Aylax taraxaci (Ashmead)
Gillettea taraxaci Ashmead
Aulax taraxaci
Gall. (Plate XIV, Fig. 8.) Along and surrounding the petiole or midrib of the leaf of the common dandelion (Taraxacum taraxacum). Polythalamous. Pithy, irregular, oblong swellings, usually composed of knottv swellings and occurring together and forming, oblong irregular galls. Length 25-50 mm.
Habitat. Minnesota (Winona); New York; Canada (Ontario).
”- William Beutenmuller: (1910) The North American Species of Aylax and Their Galls©