california larkspur

Delphinium californicum

Member of larkspurs (genus Delphinium)
buttercup family (family Ranunculaceae)
dicots (class Magnoliopsida)
flowering plants (subphylum Angiospermae)

There are no other wild members of this species anywhere.

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hospital canyon larkspur
Delphinium californicum ssp. interius

• sepals ± green-white
• inflorescence axis ± glabrous
• upper petals ± glabrous
• Diablo Range (Mt. Diablo & Henry Coe)

Toxicity of delphinium, larkspur, rocket larkspur (Delphinium spp.):
4 – Ingestion of these plants, especially in large amounts, is expected to cause serious effects to the heart, liver, kidneys or brain. If ingested in any amount, call the poison center immediately.

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1 observed taxon / 1 unobserved taxon / 1 key

Chris’s observations: 12 (all are research grade)

Locations:

• Edgewood Park & Natural Preserve: 3
• Stevens Creek CP: 3
• Hidden Villa, Los Altos Hills: 2
• Sweeney Ridge National Recreation Area: 2
• Foothills Nature Preserve, Palo Alto
• Picchetti Ranch OSP

Months:

• Feb.: 1
• Mar.: 0
• Apr.: 5
• May: 2
• Jun.: 3
• Jul.: 1

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Taxon info: iNaturalist – Calflora – CalPhotos – Jepson eFlora – FNA

Bay Area species: iNaturalist – Calflora