Taxon Details

Delphinium parryi ssp. blochmaniae

dune larkspur

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Taxon Summary:

Delphinium parryi ssp. blochmaniae, commonly known as dune larkspur, is a perennial herb in the Ranunculaceae that is found only in California. It occurs within Chaparral (maritime), and Coastal dunes, growing at elevations from 0 to 200 meters. Delphinium parryi ssp. blochmaniae is ranked 1B.2, Plants Rare, Threatened or Endangered in California and Elsewhere; Moderately threatened in California.

Scientific Name:
Delphinium parryi Gray ssp. blochmaniae (Greene) Lewis & Epl.
Common Name:
dune larkspur
Family: Ranunculaceae
Element Code: PDRAN0B1B1
USDA Plants Symbol: DEPAB
Synonyms/Other Names:
Name Status: JEF, FNA, POWO,
IPNI, Tropicos
Lifeform: perennial herb
Blooming Period: Apr-Jun
JFMAMJJASOND
Elevation:
0 - 200 meters
0 - 655 feet
General Habitats:
  • Chaparral (maritime)
  • Coastal dunes
Microhabitat Details:
Microhabitat:
Notes:
Field work needed. Threatened by development.
Threats:
Taxonomy:
Threat List Total: 5
Total EOs % of EOs
EOs with Threat Listed: 7 26 %
THREAT LIST:
Non-native plant impacts 4 14%
Development 2 7%
ORV activity 1 3%
Other 1 3%
Road/trail construction/maint. 1 3%
Total Occurrences: 27
Element Occurrence Ranks:
A B C D X U
0 2 4 1 0 20
Occurrence Status:
Historical >20 Years 24
Recent <=20 Years 3
Presence:
Presumed Extant 27
Possibly Extirpated 0
Presumed Extirpated 0
California Endemic:
California Island:
States: Name (Code)
California (CA)
California Counties and Islands: Name (Code)
San Luis Obispo (SLO), Santa Barbara (SBA), Ventura (VEN)
Quads: Name (Quad Code)
Arroyo Grande NE (3512025), Casmalia (3412075), Lompoc (3412064), Lompoc Hills (3412054), Los Alamos (3412063), Morro Bay North (3512047), Morro Bay South (3512037), Oceano (3512015), Orcutt (3412074), Pico Creek (3512152), Pismo Beach (3512026), Point Sal (3412086), San Simeon (3512162), Santa Maria (3412084), Surf (3412065), Thousand Oaks (3411827), Tranquillon Mtn. (3412055)
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.
Presumed Extant
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