Leveillula picridis (Castage) Durrieu & Rostam, 1985

on Asteraceae

gall

mycelium white, generally dense, amphigenous; partly internal. Conidiophores long and thin. Two types of conidia. The first conidium formed is lanceolate, later ones are elliptic. Cleistothecia with a number of short appendages; they contain up to 35 asci, that have two spores.

hostplants

Asteraceae, oligophagous

Achillea clypeolata, ptarmica; Anthemis; Artemisia campestris, dracunculus, pontica; Centaurea; Echinops; Gaillardia; Galatella; Helianthus; Inula; Picris hieracioides & subsp. spinulosa; Rhaponticum repens; Scorzonera tau-saghyz; Tanacetum cinerariifolium, vulgare.

references

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

17/12/2015

mod 16.vii.2017