Bryoparasitic Pezizales

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 Bryophile Pezizales > Species > Octospora echinospora


Octospora echinospora Caillet & Moyne
Bull. trimest. Soc. mycol. Fr. 103(3): 223 (1987)

Apothecia: 1-2 mm in diameter (Caillet & Moyne 1987a); 0.5-0.7 mm in diameter (Kristiansen 2007)
Asci: 160-180 x 18-24 µm, 8-spored, spores uni- or biseriate
Ascospores: fusiform, 31-37 x 9.5-11.5 µm (Caillet & Moyne 1987), (35-)38-45 x 10-12 µm (Kristiansen 2007), ornamentation consisting of dense, fine warts, with two large and several small oil droplets
Host: Ephemerum serratum (Kristiansen 2007)
Habitat: on loamy to marly soil, associated bryophytes Fissidens bryoides, Weissia controversa, Phascum cuspidatum, Entosthodon fascicularis (Caillet & Moyne 1987); on damp soil in Alnus glutinosa swamp-forests (Kristiansen 2007)
Distribution: France, Sweden, Switzerland
Notes: The swedish find has slightly larger spores and occured in a different habitat than the french finds. It possibly represents a new taxon (Kristiansen 2007).

References:
  • Benkert, D. 1998a. Beiträge zur Kenntnis bryophiler Pezizales-Arten. 6. Wrightoideae, eine neue Sektion der Gattung Octospora. - Zeitschrift für Mykologie 64: 17-40.
  • Caillet, M. & Moyne, G. 1987a. Contribution a l'étude du genre Octospora Hedw. ex S.F. Gray (Pezizales), Espèces à spores elliptiques ou fusiformes. - Bulletin de la Société Mycologique de France 103: 179-226.
  • Caillet, M. & Moyne, G. 1991. Clé de détermination du genre Octospora et des genres voisins. - Bulletin de la Société d'Histoire Naturelle du Doubs 84: 9-24.
  • Kristiansen, R. 2007. Octospora echinospora, en för Sverige ny mossparasiterande discomycet. - Svensk Mykologisk Tidskrift 28: 2-5.

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