Local feeder (Diptera: Cecidomyiidae) in stems of Bidens
| Record no.: | 0792 |
|---|---|
| Feeding guild: | Local feeder in stem |
| Taxonomy: | Diptera: Cecidomyiidae: Asphondylia sp. |
| Stages observed: | trace |
| Hosts in Bidens: | undetermined B. sp. (beggarticks) |
I observed these galls erupting laterally from stems of the host in mid-August. They appear to match the “soft, lateral, globular outgrowths of stem” reported for Bidens on pg. 128 of Gagné (1989) and ascribed to an unnamed Asphondylia sp.
- Gagné, R.J. 1989. The plant-feeding gall midges of North America. Cornell University Press: Ithaca, New York.[return to in-text citation]
Page created: February 10, 2026. Last update: none