Hypotrachyna osseoalba (Vain.) Y.S.Park & Hale
Details
Hypotrachyna osseoalba (Vain.) Y.S.Park & Hale (1989)
Hypotrachyna osseoalba (Vain.) Y.S.Park & Hale
Biostatus
Nomenclature
(Vain.) Y.S.Park & Hale
Vain.
Y.S.Park & Hale
1989
88
ICN
species
Hypotrachyna osseoalba
Classification
Descriptions
Thallus lobate, closely attached, to 4 cm diam., corticolous and saxicolous. Lobes sublinear, crowded, 1-3 mm wide, to 20 mm long subdichotomously branched, apices incised, margins entire, axils sinuous. Upper surface smooth, pale greenish-grey, subpruinose at margins, becoming cracked centrally, often appearing pinkish, sorediate. Soredia in coarse, erumpent, laminal pustules or coralloid clusters, appearing glomerulate and somewhat isidiate. Lower surface black, densely rhizinate. Rhizines black, dichotomously branched. Apothecia not seen. Chemistry: Cortex K-; medulla K+ reddish, C-, Pd- or ± orange. Lichexanthone (UV+ golden yellow), colensoinic, norcolensoinic, 4-O-demethylphysodic, physodic, and lividic acids rarely protocetraric acid and, when pigmented, skyrin.
Taxonomic concepts
Hypotrachyna formosana (Zahlbr.) Hale
Hypotrachyna osseoalba (Vain.) Y.S.Park & Hale
Hypotrachyna osseoalba (Vain.) Y.S.Park & Hale
Hypotrachyna osseoalba (Vain.) Y.S.Park & Hale
Hypotrachyna osseoalba (Vain.) Y.S.Park & Hale
Parmelia formosana Zahlbr.
Hypotrachyna osseoalba (Vain.) Y.S.Park & Hale
Parmelia osseoalba Vain.
Hypotrachyna osseoalba (Vain.) Y.S.Park & Hale
Collections
Metadata
e3e0b876-4656-4afe-8fed-f6e55b9150eb
scientific name
Names_Plants
1 January 2000
26 August 2009