Pyrenothrix nigra Riddle
Details
Pyrenothrix nigra Riddle (1917)
Pyrenothrix nigra Riddle
Biostatus
Nomenclature
Riddle
Riddle
1917
513
ICN
Pyrenothrix nigra Riddle
species
Pyrenothrix nigra
Classification
Descriptions
Pyrenothrix nigra Riddle
Thallus brownish-black, or greyish-black, minutely coralloid-filamentous, ± closely attached at base, ± fruticose above, spreading in irregular patches, 1-5 cm diam., corticolous. Perithecia occasional, minute, 200-225 µm tall and 160-175 µm thick, pyriform, with a short, thick neck and minute indistinct ostiole. Ascospores brown or brown-black, oblong or broadly fusiform, muriform, 5-7-locular with some cells once-divided, 17-20(-24) × 6-9(-11) µm.
Taxonomic concepts
Collections
Metadata
b11504a4-f74a-4e2e-83f3-f2be29e62fe1
scientific name
Names_Plants
1 January 2000
28 June 2010