baobabopsis's Identifications

A strange-looking gall from a plant pathogen on a leaf of Ipomoea pes-caprae, goat's foot morning glory aka beach morning glory.

The plant itself is recorded here:

https://www.inaturalist.org/observations/21637353

Albuginaceae? Albugo candida? Dusty white rust-like stuff on leaves of some (not all) Lepidium latifolium plants. On levee trail between seasonal wetland ponds, Yolo Bypass Wildlife Area, Yolo County, California, elev. approx. 15 ft.

Albuginaceae? Albugo candida? Dusty white rust-like stuff on leaves of some (not all) Lepidium latifolium plants. On levee trail between seasonal wetland ponds, Yolo Bypass Wildlife Area, Yolo County, California, elev. approx. 15 ft.

Albuginaceae? Albugo candida? Dusty white rust-like stuff on leaves of some (not all) Lepidium latifolium plants. On levee trail between seasonal wetland ponds, Yolo Bypass Wildlife Area, Yolo County, California, elev. approx. 15 ft.