Webber's Ivesia
(Ivesia webberi )
Rosaceae

BLM Photograph

Description: Perennial herb with wiry stems, 2-6 inches (5-15cm) long. Leaves 1 1/8 - 2 3/4 inches (3-7cm) long, with 4-8 crowded leaflets per side, 1/8 - 5/16 inches (3-8mm) long. Inflorescence are head-like clusters with 5-15 flowers, each about 3/8 inch (10mm) wide. Petals are yellow, oblanceolate, and 1/8 inch (2-3mm) long. Sepals are spear-shaped, 1/8 inch (3.5-4.5mm) long. Fruit are light brown and mottled darker brown, smooth, and 1/8 inch (2.5mm) long. 

Distribution:

Habitat: Rocky clay in sagebrush flats. Open patches of volcanic ash. Elevation 3200 - 6640 feet.

Flowering Period: Blooms May - July.

Similar Plants:

Status: Federal Candidate, BLM Sensitive, California Native Plant Society List 1B