Erysiphe pseudolonicerae (E. S. Salmon) U. Braun & S. Takam.

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

Nomenclature: Current taxonomic status: accepted. Taxonomic rank: species. Synonyms: Microsphaera pseudolonicerae (E. S. Salmon) S. Blumer; Erysiphaceae Tul. & C. Tul.; Erysiphales.

Type Information: Basionym: Microsphaera alni var. pseudolonicerae E. S. Salmon. Type: Microsphaera alni var. pseudolonicerae E. S. Salmon.

Taxonomic Literature: Taxonomic notes: +conidiophores foot-cells cylindric, followed by 1-2 shorter cells;+ascomata outer wall cells irregularly polygonal, ca. 10-25 µm diam.;. Braun U., Beih. Nova Hedwigia 89: 1-700 [341-342] (1987).

Biogeography: Continent: Asia-Temperate. Region(s): Far Eastern Asia and China. Country or state(s): Japan, Korea (North & South), and Taiwan.

Ecology: Biotroph; phytopathogenic; growing on leaves, amphigenous. Host or Phorophyte Taxonomy: Cocculus trilobus DC.; Cocculus, Menispermaceae.

Reproduction Strategy: With sexual (and possible asexual) stages. Ascocarps: Cleistothecioid, orbicular, forming independently from the host thallus or mycelium, scattered or in loose groups, .07-.14 mm in diam.. Margin: External filaments present; recurved (rarely few tips recurved) or straight, .75-1.5 µm long, 6-11 µm in diameter, hyaline or pigmented (near the base), few or numerous, 4-18 per mm², growing between the lower and upper hald of the ascocarp, stiff and straight (straight to curved), smooth or somewhat rough, thin (above and thick-walled (3) towards the base or moderately thick-walled (2) throughout), moderatly thick, or thick, ramified, dichotomously branched ((3-)4-6(-7) times, branchings rather regular and close, primary branches sometimes elongated, branchings occasionally looser and somewhat irregular, tips straight, not recurved, rarely few tips slightly recurved), aseptate or septate (0-2-septate).

Asci: 3-8 asci per ascocarp, not stipitate (rarely) or indistinctly stipitate, 45-60 µm long, 35-45 µm wide; dehiscence unitunicate.

Ascospores: c. 4 or c. 8 per ascus, spores (4)-5-6-8 per ascus, ellipsoid or ovoid, 15-25 µm long, 10-15 µm wide; septa absent.

Conidiomata: Present; hyphomycetous.

Conidiophores: Pseudoidium-type; not branched; basal cells 28-38 µm long, 7.5-9 µm wide. Conidium Formation: Conidiogenous cells single. Conidia: Ellipsoid (to oblong); macroconidial, not branched, 32-48 µm long, 17-24 µm wide; aseptate.

(report generated 04.Okt.2007)