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Octospora orthotricha (Cooke & Ellis) K.B.Khare & V.P.Tewari Canadian Journal of Botany 56: 2118 (1978)
- Basionym: Peziza orthotricha Cooke & Ellis Grevillea 6: 7 1877
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| 1: Octospora orthotricha, apothecium in shoots of Orthotrichum diaphanum |
2: Octospora orthotricha, free ascospores |
Apothecia: 1-2 mm in diameter with inconspicuous to prominent membranaceous margin, hymenium pale orange to orange, margin paler
Asci: 8-spored, spores uni- or biseriate
Ascospores: ellipsoid to broadly ellipsoid, often asymmetrical with one side more flattened than the other, (15)17-19(20) x 10-12(13) µm, ornamentation consisting of isolated warts, spores at maturity with one or two oil droplets
Host: Orthotrichum diaphanum
Infectious structures: induces galls on the apical cell of rhizoids, the surface of the galls is completely coverd with hyphae
Habitat: on bark or rarely on stone always between shoots of Orthotrichum diaphanum
Distribution: scatterd in Germany (BW, BE, BB, HE, HH, MV, NI) also known from Czech Republic, France, Norway, Slovakia, Switzerland, The Netherlands, United States
Notes: member of the section Wrightoideae
References:
- Benkert, D. 1995. Becherlinge als Moosparasiten. - Boletus 19: 97-127.
- Benkert, D. 1996. Beiträge zur Kenntnis bryophiler Pezizales-Arten. 4. Octospora similis (=O. melina). - Agarica 14: 50-57.
- Benkert, D. 1998a. Beiträge zur Kenntnis bryophiler Pezizales-Arten. 6. Wrightoideae, eine neue Sektion der Gattung Octospora. - Zeitschrift für Mykologie 64: 17-40.
- Benkert, D. 2009. Zwei neue Arten bryophiler Pezizales (Ascomycota) aus der Bundesrepublik Deutschland und Auflistung der aus Deutschland bisher nachgewiesenen Arten mit Kurzdiagnostik. - Zeitschrift für Mykologie 75: 51-68.
- Brouwer, E. 1999. Mosschijfjes (Lamprospora en Octospora): voorkomen en verspeiding in Nederland. - Coolia 42: 2-20.
- Eckstein, J. & Eckstein, G. 2009. Bryoparasitische Pezizales (Ascomycetes) der Gattungen Lamprospora, Octospora und Neottiella im Alten Botanischen Garten von Göttingen. - Herzogia 22: 213-228. PDF (abstract only)
- Egertova, Z., Eckstein, J. & Vega, M. 2015. Lamprospora tuberculata, Octospora ithacaensis, O. orthotrichi and O. affinis - four bryoparasitic ascomycetes new to the Czech Republic. - Czech Mycology 67 (2): 119-133. PDF from Czech Mycology
- Senn-Irlet, B. 1988. Zum Nachweis der bryoparasitischen Lebensweise von Octospora orthotricha und Octospora tetraspora (Pezizales, Ascomycetes). - Mycologia Helvetica 3: 173-181.
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| Images:
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| 3: Octospora orthotricha, apothecia in shoots of Orthotrichum diaphanum |
4: Octospora orthotricha, ascospores |
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| 5: Octospora orthotricha, ascospores |
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