CNPS

CNPS Rare Plant Inventory

Species Details

Stebbinsoseris decipiens

Santa Cruz microseris

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Classification

Scientific Name:
Stebbinsoseris decipiens (Chambers) Chambers
Common Name:
Santa Cruz microseris
Family: Asteraceae
Element Code: PDAST6E050
USDA Plants Symbol:
Synonyms/Other Names:

Conservation Status

CA Rare Plant Rank: 1B.2
Fed List: None
State List: None
Global Rank: G2
State Rank:
 S2
Other Status: SB_CalBG/RSABG; SB_UCSC
CRPR Changes:
Add Date: 1974-01-01
Date Edited: 2022-06-08

Ecology and Life History

Lifeform: annual herb
Blooming Period: Apr-May
Elevation:
10 - 500 meters
35 - 1640 feet
General Habitat:
  • Broadleafed upland forest
  • Closed-cone coniferous forest
  • Chaparral
  • Coastal prairie
  • Coastal scrub
  • Valley and foothill grassland
General Micro Habitat:
Micro Habitat:
  • Openings
  • Serpentinite (sometimes)

Notes

Notes:
Threatened by grazing. USFWS uses the name Microseris decipiens. See Contributions from the Dudley Herbarium 4:290-291 (1955) for original description, and American Journal of Botany 78(8):1015-1027 (1991) for revised nomenclature.
Threats:
Taxonomy:
Other:

Occurrence Data from the CNDDB

Total Occurrences: 19
Element Occurrence Ranks:
A B C D X U
0 1 1 0 1 16
Occurrence Status:
Historical >20 Years 15
Recent <=20 Years 4
Presence:
Presumed Extant 18
Possibly Extirpated 1
Presumed Extirpated 0

Location

California Endemic:
California Island:
States: Name (Code)
California (CA)
California Counties and Islands: Name (Code)
Marin (MRN), Monterey (MNT), San Francisco (SFO), San Mateo (SMT), Santa Cruz (SCR)
Quads: Name (Quad Code)
Ano Nuevo (3712213), Big Basin (3712222), Davenport (3712212), Felton (3712211), Franklin Point (3712223), San Francisco North (3712274), San Miguel (3512076), San Quentin (3712284), San Rafael (3712285)*, Seaside (3612157), Spreckels (3612156), Tomales (3812228)
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
Print this Map
Counties   Quads

Selected References

Suggested Citation:
California Native Plant Society, Rare Plant Program. 2022. Rare Plant Inventory (online edition, v9-01 1.5). Website https://www.rareplants.cnps.org [accessed 30 September 2022].