Megaloblastenia flavidoatra (Nyl.) Sipman
Details
Megaloblastenia flavidoatra (Nyl.) Sipman (1983)
Megaloblastenia flavidoatra (Nyl.) Sipman
Biostatus
Nomenclature
(Nyl.) Sipman
Nyl.
Sipman
1983
87
ICN
species
Megaloblastenia flavidoatra
Classification
Descriptions
Megaloblastenia flavidoatra (Nyl.) Sipman
Thallus pale greenish-white or pale yellowish-green, rimose, to ± areolate-cracked, areolae convex, smooth or minutely verrucose appearing ± subsquamulose, matt or shining, in irregular patches, 1-4 cm diam., not delimited by a marginal prothallus, corticolous. Apothecia sessile, prominent, constricted at base, 0.2-1.4 mm diam., disc black, matt, finely roughened, epruinose, concave to plane, margins thick, persistent, concolorous with disc, entire. Epithecium olive-green-black, 9-40 µm thick. Hymenium colourless, 100-160 µm tall. Hypothecium olive-black, 110-140 µm thick. Paraphyses simple, septate, not much branched, capitate at apices. Ascospores large, 8 per ascus, thick-walled especially at apices, oval, rounded or slightly pointed at apices, straight, not constricted at septum, locules equal (30-)34-40 × 15-18(-23) µm, septum 9 µm thick. Chemistry: KC+ yellow, Pd-. Usnic acid and zeorin.
Taxonomic concepts
Lecidea flavidoatra Nyl.
Megaloblastenia flavidoatra (Nyl.) Sipman
Megaloblastenia flavidoatra (Nyl.) Sipman
Megaloblastenia flavidoatra (Nyl.) Sipman
Megaloblastenia flavidoatra (Nyl.) Sipman
Megaloblastenia flavidoatra (Nyl.) Sipman
Megaloblastenia flavidoatra (Nyl.) Sipman
Patellaria flavidoatra (Nyl.) Müll.Arg.
Megaloblastenia flavidoatra (Nyl.) Sipman
Collections
Metadata
ee8c211c-45b6-47a5-83ce-337efefac633
scientific name
Names_Plants
1 January 2000
10 April 2024