Conical, thick-walled, lateral bud gall...Rhopalomyia enceliae Felt
The gall is 6 mm long, 3 mm in diameter, gray, and its apex is rounded or flared. Galls are monothalamous but occasionally confluent and may deform the stem...

[Contarinia] enceliae. USA (California). Encelia californica (Asteraceae).
Rhopalomyia enceliae Felt 1916e: 183. USA: California; ST; ♀; NYSM.

[Contarinia] enceliae. USA (California). Encelia californica (Asteraceae).
Rhopalomyia enceliae Felt 1916e: 183. USA: California; ST; ♀; NYSM.

Conical, thick-walled, lateral bud gall, length 6 mm., diameter 3 mm. frequently confluent basally, sometimes twisting the stem and producing a marked deformation of the plant. The apex of individual galls may be evenly rounded or flattened with flaring lips, which latter are sometimes produced as small, leafy expansions. There is a more or less distinct orifice ...