Erysiphe puerariae R. Y. Zheng & G. Q. Chen

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

Nomenclature: Current taxonomic status: accepted or basionymous. Taxonomic rank: species. Erysiphaceae Tul. & C. Tul. (00-08-02); Erysiphales.

Type Information: Basionym: Erysiphe puerariae R. Y. Zheng & G. Q. Chen. Type: Erysiphe puerariae R. Y. Zheng & G. Q. Chen.

Taxonomic Literature: Taxonomic notes: +ascocarp outer wall cells irregularly polygonal, ca. 7.5-20 µm diam.;. Braun U., Beih. Nova Hedwigia 89: 1-700 [231] (1987).

Biogeography: Continent: Asia-Temperate. Region(s): China (endemic).

Ecology: Biotroph; phytopathogenic; growing on leaves, epiphyllous. Host or Phorophyte Taxonomy: Pueraria lobata (Willd.) Ohwi; Pueraria, Leguminosae-Papilionoideae.

Reproduction Strategy: With sexual (and possible asexual) stages. Ascocarps: Cleistothecioid, orbicular, forming independently from the host thallus or mycelium, scattered or gregarious, (.07)-.09-.11 mm in diam.. Margin: External filaments present (curved to substraight; (55-)85-285(-360) µm long); straight, 1-3-(4) µm long, 4.5-5.5-(7) µm in diameter, hyaline, few, 1-4-(7) per mm², growing all across the lower half of the ascocarp, flexuose (partly; 3: partly), stiff and straight (substraight to curved), or geniculate (bent), smooth or verrucose (rarely), thin, not ramified or ramified (rarely), dichotomously branched (apex seldom 1-2 times forked), aseptate or septate (0(-3) septa).

Asci: 3-7 asci per ascocarp, sub-globose, not stipitate or indistinctly stipitate, 46-76 µm long, 38-56 µm wide; dehiscence unitunicate.

Ascospores: c. 4 or c. 8 per ascus, spores 3-6 per ascus, ovoid (rarely oblong-ovoid), (20)-23-28-(30.5) µm long, (13)-15-18-(20) µm wide; septa absent; wall pale brown (yellowish).

(report generated 04.Okt.2007)