CNPS.ORG Inventory of Rare and Endangered Plants - 7th edition interface
v7-18mar 3-19-18
Status: record senecio_aphanactis - Sat, Nov. 27, 2021 13:04 ET c
Senecio aphanactis
common namechaparral ragwort
CalPhotos image
more photos
© 2004 Robert E. Preston, Ph.D.  Follow image link for photo data.
life formannual herb
CA Rare Plant Rank
List 2B.2
LIST 2B: Rare, threatened, or endangered in California, but more common elsewhere.
     0.2: Fairly endangered in California
state rank
S2      ranking system key
global rank
G3     G3: 21-80 occurrences or 3,000-10,000 individuals OR 10,000-50,000 acres
Where did the "RED" code go?
CA state listingNone  
federal listingNone  
where found
MAPS - Use v8 link below.

Topographic quads (74):
Jacumba (007B) 3211662, Jamul Mountains (010B) 3211668, Otay Mesa (010C) 3211658, Point Loma (011B) 3211762, Imperial Beach (011D) 3211751, Del Mar (022B) 3211782, La Jolla (022C) 3211772, La Mesa (022D) 3211771, Oceanside (036B) 3311724, Pechanga (050A) 3311741, San Clemente (052A) 3311745, Dana Point (052B) 3311746, El Toro (070B) 3311766, Tustin (071A) 3311767, Riverside East (086A) 3311783, Riverside West (086B)? 3311784, Fontana (107C) 3411714, San Bernardino South (107D) 3411713, Glendora (109A) 3411727, San Dimas (109D) 3411717, Thousand Oaks (113A) 3411827, Newbury Park (113B) 3411828, Triunfo Pass (113C) 3411818, Camarillo (114A) 3411921, Newhall (138A) 3411845, Sacate (145A) 3412043, Santa Ynez (169D) 3412051, Lompoc (170B) 3412064, Lompoc Hills (170C) 3412054, Panorama Hills (217B) 3511926, Arroyo Grande NE (221A) 3512025, Pismo Beach (221B) 3512026, Port San Luis (222A) 3512027, Camatta Ranch (245A) 3512043, Wilson Corner (245B) 3512044, San Luis Obispo (246C) 3512036, Morro Bay North (247A) 3512047, Morro Bay South (247D) 3512037, Shedd Canyon (268C) 3512054, Cypress Mountain (270C) 3512058, Cambria (271D) 3512151, Jolon (295B) 3512182, Success Dam (309C) 3611818, Kreyenhagen Hills (315D) 3612013, Lillis Ranch (338B) 3612044, Ciervo Mountain (339A) 3612045, Topo Valley (341A) 3612141, North Chalone Peak (341B) 3612142, Chounet Ranch (361B) 3612066, Tumey Hills (361C) 3612056, Monocline Ridge (361D) 3612055, Mercey Hot Springs (362A) 3612067, Cerro Colorado (362B) 3612068, Panoche (362D) 3612057, Bickmore Canyon (363C) 3612152, Hammonds Ranch (382C) 3612076, Charleston School (383A) 3612087, Ortigalita Peak NW (383B) 3612088, Davenport (408C) 3712212, San Jose East (427D) 3712137, Mindego Hill (428C) 3712232, Woodside (429A) 3712243, Midway (445A) 3712165, Newark (447D) 3712251, San Francisco South (448B) 3712264, Byron Hot Springs (463C) 3712176, Clifton Court Forebay (463D) 3712175, Antioch South (464A) 3712187, Clayton (464B) 3712188, Mare Island (483D) 3812213, Santa Catalina Island East (SCTE), Santa Cruz Island A (SCZA), Santa Cruz Island B (SCZB), Santa Rosa Island North (SRON)
quad data info

Counties, states, regions:
Alameda (ALA), Contra Costa (CCA), Fresno (FRE), Los Angeles (LAX), Merced (MER), Monterey (MNT), Orange (ORA), Riverside (RIV), Santa Barbara (SBA), San Bernardino (SBD), San Benito (SBT), Santa Clara (SCL), Santa Cruz (SCR), Santa Catalina Isl. (SCT), Santa Cruz Isl. (SCZ), San Diego (SDG), San Francisco (SFO), San Luis Obispo (SLO), San Mateo (SMT), Solano (SOL), Santa Rosa Isl. (SRO), Tulare (TUL), Ventura (VEN), Baja California (BA)
A reminder: Species not recorded for a given area may nonetheless be present, especially where favorable conditions occur.
CNPS habitats•Chaparral (Chprl)
•Cismontane woodland (CmWld)
•Coastal scrub (CoScr)/sometimes alkaline
blooming period Jan-Apr(May),   Months in parentheses are uncommon.
elevation range15 - 800 meters
Threatened by development. Rare in LAX, ORA, and RIV counties. Need quads for RIV Co. and SCT Isl. Not seen on SCZ Isl. between 1934 and 1991. See Pittonia 1:220 (1888) for original description, and North American Flora II 10:50-139 (1978) for taxonomic treatment.
full nameSenecio aphanactis Greene
Version 8    INVENTORY VERSION 8 interface for this taxon, including GIS and more links

Additional information:
standard acronym  SEAP2 Element Code  PDAST8H060
CalFlora species this taxon    CalFlora genus related taxa
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

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