Plant Parasites of Europe

leafminers, galls and fungi

Leveillula contractirostris

Leveillula contractirostris Heluta & Simonyan, 1988

Fungi, Ascomycota, Leotiomycetes, Erysiphales, Erysiphaceae

on ? Abutilon, Alcea, Malva

gall

mycelium white, generally dense, amphigenous; partly internal. Conidiophores emerge through the stomata. The first conidium formed is lanceolate, with an abruptly contracted apex; later ones are elliptic. Cleistothecia contain up to 25 asci, that have two spores. Appendages numerous, mycelioid, attached below the equator, shorther than the diameter, irregularly branching.

hostplants

Malvaceae, oligophagous:

? Abutilon; Alcea acaulis, digitata, flavovirens, hohenackeri, rosea, rugosa, striata, tabrisiana; Malva moschata, neglecta, parviflora, pusilla, sylvestris, thuringiaca, verticillata.

references

Braun (1995a), Braun & Cook (2012a), Klenke & Scholler (2015a).

08/03/2017

Last modified 17.vii.2017