Lomatium dasycarpum subsp. tomentosum
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Family: Apiaceae · Type: Herb · Native
Lomatium dasycarpum subsp. tomentosum is a native California herb in the Apiaceae family, recognized by . Key features: tomentose fruits, fruit larger than pedicel.
Wooly lomatium is a California native perennial found in the Central Valley, Sierra Nevada foothills, and northern California coastal ranges in grasslands, oak woodlands, and stony flats at elevations of 25 to 1,500 meters. Flowering from March to May, this plant produces delicate white flowers in umbels typical of the parsley family. Growing with finely divided, feathery green foliage reaching 30 to 50 centimeters tall, it develops from a slender taproot. Its leaves have finely dissected segments with deeply cut, lacy leaflets that emerge from a sheathing petiole base. The fruit is covered in dense woolly tomentum, with a body generally wider than its wings.
Identification and appearance
Key characters: 10 sympatric species. Key features: tomentose fruits, fruit larger than pedicel
Habitat and range
Habitat: Stony flats, grassland, oak woodland
Elevation: 25-1500 m
California counties: Madera, Butte, Fresno, Kern, Tulare, Yolo, Mariposa, Stanislaus, San Diego, Tehama, Lake, Calaveras, Shasta, Sutter, Glenn, San Mateo, Colusa, Sonoma, Napa, Sacramento, Plumas, Solano, Tuolumne
Bloom period
Lomatium dasycarpum subsp. tomentosum blooms Mar-May.
How to tell it apart
vs Tauschia: Lomatium fruits have prominent marginal wings; Tauschia fruits lack wings or have only slight ribs.; vs Sanicula: Lomatium has typical umbrella-shaped flower clusters; Sanicula has dense ball-like flower heads with hooked bristles.; vs Cymopterus: Lomatium grows upright with a stem; Cymopterus is stemless and grows flat to the ground.; vs Conium: Lomatium grows in dry natural habitats; Conium has purple-spotted stems and grows in moist disturbed areas.; vs Daucus: Lomatium fruits are flat with thin wings; Daucus fruits are cylindrical with spiny bristles.
Frequently asked questions
Is Lomatium dasycarpum subsp. tomentosum native to California?
Yes. Lomatium dasycarpum subsp. tomentosum is native to California (recorded as native).
When does Lomatium dasycarpum subsp. tomentosum bloom?
Lomatium dasycarpum subsp. tomentosum blooms Mar-May.
Where in California does Lomatium dasycarpum subsp. tomentosum grow?
Lomatium dasycarpum subsp. tomentosum occurs in Madera, Butte, Fresno, Kern, Tulare, Yolo, Mariposa, Stanislaus and other counties, at elevations of 25-1500 m.
What plant family does Lomatium dasycarpum subsp. tomentosum belong to?
Lomatium dasycarpum subsp. tomentosum is in the Apiaceae family, genus Lomatium.
What habitat does Lomatium dasycarpum subsp. tomentosum grow in?
Lomatium dasycarpum subsp. tomentosum grows in Stony flats, grassland, oak woodland.
Related species
Other California species in the same genus, family, or bioregion.
Sources: Jepson eFlora · Index of California Plant Names · CalPhotos
Last updated 2026-10-07
Data from The California Species Project — 14,000+ California species with verified data from CNPS, CDFW, USFWS, Cal-IPC, and more.