...in late May... Galls at this time were noticeable as small enlargements near the apices of basal shoots (p.49)
A gall collected on May 27, 1966, measured 5.0 mm in length. Gall formation frequently caused stunting of the affected shoot. (p.50)
”- John A. Novak & B.A. Foote: (1975) Biology and Immature Stages of Fruit Flies: The Genus Stenopa (Diptera: Tephritidae)©