Placidium

Cladus: Eukaryota
Supergroup: Opisthokonta
Regnum: Fungi
Divisio: Ascomycota
Subdivisio: Pezizomycotina
Classis: Eurotiomycetes
Subclassis: Chaetothyriomycetidae
Ordo: Verrucariales
Familia: Verrucariaceae
Genus: Placidium
Species: P. acarosporoides - P. analogicum - P. andicola - P. arboreum - P. boccanum - P. californicum - P. chilense - P. corticola - P. elisavetae - P. fingens - P. imbecillum - P. imitans - P. kaernefeltii - P. krylovianum - P. lachneum - P. lachneoides - P. lacinulatum - P. lesdainii - P. michelii - P. norvegicum - P. pilosellum - P. pseudorufescens - P. ruiz-lealii - P. rufescens - P. semaforonense - P. squamulosum - P. subrufescens - P. tenellum - P. tuckermanii - P. umbrinum - P. velebiticum - P. yoshimurae

Name

Placidium A. Massal., 1855

Family: Verrucariaceae

Type species: Placidium michelii A. Massal., 1856

Life habit: Lichenized

Synonym

Dermatocarpella H. Harada, Nat. Hist. Res. 2(2): 137 (1993)

References

A. Massal., Symm. Lich. Nov.: 75 (1855)

Massalongo, A.B. (1855) Symmicta lichenum novorum vel minus cognitorum. - Tip. Antonellianis\Verona. 1-156 pp. (Mattick's Literature Index)

Breuss, O. (1990) Die Flechtengattung Catapyrenium (Verrucariaceae) in Europa. - Stapfia 23: 1-153. (Recent Literature on Lichens) (PDF file)

Breuss, O. (1993) Catapyrenium (Verrucariaceae) species from South America. - Plant Systematics and Evolution 185: 17-33. (Recent Literature on Lichens) (First page)

Breuss, O. (1996) Ein verfeinertes Gliederungskonzept für Catapyrenium (lichenisierte Ascomyceten, Verrucariaceae) mit einem Schlüssel für die bisher bekannten Arten. Annalen des Naturhistorischen Museums in Wien 98 B Suppl: 35-50. (Recent Literature on Lichens)

Breuss, O. (2000) New taxa of pyrenocarpous lichens from the Sonoran region. - The Bryologist 103(4): 705-709. (Recent Literature on Lichens) (First page)

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.

Breuss, O. and Bratt, C.C. (2000) Catapyrenoid lichens in California. - Bulletin of the California Lichen Society 7(2): 36-43. (Recent Literature on Lichens) (Web site)

Gueidan, C.; Savić, S.; Thüs, H.; Roux, C.; Keller, C.; Tibell, L.; Prieto, M.; Heiðmarsson, S.; Breuss, O.; Orange, A.; Fröberg, L.; Amtoft Wynns, A.; Navarro-Rosinés, P.; Krzewicka, B.; Pykälä, J.; Grube, M. and Lutzoni, F. (2009) Generic classification of the Verrucariaceae (Ascomycota) based on molecular and morphological evidence: recent progress and remaining challenges. - Taxon 58(1): 184-208. (Recent Literature on Lichens) (PDF file)

Harada, H. (1993) A taxonomic study of the lichen genus Endocarpon (Verrucariaceae) in Japan. - Nova Hedwigia 56(3-4): 335-353. (Recent Literature on Lichens) (Illustrations of Placidium squamulosum: pp. 138 & 140)

Bouly de Lesdain, M. (1932) Lichens de l'etat de New-Mexico (USA) recueillis par le frère G. Arsène Brouard. - Annales de Cryptogamie Exotique\Ann. Crypt. Exot. 5: 89-139. (Mattick's Literature Index)

Lendemer, J.C. (2004) Lichens of Eastern North America Exsiccati. Fascicle III, nos. 101-150. Opuscula Philolichenum 1: 41-54. (PDF file)

McCune, B. and Rosentreter, R. (2007) Biotic Soil Crust Lichens of the Columbia Basin. Monographs in North American Lichenology. Volume 1. Northwest Lichenologists, Ltd., Corvallis. 105 pages. (Recent Literature on Lichens)

Nash III, T.H.; Ryan, B.D.; Davis, W.C.; Breuss, O.; Hafellner, J.; Lumbsch, H.T.; Tibell, L. and Feuerer (1998) Additions to the lichen flora of Arizona IV. The Bryologist 101: 93-99. (Recent Literature on Lichens) (First page)

Thomson, J.W. (1987) The lichen genera Catapyrenium and Placidiopsis in North America. - The Bryologist 90: 27-39. (Recent Literature on Lichens) (First page)

Flora of Australia - Information on the genus, Placidium

Index Fungorum

Vernacular names
English: Stipplescale lichens, Earthscale lichens