Ivesia aperta

Sierra valley mousetail

Family: Rosaceae · Type: perennial · Native

Sierra valley mousetail is a California native perennial found in alpine and subalpine meadows at high elevations. Flowering from June to August, this plant produces small yellow flowers in compact clusters 10 to 20 millimeters wide. Growing with tufted stems 15 to 45 centimeters tall, it forms a green to white-hairy clump with a compact caudex. Its finely divided leaves have 20 to 35 leaflet pairs on each side, with small elliptic to oblanceolate lobes 3 to 15 millimeters long. The delicate fruit is smooth and brown, measuring 2 to 3 millimeters in length.

California counties: Sierra, Plumas, Nevada

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