Podosphaera curvispora Y. Nomura

Data Set Maintenance: Data set compiled and standard item. Data set author(s): Kainz C. Data set revised @EXCL@ not revised (02-03-07).

Nomenclature: Current taxonomic status: accepted or basionymous. Taxonomic rank: species. Erysiphaceae Tul. & C. Tul.; Erysiphales.

Type Information: Basionym: Podosphaera curvispora Y. Nomura.

Taxonomic Literature: Taxonomic notes: +ascocarp outer wall cells irregularly polygonal, 12-20 x 10-15 µm;. Braun U., Beih. Nova Hedwigia 89: 1-700 [155-156] (1987).

Biogeography: Continent: Asia-Temperate. Country or state(s): Japan (endemic).

Ecology: Biotroph; phytopathogenic; amphigenous. Host or Phorophyte Taxonomy: Rosaceae.

Reproduction Strategy: With sexual (and possible asexual) stages. Ascocarps: Cleistothecioid, orbicular, forming independently from the host thallus or mycelium, scattered or in loose groups, .07-.09 mm in diam.. Margin: External filaments present ((70-)100-150(-170) µm long); (1)-1.5-2 µm long, 7-8 µm in diameter, pigmented (brown, colour reaching the last septum), 4-11 per mm², growing between the lower and upper hald of the ascocarp, ramified, dichotomously branched, septate (3-6-septate).

Asci: Broadly clavate ("ovate"), 60-75 µm long, 55-70 µm wide; dehiscence unitunicate.

Ascospores: c. 8 per ascus, spores 8 per ascus, lunate, curved, or semilunate, 17-23 µm long, 7-10 µm wide; septa absent; wall thin, remaining hyaline, hyaline, not ornamented.

(report generated 04.Okt.2007)