Erythranthe bicolor

Yellow and white monkeyflower

Family: Phrymaceae · Type: annual · Native

Yellow and white monkeyflower is a California native annual found in southeastern Klamath Ranges, southern Cascades, and Sierra Nevada in moist clay soil along drainages at elevations of 360 to 2,100 meters. Flowering from April to June, this plant produces white and yellow flowers with a distinctive two-lobed corolla, the upper lip white or yellow and the lower lip yellow. Growing 4 to 27 centimeters tall with densely puberulent stems, it has a delicate, branching form. Its leaves range from 4 to 30 millimeters long, varying from linear to oblanceolate in shape. The fruit is 4 to 8 millimeters long with a slightly corky calyx marked with red dots.

Habitat: Moist places, generally on clay soils along drainages

Bloom period: Apr-Jun

Elevation: 360-2100 m

Bioregions: se KR, s CaR, SN.

Data from The California Species Project — 14,000+ California species with verified data from CNPS, CDFW, USFWS, Jepson eFlora, Cal-IPC, and more.