Rhizocarpon convexulum Zahlbr.
Details
Rhizocarpon convexulum Zahlbr., Akad. Wiss. Wien, Math.-Naturwiss. Kl., Denkschr. 104: 321 (1941)
Nomenclature
Zahlbr.
Zahlbr.
1941
321
ICN
Rhizocarpon convexulum Zahlbr.
species
Rhizocarpon convexulum
Classification
Descriptions
Rhizocarpon convexulum Zahlbr.
Thallus crustose, spreading, closely attached, tartareous, greyish-white, continuous to areolate-cracked, prothallus indistinct or lacking. Areolae to 1 mm diam., separated by very narrow cracks, plane, smooth, matt. Apothecia numerous, innate, scattered between areolae, disc black, plane to subconvex, epruinose. Hymenium colourless 100-120 µm tall. Paraphyses capillary, straight, not much branched, not swollen at apices. Asci ellipsoid-clavate, rounded at apices, 8-spored. Ascospores colourless becoming brownish, ellipsoid to oval, muriform, cells minute, angular, 27-29 × 9-11 µm, halonate.
Taxonomic concepts
Rhizocarpon convexulum Zahlbr.
Rhizocarpon convexulum Zahlbr.
Collections
Metadata
62d3a1f3-090d-45fd-9f50-9e81089f5cdf
scientific name
Names_Plants
1 January 2000
16 July 2010