Ivesia jaegeri

Jaeger's ivesia

Family: Rosaceae · Type: perennial · Native

Conservation status: CNPS 1B.3

Jaeger's ivesia is a rare California native perennial ranked 1B.3 by CNPS, found in the eastern Desert Mountains, specifically the Clark Mountain Range, growing in limestone crevices at elevations of 1,890 to 2,300 meters. Flowering from June to July, this plant produces delicate yellow flowers 5 to 11 millimeters wide in open clusters of 3 to 15 blooms. Growing with green, branched stems 3 to 15 centimeters long that hang or form a mat-like structure, it has a distinctive growth habit that allows it to cling to rocky surfaces. Its leaves are complex, with 4 to 6 leaflet pairs on each side, each leaflet having 3 to 6 small oblanceolate to obovate lobes 2 to 5 millimeters long. The fruits are small, pale, and slightly ridged, measuring just 1 to 2 millimeters in length.

Habitat: Limestone crevices

Bloom period: Jun-Jul

Elevation: 1890-2300 m

Bioregions: e DMtns (Clark Mtn Range)

California counties: San Bernardino

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