Ivesia muirii

Granite mousetail

Family: Rosaceae · Type: perennial · Native

Granite mousetail is a California native perennial found in the central Sierra Nevada Mountains in rocky areas at elevations of 2,900 to 4,000 meters. Flowering from July to August, this plant produces pale yellow flowers in small clusters 10 to 15 millimeters wide. Growing with tufted, silvery stems 5 to 15 centimeters tall and ascending to erect, it forms a simple caudex with a distinctive mousetail-like appearance. Its compact leaves have 25 to 40 tiny leaflet lobes per side, each less than 1 millimeter long and obovate to round, with densely hairy sheathing bases. The fruit is approximately 2 millimeters long, smooth with gray and red spotting.

Habitat: Rocky areas

Bloom period: Jul-Aug

Elevation: 2900-4000 m

Bioregions: c&amps SNH.

California counties: Fresno, Mono, Tulare, Inyo, Tuolumne, Mariposa

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