bird’s-foot trefoil

Lotus corniculatus

Member of bird’s-foot trefoils (genus Lotus)
small yellow peas
legume family (family Fabaceae)
dicots (class Magnoliopsida)
yellow in flowering plants

CalPhotos
5 leaflets

leaflet length of longest upper leaves 1.6–3(4) × width
corolla 10–14(16) mm
very common

Chris’s observations: 23 (11 are research grade)

Locations:

Skyline Ridge OSP: 6
Coyote Hills RP: 3
Monte Bello OSP: 3
Butano SP: 2
La Honda Creek OSP: 2
Long Ridge OSP
Murray Ranch SP
Purisima Creek Redwoods OSP
Russian Ridge OSP
Sam McDonald CP
San Pedro Valley CP
Sibley Volcanic RP

Months:

Apr.: 1
May: 5
Jun.: 8
Jul.: 5
Aug.: 1
Sep.: 3

For more details, use advanced search.

Not all sites include this taxon:

Lotus corniculatus → iNaturalist – Calflora – CalPhotos – Jepson eFlora
not yet listed → FNA

Bay Area species: iNaturalist – Calflora