Alkali bee
Diadasia nigrifrons
insectView on iNaturalist
Solitary bee with green metallic body and black face. Specialist pollinator for alkali-tolerant plants in Bay Area salt flats and alkaline meadows.
Plants that support Alkali bee
3 plants
Alkali Marsh Mallow*
Sidalcea diploscypha
annual
Early spring foraging on Sidalcea flowers during emergence period
Bay Area native
Checker Bloom
Sidalcea malviflora
perennial herb
Specialist bee visiting during bloom Mar-Jun
Bay Area native
Splendid Mariposa Lily
Calochortus splendens
geophyte
Primary pollen source during bloom period
Bay Area native