Aceria fraxinicola (Nalepa, 1890)
Fraxinus angustifolia, France, dép. Var, Saint-Zacharie (Var), mt. Sainte-Baume, 30.v.2019 © Pierre Duhem
same leaf, underside
Fraxinus excelsior, galls (from Houard, 1909a)
up to 1.5 mm high, smooth, yellowish, conical or globular pustules, at both sides pf the leaves, often in considerable number, with an opening at the underside.
Fraxinus angustifolia, excelsior, ornus.
Eriophyes, Phytoptus, fraxinicola; because the name has been forgotten in the Fauna Europaea (2014), it cannot be said which name should be taken as valid.
Béguinot (2002h, 2012a), Buhr (1964b), Cogolludo (1921a), Dauphin & Aniotsbehere (1997a), Farkas (1965a), Keifer, Baker, Kono, Delfinado & Styer (1982a), Redfern & Shirley (2011a), Ripka (2007a), Stănescu (2009a).