Erythranthe filicifolia

Fernleaf monkeyflower

Family: Phrymaceae · Type: annual · Native

Conservation status: CNPS 1B.2

Fernleaf monkeyflower is a rare (CNPS 1B.2) California native annual found in ephemeral seeps on granite slabs at elevations of 350 to 1,600 meters. Flowering from April to August, this plant produces pale yellow flowers with delicate, open corollas 4 to 8 millimeters long. Growing with slender stems 3 to 38 centimeters tall, the plant is distinctively glabrous with an elegant, branching form. Its leaves are uniquely dissected, ranging from 3 to 68 millimeters long, with oblanceolate to ovate blades that are at least partially 2-pinnately divided. The fruit develops 3 to 8 millimeters long, with a distinctive asymmetrically swollen calyx and unequal lobes that curve upward.

Habitat: Ephemeral seeps on granite slabs

Bloom period: Apr-Aug

Elevation: 350-1600 m

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