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Brasiliomyces setosus Hodges

Data Set Maintenance: Data set compiled and standard item. Data set author(s): Schubert K. @EXCL@ Kainz C. (06-02-01).

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

Type Information: Basionym: Brasiliomyces setosus Hodges. Type: Brasiliomyces setosus Hodges.

Taxonomic Literature: Taxonomic notes: + mycelium dense, thin-walled, faintly rough, 4-6 µm wide, numerous setae arising from the hyphae, setae hyaline, acicular, rigid, straight, curved or bent, 1(-2)-septate, 94-160 × 3-4 µm, arising from distinct foot-cells which are produced from short pegs on the surface of the leaves. Braun U., Beih. Nova Hedwigia 89: 1-700 [655] (1987).

Biogeography: Continent: Pacific. Country or state(s): Hawaii (USA).

Ecology: Biotroph; phytopathogenic; growing on leaves, hypophyllous. Host or Phorophyte Taxonomy: Sapindus oahuensis Hillebr.; Sapindus, Sapindaceae.

Reproduction Strategy: With sexual (and possible asexual) stages. Ascocarps: Cleistothecioid, orbicular (attached to the superficial mycelium, peridium very thin, semitransparent), forming independently from the host thallus or mycelium, .062-.083 mm in diam.. Margin: External filaments absent.

Asci: 3 asci per ascocarp, broadly clavate (thin-walled), 57-68 µm long, 37-49 µm wide; dehiscence unitunicate.

Ascospores: c. 4 to c. 8 per ascus, spores (3)-5-6 per ascus, ellipsoid (elongate) or sub cylindrical, 27-33 µm long, 13-18 µm wide; septa absent.

Conidiomata: Absent resp. not observed.

(report generated 04.Okt.2007)

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