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Parmelia signifera Nyl.

Scientific name record
Names_Plants record source
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Nyl.
Nyl.
1888
25
ICN
Parmelia signifera Nyl.
species
Parmelia signifera

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signifera

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Parmelia signifera Nyl.

Thallus thick, coriaceous, orbicular to spreading, to 10 cm diam., closely to loosely attached, saxicolous or terricolous. Lobes narrow (5-10 mm wide), relatively short (to 25 mm long), often forming secondary, imbricate, clustered, ascending lobules centrally, margins entire to ± phyllidiate or lacerate, incised at apices, sinuous, often black and shining. Upper surface smooth, often wrinkled-convolute at centre, leathery, brownish-grey or reddish-brown or blackened, olive greenish-brown to red-brown at margins and there conspicuously white-maculate, mottled, pseudocyphellae evident towards lobe margins, sigmoid or forming a cracked reticulum of white lines in older parts. Lower surface smooth, black, moderately rhizinate. Rhizines black, simple or branched. Apothecia rare, subpedicellate, to 8 mm diam., disc red-brown, matt, plane or concave, imperforate, margins entire at first, becoming fissured with age, thalline exciple strongly maculate-cracked, pseudocyphellate. Ascospores ellipsoid, 10-14 × 7-8 µm. Chemistry: Cortex K+ yellow; medulla K+ yellow → red, C-, KC+ red, Pd+ orange. Salazinic acid and atranorin.

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Parmelia signifera Nyl.
Parmelia signifera Nyl.
Parmelia signifera Nyl.
Parmelia signifera Nyl.

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Parmelia signifera Nyl.
Australia
Victoria
Parmelia signifera Nyl.
New Zealand
Canterbury Land District
Parmelia signifera Nyl.
New Zealand
Nelson Land District
Parmelia signifera Nyl.
New Zealand
Otago Land District
Parmelia signifera Nyl.
New Zealand
Southland Land District

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23a70ac6-5f2d-411a-a863-e4c9f8329bcd
scientific name
Names_Plants
1 January 2000
5 May 2016
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