to LIAS


Botanische Staatssammlung München © 1995–2008
Data remain intellectual property of the data set authors.



Erysiphe afrormosiae (Piroz.) U. Braun & S. Takam. [2005284]

Data Set Maintenance: Data set compiled and standard item. Data set author(s): Kainz C. (00-07-31). Data set reviewer(s): Schubert K. (06-02-28); revised.

Nomenclature: Current taxonomic status: accepted or basionymous. Taxonomic rank: species. Synonyms: Uncinula afrormosiae (Piroz.) U. Braun; Erysiphaceae Tul. & C. Tul.; Erysiphales.

Type Information: Basionym: Uncinula incrassata var. afrormosiae Piroz. Type: Uncinula incrassata var. afrormosiae Piroz.

Taxonomic Literature: Taxonomic notes: +ascomata outer wall cells obscure, irregularly polygonal, ca. 8-15 µm diam.;. Braun U., Beih. Nova Hedwigia 89: 1-700 [544-545] (1987).

Biogeography: Continent: Africa. Country or state(s): Malawi (only known from the type collection).

Ecology: Biotroph; phytopathogenic; growing on leaves, amphigenous. Host or Phorophyte Taxonomy: Pericopsis angolensis (Baker) Meeuwen; Pericopsis, Leguminosae-Papilionoideae.

Reproduction Strategy: With sexual (and possible asexual) stages. Ascocarps: Cleistothecioid, orbicular, forming independently from the host thallus or mycelium, scattered or gregarious, .11-.15 mm in diam.. Margin: External filaments present; uncinate (closely, rarely subhelicoid), circinate, or sub-helicoid, .5-1 µm long, 4-7.5 µm in diameter, hyaline, numerous, 60-100 per mm², growing on the upper half of the ascocarp, smooth, thick (throughout), not ramified, aseptate.

Asci: 8-15 asci per ascocarp, indistinctly stipitate (mostly), 50-75 µm long, 25-40 µm wide; dehiscence unitunicate.

Ascospores: c. 8 per ascus, spores 6-8 per ascus, ellipsoid or ovoid, 16-25 µm long, 8-11 µm wide; septa absent.

Conidiomata: Present; hyphomycetous.

Conidiophores: Pseudoidium-type; not branched. Conidium Formation: Conidiogenous cells single. Conidia: Ellipsoid or cylindrical; macroconidial, not branched, 30-35 µm long, 15 µm wide; aseptate.

(report generated 04.Okt.2007)


In case that additional characters and states are required to be included in this data set, consult the LIAS Instructions to Participants and follow the procedures described there.

LIAS Home