Hypotrachyna horrescens (Taylor) Krog & Swinscow
Details
Hypotrachyna horrescens (Taylor) Krog & Swinscow, Lichenologist 19: 420 (1987)
Hypotrachyna horrescens (Taylor) Krog & Swinscow
Biostatus
Nomenclature
(Taylor) Krog & Swinscow
Taylor
Krog & Swinscow
1987
420
ICN
species
Hypotrachyna horrescens
Classification
Synonyms
Descriptions
Thallus orbicular to spreading, 2-6 cm diam., lobes narrow, 1-3 mm wide, linear to irregular, somewhat dissected, often crowded and imbricate, margins crenate, becoming lobulate-isidiate, ciliate, cilia simple, black, 0.3 mm long. Upper surface shining, minutely maculate (×10 lens), pale grey to brownish, isidiate. Isidia cylindrical or slightly flattened, dense, becoming lobular-coralloid, with short, black, apical cilia. Lower surface black with a narrow, brown, naked, marginal zone. Rhizines simple, black, rarely squarrose. Apothecia not seen in New Zealand material. Chemistry: Cortex K+ yellow; medulla K-, C-, KC+ pink, Pd-. Atranorin, gyrophoric acid (tr.) and two unidentified compounds.
Taxonomic concepts
Hypotrachyna horrescens (Taylor) Krog & Swinscow
Hypotrachyna horrescens (Taylor) Krog & Swinscow
Hypotrachyna horrescens (Taylor) Krog & Swinscow
Parmelia horrescens Taylor
Parmelina horrescens (Taylor) Hale
Parmelinopsis horrescens (Taylor) Elix & Hale
Hypotrachyna horrescens (Taylor) Krog & Swinscow
Parmelinopsis horrescens (Taylor) Elix & Hale
Collections
Metadata
eb2acb71-aed6-4971-ad0a-a1b9dc1dcb07
scientific name
Names_Plants
6 January 2017
18 September 2019