Placidium lesdainii
Taxonavigation
[edit]| Taxonavigation: Verrucariales |
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Superregnum: Eukaryota |
Familia: Verrucariaceae
Genus: Placidium
Species: Placidium lesdainii
Name
[edit]Placidium lesdainii Breuss, 2002
Diagnosis: Habitu Placidio acrosporoidi congruens a quo differt sporis angustiore ellipsoideis medullaque subparaplectenchymatica.
Type: MEXICO, Baja California Sur, along Rte 1, 68 km NE of Ciudad Insurgentes, 25°36' N, 111°29' W, in pass through the Sierra de la Giganta, on intrusive volcanic rock, 400m, 8.1.1989; T.H. Nash 26045 (ASU, holotype).
Distribution
[edit]World and Sonoran distribution: Known only from Baja California Sur
References
[edit]- Breuss, O. (2002) Placidium (pp. 384-393) In: Nash III, T.H.; Ryan, B.D.; Gries, C. and Bungartz, F. (eds.), Lichen Flora of the Greater Sonoran Desert Region, Vol. 1. Lichens Unlimited, Arizona State University, Tempe, Arizona, 532 pages. **[RLL List # 187 / Rec.# 23103] - (Recent Literature on Lichens)** (Discussion of Placidium lesdainii: pp. 389-390; black-and-white photo: p. 389, fig. 78; distribution map for the Sonoran region: p. 390)