Erysiphe pachypodiae A. Lebeda

Data Set Maintenance: Data set compiled and standard item. Data set author(s): Kainz C. (03-01-13). Data set not revised.

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

Taxonomic Literature: Taxonomic notes: +conidia germ tubes arising from the end of the conidium, often broadened at its apex;
+appressoria slightly lobed to lobed;
+conidiophores foot-cells followed by 1-2(-3) distal cells (mean 1.7);. Lebeda A., Mieslerová B. & DoleŽalová I., J. Phytopathology 150: 149-154 (2002).

Biogeography: Continent: Europe. Country or state(s): former Czechoslovakia (incl. Czech Republic & Slovacia) (Czech Republic).

Ecology: Epiphyllous. Host or Phorophyte Taxonomy: Apocynaceae (Pachypodium lameri).

Reproduction Strategy: With sexual (and possible asexual) stages. Ascocarps: Cleistothecioid, .0686-.09148-.1127 mm in diam.. Margin: External filaments present (length 166-302-441 µm); mycelioid, circinate (occasionally, circinate apex not enlarged), 1.5-4 µm long, 4.8-5.4-6 µm in diameter, hyaline or pigmented (pale brown at the base), 4-8-17 per mm², smooth, thin or thick (at the base), septate (2-4-septate).

Asci: 3-8 asci per ascocarp, indistinctly stipitate, 46.36-52.01-63.44 µm long, 31.72-38-48.8 µm wide; dehiscence unitunicate.

Ascospores: 1–2 to c. 4 per ascus, spores 2-5 per ascus, ellipsoid or ovoid, 18.3-19.5-20.7 µm long, 7.3-8.5-9.7 µm wide.

Conidiomata: Present; hyphomycetous.

Conidiophores: Pseudoidium-type; basal cells 24.4-37.03-56.68 µm long, 6-7.35-9 µm wide. Conidium Formation: Conidiogenous cells single. Conidia: Cylindrical; 29.28-34.9-41.94 µm long, 8.76-11.43-13.56 µm wide; without distinct fibrosin body fibrosin bodies.

(report generated 04.Okt.2007)