Anthracnose on #Platanus occidentalis caused by #Apiognomonia veneta, favored by wet spring conditions (Les Clayes-sous-Bois, FR). Not lethal, but of concern because 100 m from the sycamore "Arbre de Diane", so called because would have been planted ~ 1556 by Diane de Poitiers.

(3) #Apiognomonia errabunda, the causal agent of oak anthracnose, here on #Quercus robur (Cajarc, FR).

(3) #Apiognomonia errabunda, the causal agent of oak anthracnose, here on #Quercus robur (Cajarc, FR).

(3) #Apiognomonia errabunda, the causal agent of oak anthracnose, here on #Quercus robur (Cajarc, FR).

Anthracnose in plane tree (#Platanus orientalis) caused by #Apiognomonia veneta (park of the Breteuil castle, Choisel, FR). The fungus lives intercellularly and causes lesions that develop from the major veins. Here the anamorphic stage, with conidia discharged from acervuli.

Anthracnose in plane tree (#Platanus orientalis) caused by #Apiognomonia veneta (park of the Breteuil castle, Choisel, FR). The fungus lives intercellularly and causes lesions that develop from the major veins. Here the anamorphic stage, with conidia discharged from acervuli.

Anthracnose in plane tree (#Platanus orientalis) caused by #Apiognomonia veneta (park of the Breteuil castle, Choisel, FR). The fungus lives intercellularly and causes lesions that develop from the major veins. Here the anamorphic stage, with conidia discharged from acervuli.