Stereocaulon vesuvianum Pers.
Details
Stereocaulon vesuvianum Pers. (1810)
Stereocaulon vesuvianum Pers.
Biostatus
Nomenclature
Pers.
Pers.
1810
19
ICN
Stereocaulon vesuvianum Pers.
species
Stereocaulon vesuvianum
Classification
Descriptions
Stereocaulon vesuvianum Pers.
Thallus to 3.5 cm tall. Pseudopodetia simple or sparingly branched, tapering from base to apex, decorticate and rather pruinose. Phyllocladia on short, thick stems, rounded peltate, becoming warted-convolute with a prominent dark greenish-grey centre and pale margins, small and crowded at apices of pseudopodetia, larger and more dispersed towards base of pseudopodetia. Cephalodia ± sessile, infrequent, dark green, black or brown, rather amorphous, gelatinous, shining, clustered at base of phyllocladia towards base of pseudopodetia. Apothecia rare in New Zealand material, mainly at apices of pseudopodetia, to 1 mm diam., disc pale brown with a concolorous prominent margin when young, occluded at maturity. Ascospores 3-5(-6)-septate, (25-)30-50(-55) × 2.5-3.5 µm. Chemistry: Atranorin and stictic acid; ± norstictic acid.
Taxonomic concepts
Stereocaulon vesuvianum Pers.
Stereocaulon vesuvianum Pers.
Stereocaulon vesuvianum Pers.
Collections
Metadata
77f6f1c0-4d1f-401a-8427-78c7046cd5a1
scientific name
Names_Plants
1 January 2000
15 September 2010