Flavoparmelia haywardiana Elix & J.Johnst.
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Flavoparmelia haywardiana Elix & J.Johnst. (1988)
Flavoparmelia haywardiana Elix & J.Johnst.
Biostatus
Nomenclature
Elix & J.Johnst.
Elix & J.Johnst.
1988
392
ICN
Flavoparmelia haywardiana Elix & J.Johnst.
species
Flavoparmelia haywardiana
Classification
Descriptions
Thallus orbicular to spreading, closely to loosely attached, 5-20 cm diam., corticolous and saxicolous. Lobes large (5-15 mm wide) subirregular, apically rounded with shallowly incised margins. Upper surface plane to undulate, yellowish or green-yellow (usnic aid in upper cortex), smooth, matt, at margins becoming coarsely wrinkled centrally, coarsely pustulate. Pustules large, yellowish-white, globose, laminal, diffuse or coalescing, rarely at margins. Medulla white, often with an orange pigment below pustules. Lower surface wrinkled, black with a narrow, wrinkled, naked brown, marginal zone. Rhizines sparse, simple, black or brown. Apothecia rare, 2-5 mm diam., margins coarsely pustular-sorediate, disc matt or shining dark red-brown. Ascospores 17-24 × 8-13 µm. Chemistry: Cortex K+ yellow; medulla K-, C-, KC+ rose, Pd+ red. Caperatic, protocetraric and usnic acids and atranorin. Skyrin present when pigmented.
Taxonomic concepts
Flavoparmelia haywardiana Elix & J.Johnst.
Flavoparmelia haywardiana Elix & J.Johnst.
Flavoparmelia haywardiana Elix & J.Johnst.
Pseudoparmelia pseudosorediosa sensu D.J.Galloway
Collections
Metadata
2a9d4aa9-fdc4-4428-ab2a-ee3464a4abc7
scientific name
Names_Plants
13 March 2002
12 August 2009