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Pannaria subimmixta C.Knight

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Names_Plants record source
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C.Knight
C.Knight
1880
369
ICN
Pannaria subimmixta C.Knight
species
Pannaria subimmixta

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subimmixta

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Pannaria subimmixta C.Knight

Thallus ± crustose, minutely foliose-squamulose, orbicular to spreading, to 8 cm diam., with a prominent, blue-black, byssoid prothallus projecting to 5 mm beyond lobe margins, saxicolous or terricolous. Squamules 0.2-2 mm diam., convex, rosette-shaped, imbricate, margins crenate-incised becoming lobulate, (not to be confused with isidia). Upper surface yellow-brown to grey-blue, shining, whitish or grey-blue-pruinose at margins, without isidia or soredia. Lower surface pale at margins, bluish-black centrally. Apothecia frequent, often clustered, rounded, to 2 mm diam., disc brown at first, becoming dark-brown to black with age, plane to convex, thalline margin prominent, slightly scabrid, ± entire to crenate or rarely sublobulate. Ascospores ellipsoid, 14-18(-20) × 9-13 µm.

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Pannaria subimmixta C.Knight
Pannaria subimmixta C.Knight
Pannaria subimmixta C.Knight
Pannaria subimmixta C.Knight

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3aa579e8-a9aa-4a6c-8977-ca01921747cd
scientific name
Names_Plants
1 January 2000
13 August 2009
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