CNPS.ORG Inventory of Rare and Endangered Plants - 7th edition interface
v7-16sep 9-2-16
Status: record deinandra_conjugens - Wed, Oct. 26, 2016 05:16 ET c
Deinandra conjugens
common nameOtay tarplant
CalPhotos image
more photos
© University and Jepson Herbaria  Follow image link for photo data.
life formannual 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      ranking system key
global rank
G1     G1: Less than 6 occurrences OR less than 1,000 individuals OR less than 2,000 acres.
Where did the "RED" code go?
CA state listingEndangered  11/79
federal listingThreatened  10/13/98
where found
MAPS - Use v8 link below.

Topographic quads (6):
Dulzura (010A) 3211667, Jamul Mountains (010B) 3211668, Otay Mesa (010C) 3211658, National City (011A) 3211761, Point Loma (011B) 3211762, Imperial Beach (011D) 3211751
quad data info

Counties, states, regions:
San Diego (SDG), Baja California (BA)
A reminder: Species not recorded for a given area may nonetheless be present, especially where favorable conditions occur.
CNPS habitats•Coastal scrub (CoScr)
•Valley and foothill grassland (VFGrs)/clay
blooming period (Apr),May-Jun   Months in parentheses are uncommon.
elevation range25 - 300 meters
Threatened by development, agriculture, vehicles, illegal dumping, foot traffic, non-native plants, habitat disturbance, and Border Patrol activities. Possibly threatened by landfill construction. Known in BA from only one occurrence. State and federally listed as Hemizonia conjugens; see this name in The Jepson Manual. See Aliso 4(1):109 (1958) for original description, Madroņo 25(3):159 (1978) for information on distribution and taxonomy, and Novon 9:462-471 (1999) for revised nomenclature.
full nameDeinandra conjugens (Keck) B.G. Baldwin
Version 8    INVENTORY VERSION 8 interface for this taxon, including GIS and more links

Additional information:
standard acronym   Element Code  PDAST4R070
Jepson Online Jepson Interchange  Jepson Manual and other resources
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Suggested citation: California Native Plant Society (CNPS). 2016. Inventory of Rare and Endangered Plants (online edition, v7-16sep). California Native Plant Society. Sacramento, CA. Accessed on Wed, Oct. 26, 2016 from

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