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Data set(s): RLL + Mattick + Supplement
Author: Seaward

  • Seaward, MRD 1961: Lichenology. - Trans. Lincolnshire Nat. Union 15(2): 128-129. [RLL List # 52 / Rec.# 16874]
    Keywords: BRITISH ISLES/ LINCOLNSHIRE/ FLORA
    Abstract: [Plea for the study of Lincolnshire lichens.]
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  • Seaward, MRD 1962: Lichenology. - Trans. Lincolnshire Nat. Union 15: 200-201. [RLL List # 52 / Rec.# 16875]
    Keywords: BRITISH ISLES/ LINCOLNSHIRE/ FLORA
    Abstract: [21 records from Lincolnshire.]
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  • Seaward, MRD 1963: Field meeitng at Market Rasen. - The Lichenologist 2(2): 194-197. [RLL List # 49 / Rec.# 16876]
    Keywords: BRITISH ISLES/ FIELD MEETING REPORT/ LINCOLNSHIRE
    Abstract: [Species from Lincolnshire.]
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  • Seaward, MRD 1963: Lichenology. - Trans. Lincolnshire Nat. Union 15: 285-286. [RLL List # 52 / Rec.# 16877]
    Keywords: BRITISH ISLES/ LINCOLNSHIRE/ FLORA
    Abstract: [45 records from Lincolnshire.]
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  • Seaward, MRD 1963: The British Lichen Society at Market Rasen. - Trans. Lincolnshire Nat. Union 15: 287-289. [RLL List # 52 / Rec.# 16878]
    Keywords: BRITISH ISLES/ LINCOLNSHIRE/ FLORA
    Abstract: [About 75 records from a Lincolnshire locality.]
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  • Seaward, MRD 1965: Lichenology. - Trans. Lincolnshire Nat. Union 16: 110-111. [RLL List # 91 / Rec.# 16879]
    Keywords: FLORA / GREAT BRITAIN
    Abstract: [7 species.]
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  • Seaward, MRD 1965: Lincolnshire psocids. - Trans. Lincolnshire Nat. Union 16: 99-100. [RLL List # 93-107 / Rec.# 16880]
    Keywords: PSOCIDS/ INSECTS/ ANIMALS/ LINCOLNSHIRE/ BRITISH ISLES
    Abstract: [Psocids on lichens. Previously cited by without date.]
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  • Seaward, MRD 1966: A check-list of Lincolnshire lichens. - Trans. Lincolnshire Nat. Union 16: 153-159. [RLL List # 69 / Rec.# 16881]
    Keywords: BRITISH ISLES/ LINCOLNSHIRE/ FLORA/ CHECKLIST
    Abstract: [Many taxa.]
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  • Seaward, MRD 1966: Lichenology. - Trans. Lincolnshire Nat. Union 16: 164-166. [RLL List # 91 / Rec.# 16882]
    Keywords: FLORA / GREAT BRITAIN
    Abstract: [53 species.]
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  • Seaward, MRD 1966: Preliminary notes on the heathland lichen flora in the Scunthorpe Area. - Lichenologist 3: 275-276. [RLL List # 62 / Rec.# 16883]
    Keywords: HEATHLANDS/ BRITISH ISLES/ SCUNTHORPE AREA/ FLORA
    Abstract: [13 species.]
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  • Seaward, MRD 1967: Lichenology. - Trans. Lincolnshire Nat. Union 16: 233-234. [RLL List # 91 / Rec.# 16884]
    Keywords: FLORA / GREAT BRITAIN
    Abstract: [8 species.]
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  • Seaward, MRD 1968: Bryology and lichenology. - Trans. Lincolnshire Nat. Union 17: 33-34. [RLL List # 69 / Rec.# 16885]
    Keywords: BRITISH ISLES/ LINCOLNSHIRE/ FLORA
    Abstract: [New records from Lincolnshire.]
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  • Seaward, MRD 1968: Bryology and lichenology. - Trans. Lincolnshire Nat. Union 17: 33-34. [RLL List # 76 / Rec.# 16886]
    Keywords: BRITISH ISLES/ LINCOLNSHIRE
    Abstract: [Many species.]
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  • Seaward, MRD 1969: Bryology and lichenology. - Trans. Lincolnshire Nat. Union 17: 103-104. [RLL List # 91 / Rec.# 16887]
    Keywords: FLORA / GREAT BRITAIN
    Abstract: [50 lichens.]
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  • Seaward, MRD 1970: A Revised Check-list of Lincolnshire Lichens. - Trinity and All Saints' Colleges, Horsforth, Leeds. 7 pp. [RLL List # 76 / Rec.# 16888]
    Keywords: CHECKLIST/ BRITISH ISLES/ LINCOLNSHIRE
    Abstract: [Many species.]
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  • Seaward, MRD 1970: F. A. Lee's botanical collections: Part 3. - Naturalist [Hull] 1970: 125-129. [RLL List # 79 / Rec.# 16890]
    Keywords: LEE/ HERBARIA/ BRITISH ISLES
    Abstract: [Many taxa of lichens.]
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  • Seaward, MRD 1970: The lichen Parmelia incurva (Pers.) Fr. in Yorkshire. - Naturalist [Hull] 1970: 130. [RLL List # 79 / Rec.# 16892]
    Keywords: PARMELIA INCURVA/ BRITISH ISLES/ YORKSHIRE
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  • Seaward, MRD 1971: A Guide to the Lichenological Collection of Thomas Hebden (1843-1931). - Art Gallery and Museum, Cliff Castle, Keighley. 17 pp. [RLL List # 81 / Rec.# 16894]
    Keywords: HISTORY/ HEBDEN/ HERBARIA
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  • Seaward, MRD 1972: A lichen Check-list of the West Riding Conurbation. - Trinity and All Saints' Colleges, Horsforth, Leeds. 14 pp. [RLL List # 83 / Rec.# 16895]
    Keywords: CHECKLIST/ WEST RIDING/ BRITISH ISLES
    Abstract: [286 taxa; processed publication.]
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  • Seaward, MRD 1972: Lichenology. - Trans. Lincolnshire Nat. Union 18: 16-17. [RLL List # 88 / Rec.# 16896]
    Keywords: FLORA/ LINCOLNSHIRE/ GREAT BRITAIN
    Abstract: [About 75 species from Lincolnshire.]
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  • Seaward, MRD 1972: William Johnson's lichen collection. - Naturalist [Hull] 1972: 13-14. [RLL List # 83 / Rec.# 16897]
    Keywords: WILLIAM JOHNSON/ HISTORY/ HERBARIA
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  • Seaward, MRD 1973: Distribution maps of lichens in Britain. - Lichenologist 5: 464-480. [RLL List # 87 / Rec.# 16898]
    Keywords: DISTRIBUTION/ MAPS/ GREAT BRITAIN
    Abstract: [Maps compiled by various authors.]
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  • Seaward, MRD 1973: F. A. Lees' botanical collections: Part 4. - Naturalist 1973: 35-36. [RLL List # 91 / Rec.# 16899]
    Keywords: FLORA / GREAT BRITAIN
    Abstract: [34 lichens.]
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  • Seaward, MRD 1973: Lichen ecology of the Scunthorpe heathlands. I. Mineral accumulation. - Lichenologist 5: 423-433. [RLL List # 87 / Rec.# 16900]
    Keywords: ECOLOGY/ SCUNTHORPE HEATHLANDS/ MINERAL ACCUMULATION/ ELEMENTAL CONTENT
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  • Seaward, MRD 1973: Lichenology. - Trans. Lincolnshire Nat. Union 18: 84-85. [RLL List # 91 / Rec.# 16901]
    Keywords: FLORA / GREAT BRITAIN
    Abstract: [34 lichens.]
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  • Seaward, MRD 1973: The ecology of Scunthorpe heathlands with particular reference to Twigmoor Warren. - Jour. Scunthorpe Mus. Soc., Ser. 2 (Nat. Hist.) 2: 1-28. [RLL List # 87 / Rec.# 16902]
    Keywords: ECOLOGY/ SCUNTHORPE HEATHLANDS/ TWIGMOOR WARREN/ GREAT BRITAIN/ FLORA
    Abstract: [About 25 lichens.]
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  • Earland-Bennett, PM/ Seaward, MRD 1974: Field meeting in the Hebden Valley, Yorkshire. - Lichenologist 6: 115-121. [RLL List # 90 / Rec.# 4608]
    Keywords: FIELD MEETING / YORKSHIRE / BRITISH ISLES
    Abstract: [Many species.]
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  • Seaward, MRD 1974: A note on Phauloppia lucorum C. L. Koch (Acari: Oribatidae) and lichens. - Lichenologist 6: 158-164. [RLL List # 91 / Rec.# 16903]
    Keywords: HERBIVORE/ MITES/ INVERTEBRATES/ PHAULOPPIA / ANIMALS
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  • Seaward, MRD 1974: Contributions to the lichen flora of lowland Scotland--I. Dumfriesshire. - Trans. Bot. Soc. Edinburgh 42: 143-151. [RLL List # 92-77 / Rec.# 16904]
    Keywords: BRITISH ISLES/ DUMFRIESSHIRE/ SCOTLAND
    Abstract: 1 fig. [Many species.]
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  • Seaward, MRD 1974: Some observations on heavy metal toxicity and tolerance in lichens. - Lichenologist 6: 158-164. [RLL List # 91 / Rec.# 16905]
    Keywords: TOXICITY / TOLERANCE / HEAVY METALS / POLLUTION
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  • Bishop, JA/ Cook, LM/ Muggleton, J/ Seaward, MRD 1975: Moths, lichens, and air pollution along a transect from Manchester to North Wales. - Jour. Appl. Ecol. 12: 83-98. [RLL List # 92-9 / Rec.# 1992]
    Keywords: ANIMALS/ INSECTS/ BRITISH ISLES/ ECOLOGY/ AIR POLLUTION
    Abstract: 2 fig. 7 tab.
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  • Seaward, MRD 1975: Contributions to the lichen flora of south-east Ireland-I. - Proc. Roy Irish Acad. 75B: 185-205. [RLL List # 92-78 / Rec.# 16906]
    Keywords: IRELAND/ BRITISH ISLES
    Abstract: 4 fig. [203 taxa.]
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  • Seaward, MRD 1975: Distribution maps of lichens in Britain. - Lichenologist 7: 180. [RLL List # 93-108 / Rec.# 16907]
    Keywords: DISTRIBUTION/ MAPPING/ BRITISH ISLES
    Abstract: [Summary of numbers of species recorded.]
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  • Seaward, MRD 1975: Lichen flora of the West Yorkshire conurbation. - Proc. Leeds Philos. Lit. Soc., Sci. Sect. 10(9): 141-208. [RLL List # 93-109 / Rec.# 16908]
    Keywords: BRITISH ISLES/ WEST YORKSHIRE/ AIR POLLUTION
    Abstract: 28 fig. [286 taxa; detailed study. Available for L2.40 (or $6.00) from the Honorary Treasurer, Leeds Philosophical and Literary Society, City Museum, Calverley St., Leeds 1, England.]
    [Edit/Delete] [Upload PDF/URL] [ET: 2596]

  • Seaward, MRD 1975: Lichenology. - Trans. Lincolnshire Nat. Union 18: 170-171. [RLL List # 100 / Rec.# 16909]
    Keywords: LINCOLNSHIRE/ BRITISH ISLES
    Abstract: [40 species.]
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  • Seaward, MRD 1975: Some observations on the status of the lichen genus Lobaria in southeast Ireland. - Irish Nat. Jour. 18: 248-250. [RLL List # 95 / Rec.# 16910]
    Keywords: IRELAND/ BRITISH ISLES/ LOBARIA
    Abstract: [4 species.]
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  • Coppins, BJ/ Seaward, MRD 1976: A lichen collection from the Yorkshire Museum, York. - Naturalist 1976: 13-15. [RLL List # 100 / Rec.# 3506]
    Keywords: YORK/ BRITISH ISLES/ HERBARIA
    Abstract: [About 50 species.]
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  • Hawksworth, DL/ Reid, DG/ Seaward, MRD 1976: A Preliminary Bibliography of British Lichens. - Commonwealth Mycological Institute, Kew. 99 pp. [RLL List # 95 / Rec.# 7912]
    Keywords: BIBLIOGRAPHY/ BRITISH ISLES/ HISTORY
    Abstract: [2347 references.]
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  • Henderson, A/ Seaward, MRD 1976: The lichens of Harewood. - Naturalist 1978: 61-71. [RLL List # 100 / Rec.# 8198]
    Keywords: BRITISH ISLES/ HAREWOOD
    Abstract: 3 figures. [69 taxa.]
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  • Seaward, MRD 1976: Further recent records of Lobaria from southeast Ireland. - Irish Nat. Jour. 18: 336-338. [RLL List # 99 / Rec.# 16911]
    Keywords: IRELAND/ BRITISH ISLES/ LOBARIA
    Abstract: [2 species.]
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  • Seaward, MRD 1976: Further recent records of Lobaria from southeast Ireland. - Irish Natural. Jour. 18: 336-337. [RLL List # 100 / Rec.# 16912]
    Keywords: IRELAND/ LOBARIA
    Abstract: [2 species.]
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  • Seaward, MRD 1976: Lichen mapping scheme: a progress report for Ireland. - Irish Nat. Jour. 18: 335-336. [RLL List # 99 / Rec.# 16913]
    Keywords: MAPPING/ IRELAND/ BRITISH ISLES/ DISTRIBUTION
    Abstract: 1 figure.
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  • Seaward, MRD 1976: Lichenology. - Trans. Lincolnshire Nat. Union 19: 7. [RLL List # 100 / Rec.# 16914]
    Keywords: LINCOLNSHIRE/ BRITISH ISLES
    Abstract: [14 species.]
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  • Seaward, MRD 1976: Lichens in air-polluted environments: multivariate analysis of the factors involved. - In: L. Karenlampi (ed.): Proceedings of the Kuopio Meeting on Plant Damages Caused by Air Pollution. University of Kuopio, Kuopio, Finland, pp. 57-63. [RLL List # 96 / Rec.# 16915]
    Keywords: AIR POLLUTION/ MULTIVARIATE ANALYSIS
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  • Seaward, MRD 1976: Performance of Lecanora muralis in an urban environment. - In: D. H. Brown, D. L. Hawksworth & R. H. Bailey (eds.): Lichenology: Progress and Problems. Academic Press, London, pp. 323-357. [RLL List # 95 / Rec.# 16916]
    Keywords: LECANORA/ AIR POLLUTION/ BRITISH ISLES
    Abstract: 12 figures. 7 tables.
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  • Seaward, MRD 1976: The lichens of County Carlow, Ireland. - Rev. Bryol. Lichenol. 42: 665-676. [RLL List # 95 / Rec.# 16917]
    Keywords: IRELAND/ BRITISH ISLES/ COUNTY CARLOW
    Abstract: 2 figures. [221 taxa.]
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  • Seaward, MRD 1976: Yorkshire lichen material of W. C. McIvor in the herbarium of the National Botanic Gardens, Glasnevin, Dublin. - Naturalist 1976: 125-128. [RLL List # 100 / Rec.# 16918]
    Keywords: IRELAND/ HERBARIA/ DUBLIN
    Abstract: 2 figures. [About 50 species.]
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  • Brightman, FH/ Seaward, MRD 1977: Lichens of man-made substrates. - In: M. R. D. Seaward (ed.): Lichen Ecology. Academic Press, London, pp. 253-293. [RLL List # 100 / Rec.# 2359]
    Keywords: ECOLOGY/ MAN-MADE SUBSTRATES/ HABITATS
    Abstract: 5 figures. 8 tables. [Review.]
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  • Gerson, U/ Seaward, MRD 1977: Lichen-invertebrate associations. - In: M. R. D. Seaward (ed.): Lichen Ecology. Academic Press, London, pp. 69-119. [RLL List # 100 / Rec.# 6535]
    Keywords: ANIMALS/ INVERTEBRATES/ ECOLOGY/ FOOD/ REVIEW
    Abstract: 3 figures. 9 tables. [Detailed review article from diverse sources.]
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  • Hawksworth, DL/ Seaward, MRD 1977: Lichenology in the British Isles 1568-1975. An Historical and Bibliographic Survey. - Richmond Publishing Company, Richmond, Surrey. 231 pp. [RLL List # 101-40 / Rec.# 7922]
    Keywords: BIBLIOGRAPHY/ BRITISH ISLES/ HISTORY
    Abstract: 22 figures. 12 unnumbered plates. [General historical account and bibliography of 2695 references.]
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  • Seaward, MRD" (ed.) 1977: Lichen Ecology. - Academic Press, London. 550 pp. [RLL List # 100 / Rec.# 16840]
    Keywords: ECOLOGY/ REVIEWS
    Abstract: [11 chapters by various authors, each listed separately in the present bibliography.]
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  • Seaward, MRD/ Coppins, BJ 1977: The James Gilchrist lichen collection at Dumfries Museum. - Trans. Dumfriesshire Galloway Nat. Hist. Antiquarian Soc., Ser. 3 52: 17-22. [RLL List # 100 / Rec.# 16848]
    Keywords: BRITISH ISLES/ HERBARIA/ DUMFRIES/ GILCHRIST
    Abstract: 1 plate. [About 90 species.]
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  • Seaward, MRD 1977: A natural touch to stonework. - Gardner's Chronicle and Horticultural Trade Journal 182: 35-37. [RLL List # 109-88 / Rec.# 16920]
    Keywords: GARDENING/ GENERAL/ STONEWORK
    Abstract: 2 unnumbered figures. [Details the asthetic possibilities of using lichens and other cryptogams on stonework; popular article.]
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  • Seaward, MRD 1977: Contributions to the lichen flora of south-east Ireland--II. - Proc. Roy. Irish Acad., Sect. B 77: 119-134. [RLL List # 99 / Rec.# 16921]
    Keywords: IRELAND/ BRITISH ISLES
    Abstract: 1 figure. [264 species.]
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  • Seaward, MRD 1977: Contributions to the lichen flora of south-east Ireland--II. - Proc. Roy. Irish Acad. 77B: 119-134. [RLL List # 100 / Rec.# 16922]
    Keywords: IRELAND/ BRITISH ISLES
    Abstract: 1 figure. [203 species.]
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  • Seaward, MRD 1977: Lichenology. - Transactions of the Lincolnshire Naturalists' Union 19: 67-69. [RLL List # 106-86 / Rec.# 16923]
    Keywords: BRITISH ISLES/ LINCOLNSHIRE
    Abstract: 1 unnumbered figure. [62 new reports for Lincolnshire.]
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  • Seaward, MRD 1977: Metal levels in lichens: a correction. - Lichenologist 9: 87. [RLL List # 97 / Rec.# 16924]
    Keywords: HEAVY METALS/ POLLUTION
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  • Seaward, MRD/ Coppins, BJ/ Hitch, CJB 1978: Irish lichen flora: new vice-county records. - Irish Naturalists' Journal 19: 268-269. [RLL List # 104-98 / Rec.# 16847]
    Keywords: IRELAND/ BRITISH ISLES
    Abstract: [49 new vice-county records; 9 new to the Irish lichen flora.]
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  • Seaward, MRD/ Goyal, R/ Bylinska, EA 1978: Heavy metal content of some terricolous lichens from mineral-enriched sites in northern England. - Naturalist, Hull 103: 135-141. [RLL List # 105-75 / Rec.# 16861]
    Keywords: BRITISH ISLES/ HEAVY METALS/ SOIL
    Abstract: 1 figure. 3 tables. ["There are no direct correlations, from the data so far assembled (from a limited number of sites), between the heavy metal concentration within the lichen and that in the associated soil for any of the seven species studied."]
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  • Seaward, MRD 1978: Feild meeting in North Lincolnshire. - Lichenologist 10: 111-112. [RLL List # 100 / Rec.# 16925]
    Keywords: FIELD MEETING/ BRITISH ISLES/ LINCOLNSHIRE
    Abstract: 1 figure. 1 table. [157 taxa.]
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  • Seaward, MRD 1978: H. M. Livens lichen herbarium at Bolton Museum. - Naturalist 103: 15-16. [RLL List # 100 / Rec.# 16926]
    Keywords: HERBARIA/ BOLTON MUSEUM/ LIVENS
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  • Seaward, MRD 1978: Irish lichen flora: new vice-county records--1. - Irish Natural. Jour. 19: 189-191. [RLL List # 100 / Rec.# 16927]
    Keywords: IRELAND/ BRITISH ISLES
    Abstract: [129 species.]
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  • Seaward, MRD 1978: Lichen flora of the west Yorkshire conurbation--Supplement I (1975-1977). - Naturalist 103: 69-76. [RLL List # 100 / Rec.# 16928]
    Keywords: YORKSHIRE/ BRITISH ISLES
    Abstract: 1 table. 4 figures. [About 90 species.]
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  • Seaward, MRD 1978: Lichenology. - Transactions of the Lincolnshire Naturalists Union 19: 135-137. [RLL List # 105-72 / Rec.# 16929]
    Keywords: BRITISH ISLES
    Abstract: [New divisional records; many species listed.]
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  • Seaward, MRD 1978: Lichens of the Salt River Basin, Missouri. - The Bryologist 81: 582-583. [RLL List # 103-80 / Rec.# 16930]
    Keywords: MISSOURI
    Abstract: [26 taxa reported; 8 new to the state.]
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  • Takala, K/ Seaward, MRD 1978: Lichens of the Niinivara serpentinite region, E. Finland. - Memoranda Societatis pro Fauna et Flora Fennica 54: 59-63. [RLL List # 190 / Rec.# 24078]
    Keywords: FINLAND/ SERPENTINE ROCKS/ SUBSTRATE
    Abstract: 1 fig. [Lists 123 species from rocks, soil, and mosses.]
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  • Henderson-Sellers, A/ Seaward, MRD 1979: Monitoring lichen reinvasion of ameliorating environments. - Environmental Pollution 19: 207-213. [RLL List # 104-47 / Rec.# 8246]
    Keywords: AIR POLLUTION/ REINVASION/ RECOLONIZATION/ SO2/ WEST YORKSHIRE/ BRITISH ISLES/ LECANORA
    Abstract: 1 table. 6 figures. [Lecanora muralis monitored in West Yorkshire. "The results indicate that the response to improved atmospheric conditions is slow and difficult to model in terms of a simple threshold value of sulphur dioxide alone. It appears that the lichen's response becomes dependent upon other parameters as the atmospheric pollutant levels drop."]
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  • Seaward, MRD 1979: Distribution maps of lichens in Britain. - Lichenologist 11: 324. [RLL List # 105-74 / Rec.# 16931]
    Keywords: BRITISH ISLES/ MAPPING
    Abstract: 1 map. [Summary figure for the status of the lichen mapping project of the British Lichen Society.]
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  • Seaward, MRD 1979: Lichens. - In: E. M. Booth (ed.): The Flora of County Carlow. Royal Dublin Society, Dublin, pp. 149-151. [RLL List # 105-73 / Rec.# 16932]
    Keywords: IRELAND/ COUNTY CARLOW
    Abstract: [General statement about the lichens of County Carlow which has a known flora of over 200 species.]
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  • Seaward, MRD 1979: Lower plants and the urban landscape. - Urban Ecology 4: 217-225. [RLL List # 107-68 / Rec.# 16933]
    Keywords: URBAN/ AIR POLLUTION/ RECOLONIZATION
    Abstract: 2 figures. 1 table. [Although most urban environments do not have conditions favorable to the development of diverse cryptogamic floras, presently ameliorating conditions in some areas is allowing such plants to again become a part of the landscape.]
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  • Seaward, MRD/ Bylinska, EA 1980: Plant-substrate correlations in bioindication studies of metals. - In: R. Schubert & J. Schuh (eds.): Methodische und theoretische Grundlagen der Bioindikation. Martin-Luther-Universitat, Halle-Wittenberg, pp. 45-51. [RLL List # 109-92 / Rec.# 16845]
    Keywords: METAL UPTAKE/ SOIL/ ACCUMULATION
    Abstract: 5 tables. ["It is clear from our initial analyses that although high concentrations within the plant often broadly reflect high concentrations in the associated substrate, bioassay monitoring is qualitative since we have been unable to detect any significant mathematical correlation between a plant's uptake and a range of soils with known elemental contents.":]
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  • Seaward, MRD 1980: Lichen Flora of Lincolnshire. - Lincolnshire Naturalists' Union, Lincoln. 18 pp. [RLL List # 106-87 / Rec.# 16934]
    Keywords: BRITISH ISLES/ LINCOLNSHIRE/ HISTORY
    Abstract: 2 figures. [Historical survey and annotated checklist of many species. Available from the author, University of Bradford, BD7 1DP, England for $2.00 US.]
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  • Seaward, MRD 1980: The use and abuse of heavy metal bioassays of lichens from environmental monioring. - In: J. Spaleny (ed.): Proceedings of the Thrid International Conference, Bioindicatores Deteriorisationis Regionis. Adademia, Praha, pp. 375-384. [RLL List # 110-82 / Rec.# 16936]
    Keywords: AIR POLLUTION/ BIOINDICATION/ HEAVY METAL/ UPTAKE/ BIOASSAY
    Abstract: 1 figure. [The author points out "... that only thalli within a limited range of sizes should be chosen for any monitoring programme involving bioassay, since (a) the heavy metal content is proportional to surface area (and therefore the age of the thallus), and (b) the measruements of uptake should reflect as near as possible the immediate past ambient environment."]
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  • Seaward, MRD 1980: The use of lichens as bioindicators of ameliorating environments. - In: R. Schubert & J. Schuh (eds.): Bioindikation auf der Ebene der Individuen. Martin-Luther-Universitat, Halle-Wittenberg, pp. 17-23. [RLL List # 109-91 / Rec.# 16937]
    Keywords: REINVASION/ RECOLONIZATION/ AIR POLLUTION/ BRITISH ISLES/ BIOINDICATION
    Abstract: 3 figures. [General article discusses the use of lichens in monitoring improvements in air pollution levels with examples from the British Isles.]
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  • Seaward, MRD 1980: The use of lichens for evaluating environmental changes in Lincolnshire, 1879-1979. - Transactions of the Lincolnshire Naturalists Union 20: 1-7. [RLL List # 109-89 / Rec.# 16938]
    Keywords: BRITISH ISLES/ LINCOLNSHIRE/ AIR POLLUTION/ RECOLONIZATION/ REINVASION
    Abstract: 1 figure. 1 table. [General review presented as a presidential address. Ameliorating conditions are presently allowing the return of many lichens to urban areas of Lincolnshire.]
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  • Kiss, T/ Seaward, MRD 1981 [1988]: The epiphytic lichen flora of the Kamon Botanical Garden in Szombathely (W. Hungary). - Savaria 15: 41-44. [RLL List # 139 / Rec.# 10108]
    Keywords: HUNGARY/ POPULUS
    Abstract: 1 figure. [Report of 18 species, most growing on Populus.]
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  • Seaward, MRD 1981 [1988]: The use of lichens to monitor air pollution. - Savaria 15: 45-49. [RLL List # 139 / Rec.# 16939]
    Keywords: AIR POLLUTION/ GENERAL
    Abstract: [General statement of techniques.]
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  • Goyal, R/ Seaward, MRD 1981: Lichen ecology of the Scunthorpe heathlands. II. Industrial metal fallout pattern from lichen and soil assays. - Lichenologist 13: 289-300. [RLL List # 112-24 / Rec.# 6981]
    Keywords: BRITISH ISLES/ METAL FALLOUT/ HEAVY METALS/ SOIL/ AIR POLLUTION
    Abstract: 5 tables. 4 figures. [The metal content of lichens was found to be influenced by microclimatic factors dependent on soil surface topography and the local vegetation. "Enhanced concentrations of the Fe and Mn in the lichen, soil and air samples were indicative of their emission from the nearby Scunthorpe steelworks. The highest concentrations of all metals analysed were found to be in the top layer (0-5 cm) of the soils."]
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  • Goyal, R/ Seaward, MRD 1981: Metal uptake in terricolous lichens. I. Metal localization within the thallus. - New Phytologist 89: 631-645. [RLL List # 114-32 / Rec.# 6982]
    Keywords: UPTAKE/ HEAVY METAL/ LOCALIZATION/ PELTIGERA/ CLADONIA/ ACCUMULATION/ RHIZINAE/ PHYCOBIONT/ MYCOBIONT/ SOIL
    Abstract: 6 figures. 6 tables. [Species of Peltigera and Cladonia were used. "The metal accumulation capacities by rhizinae and thallus without rhizinae as well as phycobiont and mycobiont without rhizinae were found to be interrelated and were dependent upon the biologically-available metal concentrations in their associated soils as well as the type of substrate."]
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  • Seaward, MRD/ Bylinska, EA/ Goyal, R 1981: Heavy metal content of Umbilicaria species from the Sudety region of SW Poland. - Oikos 36: 107-113. [RLL List # 109-93 / Rec.# 16843]
    Keywords: POLAND/ UMBILICARIA/ HEAVY METALS/ AIR POLLUTION
    Abstract: 5 tables. 1 figure. ["In general, the levels in the lichen thalli are indicative of background rather than enhanced concentrations in the substrata. At one site, however, the measurements reflect local atmospheric contamination." Seven Umbilicaria species were studied at 15 sites.]
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  • Seaward, MRD 1981: Lichen flora of the West Yorkshire Conturbation--supplement II (178-1980). - Naturalist, Hull 106: 89-95. [RLL List # 112-68 / Rec.# 16940]
    Keywords: BRITISH ISLES/ WEST YORKSHIRE/ ECOLOGY
    Abstract: [Amelioration of the environment has led to a general increase in species diversity in the area when compared to the original lichen survey in 1972. A list of over 75 taxa noted in the most recent survey is included.]
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  • Seaward, MRD 1981: Lichen herbarium in the Botanical Institute, University of Wroclaw (WRSL). - Lichenologist 13: 309-310. [RLL List # 112-67 / Rec.# 16941]
    Keywords: POLAND/ HERBARIA/ WROCLAW/ HISTORY
    Abstract: [Brief note drawing attention to historical collections housed in this herbarium.]
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  • Seaward, MRD 1981: Lichenology. - Tranactions of the Lincolnshire Naturalists Union 20: 61-63. [RLL List # 112-69 / Rec.# 16942]
    Keywords: BRITISH ISLES/ LINCOLNSHIRE
    Abstract: [A list of additions and corrections to the lichen flora of Lincolnshire; 31 taxa reported.]
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  • Watling, R/ Seaward, MRD 1981: James Bolton: mycological pioneer. - Archives of Natural History 10: 89-110. [RLL List # 112-81 / Rec.# 19970]
    Keywords: HISTORY/ BOLTON/ NOVA SCOTIA/ HALIFAX/ CANADA
    Abstract: 8 figures. [Biographical study of James Bolton of Halifax. Although primarily a mycologist, he made several important lichen collections and illustrated many species.]
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  • Goyal, R/ Seaward, MRD 1982: Metal uptake in terricolous lichens. II. Effects on the morphology of Peltigera canina and Peltigera rufescens. - New Phytologist 90: 73-84. [RLL List # 113-21 / Rec.# 6983]
    Keywords: PELTIGERA/ TERRICOLOUS/ METAL UPTAKE/ MORPHOLOGY/ GROWTH/ DEVELOPMENT
    Abstract: 4 tables. 3 figures. [Morphological changes are "...reduction in thallial size and rhizine length, and dense rhizinal growth, profusely-branched veins and hypertrophy of the medulla."]
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  • Goyal, R/ Seaward, MRD 1982: Metal uptake in terricolous lichens. III. Translocation in the thallus of Peltigera canina. - New Phytologist 90: 85-98. [RLL List # 113-22 / Rec.# 6984]
    Keywords: PELTIGERA/ METAL UPTAKE/ TERRICOLOUS/ TRANSLOCATION/ RHIZINE/ MORPHOLOGY
    Abstract: 3 tables. 6 figures. ["The rhizinae and medulla play a significant role in metal accumulation and translocation, especially at higher metal concentrations when metal uptake capacity of the upper thallial surface is reduced. The observed competitive metal uptake sequences by the rhizinae and thalli with rhizinae removed were consistent with an ion-exchange process modified by a metal complex formation."]
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  • Seaward, MRD/ Hitch, CJB 1982: Atlas of the Lichens of the British Isles. Volume 1. - Natural Environment Research Council, Institute of Terrestrial Ecology, Cambridge. 193 unnumbered pp. [RLL List # 123-102 / Rec.# 16868]
    Keywords: ENGLAND/ BRITISH ISLES/ MAPPING/ DISTRIBUTION/ OWN/ AIR POLLUTION/ PHYTOSOCIOLOGY/ ENDANGERED STATUS
    Abstract: 176 maps. [Distribution grid maps are presented for 176 lichen species in the British Isles with notes for each taxon.]
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  • Seaward, MRD/ Nelson, EC/ Coppins, BJ 1982: David Moore and Isaac Carroll: some lichenological and bryological correspondence. - Glasra 6: 73-96. [RLL List # 116-78 / Rec.# 16872]
    Keywords: HISTORY/ CARROLL/ MOORE/ IRELAND
    Abstract: [Historical information and correspondence of two important workers in Irish lichenology.]
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  • Seaward, MRD 1982: Additions to the lichen flora of County Carlow. - Irish Naturalists' Journal 20: 442-444. [RLL List # 115-71 / Rec.# 16943]
    Keywords: IRELAND
    Abstract: [95 taxa are listed; 48 are new vice-county records and others are corrections of previous reports.]
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  • Seaward, MRD 1982: Lichen ecology and changing urban environments. - In: R. Bornkamm, J. A. Lee & M. R. D. Seaward (eds.): Urban Ecology. The Second European Ecological Symposium, Berlin, 8-12 September 1980. Blackwell Sceintific Publications, Oxford, London, Edinburgh, Boston, Melbourne, pp. 181-189. [RLL List # 115-72 / Rec.# 16944]
    Keywords: ECOLOGY/ SAXICOLOUS/ AIR POLLUTION/ SUBSTRATE/ URBAN
    Abstract: 2 figures. [Review of ecology of saxicolous lichens with raising or falling levels of air pollution. "The substrate is found to be of crucial importance for the success of urban lichens, especially in respect to the establishment of propagules."]
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  • Seaward, MRD 1982: Principles and priorities of lichen conservation. - Journal of the Hattori Botanical Laboratory 52: 401-406. [RLL List # 115-73 / Rec.# 16945]
    Keywords: CONSERVATION/ ENDANGERED
    Abstract: 1 table. [Reports results of survey sponsored by the International Union for Conservation of Nature and Natural Resources (IUCN) and rationale for lichen conservation and priority setting.]
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  • Seaward, MRD 1982: University of Wroclaw lichen herbarium. - Nova Hedwigia 36: 17-31. [RLL List # 115-74 / Rec.# 16946]
    Keywords: HERBARIA/ POLAND/ WROCLAW
    Abstract: ["An account is given of the development of the important lichen herbarium in Wroclaw (formerly Breslau) University, Poland (WRSL) since its establishment in 1821, with particular reference to its movements during the period 1944-1948." In 1978, the herbarium contained about 21, 000 packets, and the author estimates that approximately one half of the collection was lost during the 1944-1948 period. Included in the report are lists of lichen collectors and geographical regions of the world represented.]
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  • Topham, PB/ Seaward, MRD/ Bylinska, EA 1982: Umbilicaria propagulifera new to the northern hemisphere. - Lichenologist 14: 47-52. [RLL List # 114-84 / Rec.# 18848]
    Keywords: UMBILICARIA/ NORTHERN HEMISPHERE/ POLAND/ SWEDEN
    Abstract: 3 figures. 1 table. [Umbilicaria propagulifera (Vainio) Llano is reported from Poland and Sweden and relationships within the genus are discussed.]
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  • Brightman, FH/ Seaward, MRD 1983: Notes on the bryophytes and lichens: Ruxley Gravel Pit. - Transactions of the Kent Field Club 9: 101-102. [RLL List # 120-17 / Rec.# 2360]
    Keywords: ENGLAND/ AIR POLLUTION/ REINVASION
    Abstract: [Twenty six species are recorded representing many species recolonizing the area since the last survey.]
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  • Seaward, MRD/ Bylinska, EA/ Topham, PB 1983: The distribution and ecology of Umbilicaria propagulifera (Vainio) Llano. - Nova Hedwigia 38: 703-716. [RLL List # 120-115 / Rec.# 16844]
    Keywords: UMBILICARIA/ OWN/ POLAND/ DISTRIBUTION/ HEAVY METALS
    Abstract: 1 table. 2 plates. [Discussion of the ecology of Umbilicaria propagulifera and recent discovery of this taxon at two sites in Poland is reported. Also included are notes on the abundance of certain heavy metals in the substrates of the Polish localities.]
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  • Seaward, MRD 1983: [Review of:] M. H. Martin & P. J. Coughtrey: Biological Monitoring of Heavy Metal Pollution. Land and Air. Applied Science Publishers, London and New York. 1982. - Lichenologist 15: 212. [RLL List # 119-115 / Rec.# 16947]
    Keywords: REVIEW
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  • Seaward, MRD 1983: Clarification of the name Ramalina linearis. - Lichenologist 15: 99-102. [RLL List # 117-82 / Rec.# 16948]
    Keywords: RAMALINA/ NOMENCLATURE/ TAHITI/ SOUTH PACIFIC/ NEW ZEALAND
    Abstract: 1 figure. [Author concludes that Ramalina linearis is probably restricted to Tahiti. Other collections from the South Pacific and New Zealand belog to different taxa.]
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  • Seaward, MRD 1983: Lichens of Co. Laois. - In: J. Freehan (ed.): Laois: An Environmental History. Ballykilcavan Press, Ballykilcavan and Stradbally, pp. 130-131, 491-493. [RLL List # 121-78 / Rec.# 16949]
    Keywords: IRELAND/ LAOIS/ OWN/ CHECKLIST
    Abstract: [Includes a list of 246 taxa reported from the county in the Appendix on pages 491-493.]
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  • Seaward, MRD 1983: Lichens of Malaga Province, S. Spain. - Nova Hedwigia 38: 325-345. [RLL List # 120-114 / Rec.# 16950]
    Keywords: SPAIN/ MALAGA
    Abstract: 1 figure. [Reports 215 lichen taxa and three parasymbionts based on collections from 1977 to 1982.]
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  • Seaward, MRD/ Henderson, A 1984: Lichen flora of the West Yorkshire conurbation--supplement III (1981-83). - Naturalist 109: 61-65. [RLL List # 121-81 / Rec.# 16864]
    Keywords: BRITISH ISLES/ OWN/ AIR POLLUTION/ WEST YORKSHIRE
    Abstract: 1 figure. ["As a consequence of this work, the lichen flora of the West Yorkshire conurbation can be summarized as follows: 322 lichen taxa have been reported from the area within 20 km of the centre of the conurbation, of which 5 are doubtful in the absence of supporting herabrium material, at least 32 are extinct in the area, and 185 have been reported during the present survey (October 1967-December 1983)."]
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