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Erysiphe rubicola (B. J. Murray) Boesew.

Data Set Maintenance: Data set compiled and standard item. Data set author(s): Kainz C. Data set reviewer(s): Schubert K. (06-03-27); revised.

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

Type Information: Basionym: Erysiphe carpophila var. rubicola B. J. Murray. Type: Erysiphe carpophila var. rubicola B. J. Murray.

Taxonomic Literature: Taxonomic notes: +appressoria multilobed;+ascocarp outer wall cells obscure;. Braun U., Beih. Nova Hedwigia 89: 1-700 [182] (1987).

Biogeography: Continent: Australasia. Region(s): New Zealand (endemic).

Ecology: Biotroph; phytopathogenic; growing on stems, leaves, or inflorescences. Host or Phorophyte Taxonomy: Rubus australis Forst.; Rubus, Rosaceae.

Reproduction Strategy: With sexual (and possible asexual) stages. Ascocarps: Cleistothecioid, orbicular, forming independently from the host thallus or mycelium, .09-.14 mm in diam.. Margin: External filaments present (mostly short, shorter than the cleistothecial diam., ca. 25-100 µm long, rarely longer, up to 210 µm); mycelioid, straight, 25-100-(210) µm long, 3-5 µm in diameter, hyaline or pigmented (faintly brown), few or numerous, growing all across the lower half of the ascocarp or on the upper half of the ascocarp (sometimes reaching), smooth, thin, not ramified or ramified, irregular, septate.

Asci: 4-17 asci per ascocarp, distinctly stipitate, 60-80 µm long, 30-35 µm wide; dehiscence unitunicate.

Ascospores: c. 8 per ascus, spores 8 per ascus, subglobose, ellipsoid, or ovoid, 13-21.5 µm long, 10-12.5 µm wide; septa absent.

Conidiomata: Present; hyphomycetous.

Conidiophores: Pseudoidium-type; not branched; basal cells 35-40 µm long. Conidium Formation: Conidiogenous cells single. Conidia: Cylindrical (oblong-); macroconidial (germ tubes produced on the end of conidia, branched or simple), not branched, (28)-35-40 µm long, 13-18-20 µm wide; aseptate.

(report generated 04.Okt.2007)

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