CNPS.ORG Inventory of Rare and Endangered Plants - 7th edition interface
v7-18mar 3-19-18
Status: record horkelia_cuneata_var._sericea - Sat, Nov. 27, 2021 23:52 ET c
Horkelia cuneata var. sericea
common nameKellogg's horkelia
CalPhotos image
No image is currently registered in our database. Users can help us by checking CalPhotos for recent additions, and then contacting us if any are found.
life formperennial herb
CA Rare Plant Rank
List 1B.1
LIST 1B: Rare, threatened, or endangered in California and elsewhere.
     0.1: Seriously endangered in California
state rank
S1?     S1: Less than 6 occurrences OR less than 1,000 individuals OR less than 2,000 acres
global rank
G4T1?      ranking system key
CA state listingNone  
federal listingNone  
where found
MAPS - Use v8 link below.

Topographic quads (34):
Point Conception (145B) 3412044, Lompoc (170B)* 3412064, Surf (171A) 3412065, Point Arguello (171C) 3412056, Tranquillon Mountain (171D) 3412055, Orcutt (195C) 3412074, Guadalupe (196A)* 3412085, Point Sal (196B)* 3412086, Casmalia (196D)* 3412075, Nipomo (220C) 3512014, Oceano (221D) 3512015, Santa Margarita (246A) 3512045, Morro Bay South (247D)* 3512037, Cambria (271D) 3512151, San Miguel (293C) 3512076, Salinas (365B) 3612166, Spreckels (365C) 3612156, Marina (366A) 3612167, Monterey (366C)* 3612158, Seaside (366D) 3612157, Prunedale (386C)* 3612176, Watsonville West (387A) 3612187, Soquel (387B)* 3612188, Davenport (408C) 3712212, Felton (408D) 3712211, Ano Nuevo (409D) 3712213, Half Moon Bay (429B) 3712244, San Francisco South (448B) 3712264, Montara Mountain (448C) 3712254, Oakland East (465C)* 3712272, San Francisco North (466C)* 3712274, Oakland West (466D)* 3712273, Point Bonita (467D)* 3712275, Drakes Bay (485C)* 3812218
quad data info

Counties, states, regions:
Alameda (ALA)*, Monterey (MNT), Marin (MRN)*, Santa Barbara (SBA), Santa Cruz (SCR), San Francisco (SFO)*, San Luis Obispo (SLO), San Mateo (SMT)
A reminder: Species not recorded for a given area may nonetheless be present, especially where favorable conditions occur.
CNPS habitats•Closed-cone coniferous forest (CCFrs)
•Chaparral (Chprl)(maritime)
•Coastal dunes (CoDns)
•Coastal scrub (CoScr)/sandy or gravelly, openings
blooming period Apr-Sep  
elevation range10 - 200 meters
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.
full nameHorkelia cuneata Lindl. var. sericea (A. Gray) Ertter & Reveal
Version 8    INVENTORY VERSION 8 interface for this taxon, including GIS and more links

Additional information:
standard acronym   Element Code  PDROS0W043
Jepson Online Jepson Interchange  Jepson Manual and other resources
Google search
search Google CNPS website    search Google entire web

Suggested citation: California Native Plant Society (CNPS). 2018. Inventory of Rare and Endangered Plants (online edition, v7-18mar). California Native Plant Society. Sacramento, CA. Accessed on Sat, Nov. 27, 2021 from

pick and add to Plant Pressexplain the meaning of the fieldsFIRSTPREVIOUSNEXTLASTCNPS.ORGQuestions and CommentsHOMELOGIN (you are guest anonymous)   Web Oriented Database Home