Species Details

Horkelia cuneata var. sericea

Kellogg's horkelia

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Photo by © 2018 Neal Kramer  max-height:128px; max-width:145px;
© 2018 Neal Kramer
Photo by © 2018 Neal Kramer  max-height:128px; max-width:145px;
© 2018 Neal Kramer
Photo by © 2018 Neal Kramer  max-height:128px; max-width:145px;
© 2018 Neal Kramer
Scientific Name:
Horkelia cuneata Lindl. var. sericea (A. Gray) Ertter & Reveal
Common Name:
Kellogg's horkelia
Family: Rosaceae
Element Code: PDROS0W043
USDA Plants Symbol:
Synonyms/Other Names:
Lifeform: perennial herb
Blooming Period: Apr-Sep
Elevation:
10 - 200 meters
35 - 655 feet
General Habitat:
  • Closed-cone coniferous forest
  • Chaparral (maritime)
  • Coastal dunes
  • Coastal scrub
General Micro Habitat:
Micro Habitat:
  • Gravelly (sometimes)
  • Openings
  • Sandy (sometimes)
Notes:
Threatened by coastal development. Historical occurrences need field surveys. Occurrence from the Crocker Hills probably last remaining location in S.F. Bay; remaining plants less distinct from ssp. cuneata than those formerly occurring near San Francisco. See Novon 17(3):315-325 (2007) for revised nomenclature.
Threats:
Threatened by coastal development.
Taxonomy:
Other:
Total Occurrences: 58
Element Occurrence Ranks:
A B C D X U
0 2 1 0 3 52
Occurrence Status:
Historical >20 Years 51
Recent <=20 Years 7
Presence:
Presumed Extant 55
Possibly Extirpated 3
Presumed Extirpated 0
California Endemic:
California Island:
States: Name (Code)
California (CA)
California Counties and Islands: Name (Code)
Alameda (ALA)*, Marin (MRN)*, Monterey (MNT), San Francisco (SFO)*, San Luis Obispo (SLO), San Mateo (SMT), Santa Barbara (SBA), Santa Cruz (SCR)
Quads: Name (Quad Code)
Ano Nuevo (3712213), Arroyo Grande NE (3512025), Cambria (3512151), Casmalia (3412075)*, Davenport (3712212), Drakes Bay (3812218)*, Felton (3712211), Guadalupe (3412085)*, Half Moon Bay (3712244), Laurel (3712118), Lompoc Hills (3412054), Marina (3612167), Montara Mountain (3712254), Monterey (3612158)*, Morro Bay North (3512047), Morro Bay South (3512037)*, Oakland East (3712272)*, Oakland West (3712273)*, Oceano (3512015), Orcutt (3412074), Paso Robles (3512066), Pico Creek (3512152), Point Arguello (3412056), Point Bonita (3712275), Point Conception (3412044), Point Sal (3412086)*, Prunedale (3612176), Sacate (3412043), Salinas (3612166), San Francisco North (3712274)*, San Francisco South (3712264), San Leandro (3712262), San Miguel (3512076), Santa Cruz (3612281), Santa Margarita (3512045), Santa Rosa Hills (3412053), Seaside (3612157), Spreckels (3612156), Surf (3412065), Tomales (3812228), Tranquillon Mtn. (3412055), Watsonville West (3612187)
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.

Map

Presumed Extant
Counties   Quads