San Diego Management & Monitoring Program

San Diego goldenstar
Bloomeria clevelandii

Kingdom Phylum Subphylum Class Order Suborder Family

Current distribution rangewide

Southwestern San Diego County into northern Baja California [1].

Known Populations in San Diego County

Twenty-three occurrences on conserved lands in MUs 3 (Crestridge Ecological Reserve, Marron Valley Mitigation Bank, Otay Lakes Cornerstone Lands, Mount Miguel Open Space, San Diego National Wildlife Refuge, Otay Ranch Preserve, Otay Mountain Ecological Reserve, Oneal Canyon Preserve, Rancho Jamul Ecological Reserve) , 4 (Mission Trails Regional Park, Rattlesnake Mountain, San Vicente Highlands Open Space Preserve), and 6 (Los Penasquitos Canyon Preserve, San Diego National Wildlife Refuge, Escondido Creek Preserve, Rancho La Costa Habitat Conservation Area).

List status

None [2].

Habitat affinities

Elevation range is 50-465 meters [2]. Found in clay soils in chaparral, coastal scrub, valley and foothill grasslands, and vernal pool habitats.

Taxonomy and genetics

Themidaceae family [2]. Previously Muilla clevelandii.

Life history demography

Perennial bulbiferous herb [2].

Seasonal phenology

Bloom period is April-May [2].


Threatened by urbanization, road construction, vehicles, nonnative plants, and illegal dumping [2].

San Diego goldenstar sources