Phylloxera floridana Hamilton, sp. n.

Hosts: Carya floridana

Galls: Round and slightly convex, yellow, and with or without central depression on adaxial leaf surface; somewhat conical and convex on abaxial leaf surface. Diameter 1.1–5.2 mm; below more convex with a protruding slit-like opening fringed with whitish pubescence.

Leaf gall: button [shape]

[A figure of the gall appears on page 140 of the pdf. A discussion of how to distinguish this gall from the similar P caryaefallax appears on page 93.]

Range: FL