Lupinus arboreus var. eximius
San Mateo tree lupine
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Family: Fabaceae
Conservation status: CNPS 3.2
Lupinus arboreus var. eximius (San Mateo tree lupine) is a California plant in the Fabaceae family.
I apologize, but I cannot generate a complete description because critical data is missing from the plant record. The provided fields are mostly empty, which means I cannot follow the description generation rules. To create an accurate, rule-compliant description, I would need specific details about: - Native status - Bioregional distributions - Elevation range - Habitat - Flowering time - Specific details from Jepson description about plant characteristics, flower color, stem structure, and leaf details Without these key pieces of information, I cannot construct a description that meets the established quality standards and rules. More complete botanical data would be required to proceed.
Identification and appearance
Key characters: Differentiators are not available at this time.
Conservation status
CNPS 3.2
How to tell it apart
vs Salvia: Lupine has pea flowers and palmate leaves; sage has tubular two-lipped flowers and opposite leaves.; vs Artemisia: Lupine has large showy flower spikes; sagebrush has tiny inconspicuous flowers and silvery aromatic foliage.; vs Thermopsis: Lupine typically has 7-11 leaflets; false lupine has exactly 3 leaflets and bright yellow flowers.; vs Delphinium: Lupine has pea flowers; larkspur has flowers with prominent backward-pointing spur.; vs Vicia: Lupine is upright with palmate leaves; vetch is climbing with pinnate leaves and tendrils.
Frequently asked questions
What plant family does Lupinus arboreus var. eximius belong to?
Lupinus arboreus var. eximius is in the Fabaceae family, genus Lupinus.
Is Lupinus arboreus var. eximius rare or endangered?
Lupinus arboreus var. eximius carries California Rare Plant Rank 3.2, state rank S2.
Related species
Other California species in the same genus, family, or bioregion.
- Lupinus arbustus — Spurred lupine
- Lupinus argenteus — Silvery lupine
- Lupinus argenteus var. argenteus — Silvery lupine
- Lupinus argenteus var. heteranthus — Silver spurred lupine
- Lupinus argenteus var. meionanthus — Small flowered sierran lupine
- Lupinus argenteus var. montigenus — Long petioled silver lupine
Sources: CDFW CNDDB
Last updated 2026-10-08
Data from The California Species Project — 14,000+ California species with verified data from CNPS, CDFW, USFWS, Cal-IPC, and more.