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Rhizocarpon eupetraeum (Nyl.) Arnold

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Names_Plants record source
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Rhizocarpon eupetraeum (Nyl.) Arnold (1870)
Rhizocarpon eupetraeum (Nyl.) Arnold

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Indigenous, non-endemic
Wild
New Zealand
Political Region
Bipolar

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(Nyl.) Arnold
Nyl.
Arnold
1870
478
ICN
species
Rhizocarpon eupetraeum

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eupetraeum

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Thallus rather small, greyish to brownish-grey to blackish, areolate, prothallus black, thin, spreading. Areolae minute, 0.1-0.2 mm diam., rounded or angular, somewhat congested, dispersed on prothallus, flat to subconvex, separated by wide to narrow cracks. Apothecia sessile, black, epruinose, rounded, constricted at base, scattered, minute, between areolae, to 0.3 mm diam., concave or plane, margins thin, entire, persistent. Hymenium blackish, K+ purple to colourless, 150-170 µm tall.Paraphyses filiform, branched, apices rounded. Asci ellipsoid-clavate, apices rounded, walls thick, subpedicellate, 8-spored. Hypothecium thick, brown-black. Ascospores biseriate, colourless at first, becoming brownish, oval to oval-oblong, apices rounded, ± curved, semilunar, 3-7-septate, becoming muriform, 26-30 × 9-12 µm.

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Lecidea eupetraea Nyl.
Rhizocarpon eupetraeum (Nyl.) Arnold
Rhizocarpon eupetraeum (Nyl.) Arnold
Rhizocarpon eupetraeum (Nyl.) Arnold
Rhizocarpon eupetraeum (Nyl.) Arnold
Rhizocarpon lunulatum Zahlbr.
Rhizocarpon eupetraeum (Nyl.) Arnold

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New Zealand
Otago Land District

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bfa51077-818f-46cf-80c0-2a70e8a79371
scientific name
Names_Plants
1 January 2000
16 July 2010
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