Erysiphe pirottiana (Bacc.) U. Braun & S. Takam. [2027267]

Data Set Maintenance: Data set compiled and standard item. Data set author(s): Kainz C. (00-07-28). Data set reviewer(s): Schubert K. (06-03-02); revised.

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

Type Information: Basionym: Uncinula pirottiana Bacc. Type: Uncinula pirottiana Bacc.

Taxonomic Literature: Taxonomic notes: +ascomata outer wall cells polygonal to rounded, distinct, about 15 µm diam.;. Braun U., Beih. Nova Hedwigia 89: 1-700 [486-487] (1987).

Biogeography: Continent: Africa (Eritrea, only known from the type collection).

Ecology: Biotroph; phytopathogenic; growing on leaves, epiphyllous. Host or Phorophyte Taxonomy: Ficus sp.; Ficus, Moraceae.

Reproduction Strategy: With sexual (and possible asexual) stages. Ascocarps: Cleistothecioid, orbicular, forming independently from the host thallus or mycelium, .08-.115 mm in diam.. Margin: External filaments present (curved); circinate or sub-helicoid (apex not enlarged), .8 µm long, 3.5-5.5 µm in diameter, hyaline, few or numerous, 10-20 per mm², growing between the lower and upper hald of the ascocarp, geniculate (bent) (or abruptly bent), thin (throughout or very slightly wider near the base) or moderatly thick, not ramified, aseptate.

Asci: 4 asci per ascocarp, not stipitate, 40-60 µm long, 35-45 µm wide; dehiscence unitunicate.

Ascospores: c. 4 per ascus, spores 4 per ascus, ellipsoid or ovoid, 20-25 µm long, 10-15 µm wide; septa absent.

(report generated 04.Okt.2007)