Psoromidium versicolor (Hook.f. & Taylor) D.J.Galloway
Details
Psoromidium versicolor (Hook.f. & Taylor) D.J.Galloway, New Zealand J. Bot. 21: 196 (1983)
Nomenclature
D.J.Galloway
Hook.f. & Taylor
(Hook.f. & Taylor) D.J.Galloway
1983
196
ICN
species
Psoromidium versicolor
Classification
Descriptions
Psoromidium versicolor (Hook.f. & Taylor) D.J.Galloway
Thallus minutely squamulose, in irregular patches 1-2 cm diam. Squamules flattened, irregular, convex, 0.1-0.3 mm diam., ± confluent-imbricate centrally, scattered on a fine, thin, black prothallus marginally, pale yellow-green or olivaceous, paler at margins, matt or ± shining. Cephalodia 0.5-2.0 mm diam., plicate-radiate, pale greyish or bluish-yellow, ± conical centrally, overgrowing squamules centrally or scattered on prothallus at margins. Apothecia scattered, solitary to 2-3-confluent, mainly central, 0.1-2.5 mm diam., sessile, disc pale to dark red-brown, concave to plane or ± undulate-convex, matt, margins prominent, pale flesh-coloured to yellowish, consistently paler than disc, entire or crenulate, persistent, occasionally with a fringe of fine, white, silky hairs below. Paraphyses simple, coarsely submoniliform at apices. Ascospores ellipsoid with slightly pointed ends, 11-15.3 × 7-8.5 µm, wall smooth, 2 µm thick.
Taxonomic concepts
Psoromidium versicolor (Hook.f. & Taylor) D.J.Galloway
Psoromidium versicolor (Hook.f. & Taylor) D.J.Galloway
Psoromidium versicolor (Hook.f. & Taylor) D.J.Galloway
Psoromidium versicolor (Hook.f. & Taylor) D.J.Galloway
Collections
Metadata
c0bf3605-51e3-48c9-8f0b-9f0f1ad4522c
scientific name
Names_Plants
13 March 2002
5 August 2009