Euoidium chrysanthemi (Rabenhorst) Braun & Cook, 2012

Fungi, Ascomycota, Leotiomycetes, Erysiphales, Erysiphaceae

op Chrysanthemum

on Chrysanthemum

gal: mycelium dun, dicht, wit. Appressoria onduidelijk, soms tepelvormig, nooit gelobd. Conidia in vrij lange ketens, zonder fibrosine-lichaampjes. Basale cell van de conidiofoor recht, 70-130 µm lang, gevolgd door 1 tot 2 kortere cellen. Cleistothecia onbekend.

gall: mycelium thin, dense, white. Appressoria indistinct, sometimes nipple-shaped, never lobed. Conidia in rather long chains, without fibrosin bodies. Foot-cell of conidiophore straight, 70-130 µm long, followed by 1-2 shorter cells. Cleistothecia unknown.

waardplanten: Asteraceae, monofaag:

hostplants: Asteraceae, monophagous:

Chrysanthemum x grandiflorum, indicum, x morifolium.

synoniemen: Oidium chrysanthemi Rabenhorst, 1853.

synonyms: Oidium chrysanthemi Rabenhorst, 1853.

literatuur:

references:

Beenken & Senn-Irlet (2016a), Braun (1995a), Braun & Cook (2012a), Czerniawska (2001a), Klenke & Scholler (2015a), Mułenko, Piątek, Wołczańska, Kozłowska & Ruszkiewicz-Michalska (2010a), Negrean & Anastasiu (2006a).

11/12/2016