CNPS.ORG Inventory of Rare and Endangered Plants - 7th edition interface
v7-16sep 9-2-16
Status: record streptanthus_insignis_ssp._lyonii - Sat, Oct. 22, 2016 01:16 ET c
Streptanthus insignis ssp. lyonii
common nameArburua Ranch jewelflower
CalPhotos image
more photos
© 1998 John Game  Follow image link for photo data.
life formannual herb
CA Rare Plant Rank
List 1B.2
LIST 1B: Rare, threatened, or endangered in California and elsewhere.
     0.2: Fairly endangered in California
state rank
S2      ranking system key
global rank
G3G4T2   G3G4: Intermediate between G3 and G4
Where did the "RED" code go?
CA state listingNone  
federal listingNone  
where found
MAPS - Use v8 link below.

Topographic quads (3):
Ortigalita Peak (383C) 3612078, Los Banos Valley (384A) 3612181, Ruby Canyon (384D) 3612171
quad data info

Counties, states, regions:
Merced (MER)
A reminder: Species not recorded for a given area may nonetheless be present, especially where favorable conditions occur.
CNPS habitats•Coastal scrub (CoScr)(sometimes serpentinite)
blooming period Mar-May  
elevation range230 - 855 meters
Known from fewer than ten occurrences, where not often reported recently. Threatened by grazing, and potentially by reservoir construction. See Madroņo 30(4):230-244 (1985) for original description.
full nameStreptanthus insignis Jeps. ssp. lyonii Kruckeberg & Morrison
Version 8    INVENTORY VERSION 8 interface for this taxon, including GIS and more links

Additional information:
standard acronym  STINL Element Code  PDBRA2G0Q1
CalFlora species this taxon    CalFlora genus related taxa
Jepson Online Jepson Interchange  Jepson Manual and other resources
Google search
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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 Sat, Oct. 22, 2016 from

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