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

Leveillula verbasci (Jacz.) Golovin

Data Set Maintenance: Data set compiled and standard item. Data set author(s): Kainz C. (00-07-31). Data set reviewer(s): Schubert K. (06-04-04); revised.

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

Type Information: Basionym: Leveillula taurica f. verbasci Jacz. Type: Leveillula taurica f. verbasci Jacz.

Taxonomic Literature: Taxonomic notes: +ascomata outer wall cells indistinct, irregularly shaped, ca. 10-20 µm diam.;. Braun U., Beih. Nova Hedwigia 89: 1-700 [564] (1987); Braun U., The powdery mildews (Erysiphales) of Europe. - 1-337. Jena, Stuttgart, New York (1995).

Biogeography: Continent: Asia-Temperate (Central Asia) and Europe (southern parts, from Portugal to the Ukraine). Region(s): Caucasus. Country or state(s): Germany, Hungary, Corsica (France), France (excl. Corsica), Portugal, Spain (incl. Andorra & Monaco), Bulgaria, Italy (incl. San Marino & The Vatican City, excl. Sicily, Sardinia), Romania, European Turkey, Former Yugoslavia [incl. Bosnia and Herzegovina, Croatia, Macedonia, Moldova, Serbia and Montenegro, Slovenia], Belarus, and Ukraine; Iran (and all Central Asia).

Ecology: Biotroph; phytopathogenic; growing on leaves, amphigenous. Host or Phorophyte Taxonomy: Verbascum × neilreichii Reichardt; Verbascum, Scrophulariaceae.

Reproduction Strategy: With sexual (and possible asexual) stages. Ascocarps: Cleistothecioid, orbicular, forming independently from the host thallus or mycelium, in loose groups or gregarious, (.15)-.17-.24 mm in diam.. Margin: External filaments present (very short); mycelioid, straight, .2 µm long, 5-10 µm in diameter, hyaline or pigmented (yellowish), numerous, growing all across the lower half of the ascocarp, smooth or rough, thin, not ramified or ramified, not branched, septate.

Asci: At least 20 asci per ascocarp, distinctly stipitate, 70-100 µm long, 25-40-(50) µm wide; dehiscence unitunicate.

Ascospores: 1–2 per ascus, spores 2 per ascus, 30-40 µm long, 14-22-(26) µm wide; septa absent.

Conidiomata: Present; hyphomycetous.

Conidiophores: Oidiopsis-type; not branched. Conidium Formation: Conidiogenous cells single. Conidia: Ellipsoid (primary as well as secondary conidia, germ tubes pigmented) or ovoid; macroconidial, not branched, 35-55 µm long, 15-26 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.