Podosphaera hibiscicola (Z. Y. Zhao) U. Braun & S. Takam.

Data Set Maintenance: Data set compiled and standard item. Data set author(s): Kainz C. Data set revised.

Nomenclature: Current taxonomic status: accepted or basionymous. Taxonomic rank: species. Synonyms: Sphaerotheca hibiscicola Z.Y. Zhao; Erysiphaceae Tul. & C. Tul.; Erysiphales.

Type Information: Basionym: Sphaerotheca hibiscicola Z.Y. Zhao.

Taxonomic Literature: Taxonomic notes: +ascoc. outer wall cells irregularly polygonal, distinct, ca. 10-25(-
37.5) µm diam.;. Braun U., Beih. Nova Hedwigia 89: 1-700 [133-134] (1987).

Biogeography: Continent: Asia-Temperate. Region(s): China. Country or state(s): Japan and Taiwan.

Ecology: Biotroph; phytopathogenic; hypophyllous. Host or Phorophyte Taxonomy: Malvaceae.

Reproduction Strategy: With sexual (and possible asexual) stages. Ascocarps: Cleistothecioid, orbicular, forming independently from the host thallus or mycelium, scattered or in loose groups, .075-.09-(.1) mm in diam.. Margin: External filaments present; mycelioid, .8-2 µm long, 5-8 µm in diameter, hyaline or pigmented (brown throughout or brown below and paler to hyaline above), few, 3-6 per mm², growing all across the lower half of the ascocarp, smooth or rough (somewhat), thin, not ramified, aseptate or septate (up to 4 septae).

Asci: 1 asci per ascocarp, 75-100 µm long, 55-80 µm wide; dehiscence unitunicate.

Ascospores: c. 8 per ascus, spores 8 per ascus, ellipsoid or ovoid, 15-25 µm long, 11-17.5 µm wide; septa absent; wall thin, remaining hyaline, hyaline, not ornamented.

Conidiomata: Present; hyphomycetous (conidial state scarce and inconspicuous).

Conidiophores: Oidium-type. Conidium Formation: Conidiogenous cells in chains. Conidia: Ellipsoid or doliiform; macroconidial, not branched, 27.5-40 µm long, 15-22.5 µm wide; aseptate; with distintly visible fibrosin body fibrosin bodies.

(report generated 04.Okt.2007)