Tibell, L 1991: Revision of some taxa of Caliciales described by W. Nylander. - Annales Botanici Fennici28: 117-121. [RLL List # / Rec.# 18622] Keywords: CALICIALES/ NYLANDER
Abstract: ["Specimens under fourteen names of Caliciales (Ascomycotina: mainly lichens) in the herbarium of William Nylander in Helsinki (H-NYL) were revised. Ten taxa described by Nylander are also lectotypified...." New: Phaeocalicium betulinum (Nyl.) comb. nov., P. interruptum (Nyl. in Norrl.) comb. nov., Chaenothecopsis retinens (Nyl.) comb. nov. New to Java: Pyrgidium montellicum. New to Peru: Calicium leucochlorum. New to Asia: C. tricolor.]