CNPS

CNPS Rare Plant Inventory

Species Details

Lupinus arboreus var. eximius

San Mateo tree lupine

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  Classification

Scientific Name:
Lupinus arboreus Sims var. eximius (Burtt Davy) C.P. Sm
Common Name:
San Mateo tree lupine
Family: Fabaceae
Element Code: PDFAB2B570
USDA Plants Symbol:
Synonyms/Other Names:

  Conservation Status

CA Rare Plant Rank: 3.2
Fed List: None
State List: None
Global Rank: G2Q
State Rank:
 S2
Other Status:
CRPR Changes:
Add Date: 1980-01-01
Date Edited: 2021-05-26

  Ecology and Life History

Lifeform: perennial evergreen shrub
Blooming Period: Apr-Jul
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Elevation:
90 - 550 meters
295 - 1805 feet
General Habitats:
  • Chaparral
  • Coastal scrub
Microhabitat Details:
Microhabitat:

  Notes

Notes:
Move to List 1B? Threatened by road maintenance and non-native plants. SON Co. plants need taxonomic confirmation. Identification is very difficult; study needed. See L. arboreus in The Jepson Manual (1993) and TJM 2. USFWS uses the name L. arboreus var. eximius. See Erythea 3:116 (1895) for original description.
Threats:
Taxonomy:

  Threat List Data from the CNDDB

Threat List Total: 0
Total EOs % of EOs
EOs with Threat Listed: 0 0 %
THREAT LIST:

  Occurrence Data from the CNDDB

Total Occurrences: 0
Element Occurrence Ranks:
A B C D X U
0 0 0 0 0 0
Occurrence Status:
Historical >20 Years 0
Recent <=20 Years 0
Presence:
Presumed Extant 0
Possibly Extirpated 0
Presumed Extirpated 0

  Location

California Endemic:
California Island:
States: Name (Code)
California (CA)
California Counties and Islands: Name (Code)
San Mateo (SMT)
Quads: Name (Quad Code)
Half Moon Bay (3712244), Montara Mountain (3712254)
Notes:
Definitions of codes following a county and/or quad:
* Presumed extirpated
(?) Occurrence confirmed, but possibly extirpated
Quad and county data is imported from the CNDDB. Species may be present in other areas where conditions are favorable. These data should NOT be substituted for pre-project review or for on-site surveys.
Regional Map

  Map

Presumed Extant
Click on quad for name. Hold Shift Key to use mouse scroll wheel

  Selected References

Suggested Citation:
California Native Plant Society, Rare Plant Program. 2024. Rare Plant Inventory (online edition, v9.5). Website https://www.rareplants.cnps.org [accessed 3 December 2024].