CNPS.ORG Inventory of Rare and Endangered Plants - 7th edition interface
v7-18mar 3-19-18
Status: record trifolium_piorkowskii - Wed, Dec. 8, 2021, 10:30 ET b
Trifolium piorkowskii
common namemaverick clover
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familyFabaceae
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
G2     G2: 6-20 occurrences OR 1,000-3,000 individuals OR 2,000-10,000 acres
CA state listingNone  
federal listingNone  
where found
MAPS - Use v8 link below.

Topographic quads ():

quad data info

Counties, states, regions:

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)
•Lower montane coniferous forest (LCFrs)
•Valley and foothill grassland (VFGrs)(mesic)
•Vernal pools (VnPls)/volcanic clay, openings, often streambanks
blooming period Apr-May  
elevation range160 - 680 meters
notes
Possibly threatened by grazing, trampling, vehicles, and mining. Similar to, and previously identified as, T. fucatum. See Novon 23(1):65-69 (2014) for original description.
full nameTrifolium piorkowskii Rand. Morgan & A.L. Barber
Version 8    INVENTORY VERSION 8 interface for this taxon, including GIS and more links

Additional information:
standard acronym   Element Code  
Jepson Online Jepson Interchange  Jepson Manual and other resources
Google search
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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 Wed, Dec. 8, 2021 from http://www.cnps.org/inventory

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