Cristulariella depraedans (Cooke) Höhnel, 1916

Fungi, Ascomycota, Leotiomycetes, Helotiales

op Acer

on Acer

Acer platanoides, USA, Maine, Franklin County © Bruce Watt, University of Maine, Bugwood.org

Cristulariella depraedans: leaf spots on Acer platanoides

Acer platanoides, USA, Maine, Franklin County © Bruce Watt, University of Maine, Bugwood.org

Acer paseudoplatanus, Flevoland, Reve-Abbertbos © Hans Jonkman

Cristulariella depraedans:leaf spots on Acer pseudoplatanus

Acer paseudoplatanus, Flevoland, Reve-Abbertbos © Hans Jonkman

detail (onderzijde)

Cristulariella depraedans:leaf spots on Acer pseudoplatanus

detail (underside)

conidioforen; uit Bowen (1930a)

Cristulariella depraedans: conidiophores

conidiofores; from Bowen (1930a)

Acer pseudoplatanus, Dronten, Roggebotse Bos © Hans Jonkman (ook enkele Rhytosma acerinum-vlekken)

Cristulariella depraedans leaf spots on Acer pseudoplatanus

Acer pseudoplatanus, Dronten, Roggebotse Bos © Hans Jonkman (also a few Rhytosma acerinum spots)

zware aantasting

Cristulariella depraedans leaf spots on Acer pseudoplatanus

heavy ingestation

gal: kenmerkend zijn de conidioforen in feite verspreidingslichaampjes, met hun hagelwitte, ca 0.1 mm grote koppen, vooral aan de onderzijde van de vlekken.

gall: characteristic are the conidiophores, actually propagules, with their bright white, ± 0.1 large heads, mainly at the underside of the spots.

waardplanten: Sapindaceae, etc.

hostplants: Sapindaceae, etc.

Acer platanoides, pseudoplatanus; Aruncus dioicus; Carpinus betulus; Cornus sanguinea; Corylus avellana; Fagus sylvatica; Lonicera xylosteum; Prunus avium; Quercus robur; Tilia cordata.

Acer is verreweg de belangrijkste waardplant.

Acer is the most important host by far.

literatuur:

references:

Abras, Fassotte, Chandelier & Cavelier (2008a), Bowen (1930a), Ellis & Ellis (1997a), Kowalski & Bartnik (2008a), Ludwig (1974a), Narumi-Saito, Hosoya, Sano & Harada (2006a).

09/01/2017