Species Details

Layia jonesii

Jones' layia

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Photo of Layia jonesii
© 2011 Chris Winchell
Photo of Layia jonesii
© 1980 California Native Plant Society
Photo of Layia jonesii
© 2011 Chris Winchell
Lifeform: annual herb
Blooming Period: Mar-May
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Elevation:
5 - 400 meters
15 - 1310 feet
General Habitats:
  • Chaparral
  • Valley and foothill grassland
Microhabitat Details:
Microhabitat:
  • Clay (sometimes)
  • Serpentine (sometimes)
Notes:
Need current information on distribution and rarity. Threatened by grazing, non-native plants, military activities, feral pigs, frequent wildfires, and trampling.
Threats:
Taxonomy:
Threat List Total: 5
Total EOs % of EOs
EOs with Threat Listed: 3 12 %
THREAT LIST:
Grazing 3 12%
Improper burning regime 2 8%
Military operations 2 8%
Non-native plant impacts 2 8%
Feral pigs 2 8%
Total Occurrences: 25
Element Occurrence Ranks:
A B C D X U
0 2 1 0 0 22
Occurrence Status:
Historical >20 Years 17
Recent <=20 Years 8
Presence:
Presumed Extant 25
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)
Quads: Name (Quad Code)
Cambria (3512151), Cayucos (3512048), Lopez Mtn. (3512035), Morro Bay North (3512047), Morro Bay South (3512037), Pismo Beach (3512026), San Luis Obispo (3512036)
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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