tierra del Fuego and the South Shetland Islands. - In: McCarthy, PM/Kantvilas, G/Louwhoff, SHJJ (eds.): Lichenological Contributions in Honour of Jack Elix. Bibliotheca Lichenologica, J. Cramer, Berlin, Stuttgart, pp. 85-90. [RLL List # 184 / Rec.# 22223]
    Keywords: ARGENTINA/ PELTULARIA/ SOUTH SHETLAND ISLANDS
    Abstract: 3 fig. [New: Peltularia fuegiana sp. nov. (Argentina, South Shetland Islands).]
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  • Henssen, A/ Lücking, R 2002: Morphology, anatomy, and ontogeny in the Asterothyriaceae (Ascomycota: Ostropales), a misunderstood group of lichenized fungi. - Annales Botanici Fennici 39: 273-299. [RLL List # 190 / Rec.# 24099]
    Keywords: ANATOMY/ ASTEROTHYRIUM/ GOMPHILLACEAE/ GYALIDEA/ GYALIDEOPSIS/ ONTOGENY/ PSOROTHECIOPSIS/ SOLORINELLA/ SYSTEMATICS
    Abstract: 15 fig. 3 tab.
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  • Henssen, A 2003: Placopsis stellata (Øvstedal) Henssen comb. nova (Ascomycotina, Agyriaceae). - In: Jensen, M (ed.): Lichenological Contributions in Honour of G.B. Feige. Bibliotheca Lichenologica, J. Cramer, Berlin, Stuttgart, pp. 107-112. [RLL List # 191 / Rec.# 24294]
    Keywords: COCCOTREMA/ PLACOPSIS/ SUBANTARCTIC
    Abstract: 2 fig. [New: Placopsis stellata (Øvstedal) comb. nov.]
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  • Henssen, A 2004: Hertella neozelandica and Zahlbrucknerella compacta (Ascomycotina), two new cyanophilic lichens from the Southern Hemisphere. - In: Döbbeler, P/Rambold, G (eds.): Contributions to Lichenology. Festschrift in Honour of Hannes Hertel. Bibliotheca Lichenologica, J. Cramer in der Gebrüder Borntraeger, Berlin, Stuttgart, pp. 195-200. [RLL List # 194 / Rec.# 25213]
    Keywords: HERTELLA/ NEW ZEALAND/ ZAHLBRUCKNERELLA
    Abstract: 3 fig. [New: Hertella neozelandica sp. nov., Zahlbrucknerella compacta sp. nov. (both known only from the South Island, New Zealand).]
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    Number of hits shown/total: 98/98.
    Number of records in database: 41574.
    Current date: 2024.12.02.OK