Parmotrema perlatum (Huds.) M.Choisy
Details
Parmotrema perlatum (Huds.) M.Choisy (1952)
Parmotrema perlatum (Huds.) M.Choisy
Biostatus
Nomenclature
Classification
Synonyms
Associations
Descriptions
Parmotrema perlatum (Huds.) M.Choisy
Thallus orbicular to spreading, loosely attached, 5-15 cm diam., corticolous or saxicolous. Lobes rounded, 8-15 mm wide, margins entire, often strongly sinuous, black, shining, ciliate, cilia rather sparse, 0.5-2 mm long. Upper surface pale greenish-grey or bluish-grey in damp habitats, to white or greyish-white in exposed habitats, smooth, matt, often wrinkled and usually cracked in older parts, submarginally sorediate. Soralia linear, soon eroding a large area and causing margins to become strongly revolute or capitate-hooded, soredia fine, powdery, white. Lower surface black and shining, with a conspicuous dark brown, naked marginal zone. Rhizines central, long, black, simple. Apothecia rare, pedicellate, to 6 mm diam., disc concave to ± plane, matt, pale brown to red-brown, imperforate, margins thick, inflexed, sorediate. Ascospores 25-28 × 16-18 µm. Pycnidia occasional, minute, black, punctiform, mainly marginal. Chemistry: Cortex K+ yellow; medulla K+ persistent yellow, C-, KC-, Pd+ pale orange. Atranorin and stictic acid.
Taxonomic concepts
Lichen chinensis Osbeck
Parmotrema perlatum (Huds.) M.Choisy
Lichen perlatus Huds.
Parmotrema perlatum (Huds.) M.Choisy
Parmelia perlata (Huds.) Ach.
Parmotrema perlatum (Huds.) M.Choisy
Parmotrema chinense (Osbeck) Hale & Ahti
Parmotrema perlatum (Huds.) M.Choisy
Collections
Metadata
d291df59-2cec-4240-8581-12b6de586039
scientific name
Names_Plants
1 January 2000
30 April 2010