Species Details

Delphinium umbraculorum

umbrella larkspur

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Photo of Delphinium umbraculorum
© 2016 Amelia Ryan
Photo of Delphinium umbraculorum
© 2016 Amelia Ryan
Photo of Delphinium umbraculorum
© 2016 Amelia Ryan
Scientific Name:
Delphinium umbraculorum Lewis & Epl.
Common Name:
umbrella larkspur
Family: Ranunculaceae
Element Code: PDRAN0B1W0
USDA Plants Symbol: DEUM
Synonyms/Other Names:
Lifeform: perennial herb
Blooming Period: Apr-Jun
JFMAMJJASOND
Elevation:
400 - 1600 meters
1310 - 5250 feet
General Habitats:
  • Chaparral
  • Cismontane woodland
Microhabitat Details:
Microhabitat:
Notes:
Hybridizes with D. parryi ssp. parryi. See Brittonia 8:19 (1954) for original description, and Phytologia 67(6):490-491 (1989) for taxonomic treatment.
Threats:
Possibly threatened by grazing.
Taxonomy:
Threat List Total: 4
Total EOs % of EOs
EOs with Threat Listed: 16 17 %
THREAT LIST:
Grazing 13 13%
Non-native plant impacts 8 8%
Road/trail construction/maint. 1 1%
Improper burning regime 1 1%
Total Occurrences: 95
Element Occurrence Ranks:
A B C D X U
3 6 3 0 0 83
Occurrence Status:
Historical >20 Years 45
Recent <=20 Years 50
Presence:
Presumed Extant 95
Possibly Extirpated 0
Presumed Extirpated 0
California Endemic:
California Island:
States: Name (Code)
California (CA)
California Counties and Islands: Name (Code)
Monterey (MNT), San Luis Obispo (SLO), Santa Barbara (SBA), Ventura (VEN)
Quads: Name (Quad Code)
Adelaida (3512067), Bald Mountain (3411978), Bates Canyon (3411988), Big Pine Mtn. (3411966), Big Sur (3612137), Branch Mtn. (3512021), Caldwell Mesa (3512023), Caliente Mtn. (3511917), Carpinteria (3411945), Chews Ridge (3612135), Chimineas Ranch (3511928), Chimney Canyon (3512012), Chualar (3612155), Cosio Knob (3612112), Espinosa Canyon (3612111), Figueroa Mtn. (3411968), Fillmore (3411848), Hames Valley (3512088), Hildreth Peak (3411955), Hurricane Deck (3411977), Junipero Serra Peak (3612124), Lake Cachuma (3411958), Lime Mountain (3512068), Little Pine Mtn. (3411956), Lompoc Hills (3412054), Los Machos Hills (3512022), Los Olivos (3412061), Madulce Peak (3411965), Manzanita Mtn. (3412081), Miranda Pine Mtn. (3512011), Morro Bay North (3512047), Old Man Mountain (3411954), Pismo Beach (3512026), Point Conception (3412044), Pozo Summit (3512033), Rancho Nuevo Creek (3411964), Reyes Peak (3411963), Salisbury Potrero (3411976), San Marcos Pass (3411957), San Rafael Mtn. (3411967), Santa Barbara (3411946), Santa Margarita Lake (3512034), Santa Paula Peak (3411941), Santa Rosa Hills (3412053), Santa Ynez (3412051), Spreckels (3612156), Tar Spring Ridge (3512024), Taylor Canyon (3511918), Tepusquet Canyon (3412082), Thompson Canyon (3612122), White Ledge Peak (3411944), York Mountain (3512057), Zaca Lake (3412071)
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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