Psoroma hirsutulum Nyl. ex Cromb.
Details
Nomenclature
Nyl. ex Cromb.
Cromb.
1875
333
ICN
Psoroma hirsutulum Nyl. ex Cromb.
species
Psoroma hirsutulum
Classification
Descriptions
Psoroma hirsutulum Nyl. ex Cromb.
Thallus minute, granular or hairy, greyish, amorphous, often disappearing, without any prothallus, squamules small, 0.5-1.0 mm diam., flattened-lobulate, glaucous grey, covered in long white, silky hairs, not often seen. Cephalodia not seen. Apothecia prominent, 1-2 mm diam., round, scattered, ± deeply cupuliform, disc red-brown, matt, smooth, continuous, not pruinose, without etching, fissures, or thalline lobules, margins crenate, thick, pale buff or greyish, densely covered with long, silky, white hairs. Ascospores 16-21 × 9-14 µm.
Taxonomic concepts
Psoroma hirsutulum Nyl. ex Cromb.
Psoroma hirsutulum Nyl. ex Cromb.
Collections
Metadata
69dcc545-27bf-47ba-8f27-59d362a9c672
scientific name
Names_Plants
1 January 2000
15 June 2010