Primary collector
C.J.Rothfels
Other collectors
C.Rushworth, C.P.Rothfels
Duplicate locations
Unicate, to UC.
Date collected
Primary Subdivision
California
Secondary subdivision
Contra Costa County
Specific locality
North end of Briones Reservoir, access from the Hampton Staging Area.
Longitude (DD)
-122.20106
Habitat
On bottom portions of Schoenoplectus californicus stems; the Schoenoplectus formed dense patches blanketing the edges of the reservoir.
Description
Multiple plants were infected locally, but I'm not sure how widespread it was (even in this one dense patch, only a small fraction were infected).
Collection notes
Photos taken and posted to iNaturalist.