CNPS.ORG Inventory of Rare and Endangered Plants - 7th edition interface
v7-18mar 3-19-18
Status: record sphenopholis_obtusata - Thu, Dec. 2, 2021, 07:57 ET b
Sphenopholis obtusata
common nameprairie wedge grass
CalPhotos image
more photos
© 2008 Dean Wm. Taylor  Follow image link for photo data.
life formperennial 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
G5     G5: demonstrably secure to ineradicable
Where did the "RED" code go?
CA state listingNone  
federal listingNone  
where found
MAPS - Use v8 link below.

Topographic quads (18):
Cuyamaca Peak (020A)? 3211685, Moonridge (105A) 3411627, Fontana (107C) 3411714, San Bernardino South (107D) 3411713, Fairview (284B) 3511884, Durrwood Creek (307C) 3611814, Fish Springs (393D) 3711813, Ward Mountain (395B) 3711828, Chocolate Mountain (411B) 3711748, Crooked Creek (412A) 3711841, Laws (413A) 3711843, Mount Givens (416D) 3711931, Brush Lake (443D) 3712151, Bridgeport (487C) 3811932, Mount Patterson (488A) 3811943, Pine Grove (493B) 3812046, Amador City (494A) 3812047, Jackson (494D) 3812037
quad data info

Counties, states, regions:
Amador (AMA), Fresno (FRE), Inyo (INY), Mono (MNO), Riverside (RIV), San Bernardino (SBD), San Diego (SDG)?, Stanislaus (STA), Tulare (TUL), Alabama (AL), Arkansas (AR), Arizona (AZ), Baja California (BA), Colorado (CO), Conneticut (CT), District of Columbia (DC), Delaware (DE), Florida (FL), Georgia (GA), Hawaii (HI), Iowa (IA), Idaho (ID), Illinois (IL), Indiana (IN), Kansas (KS), Kentucky (KY), Louisiana (LA), Massachusetts (MA), Maryland (MD), Maine (ME), Michigan (MI), Minnesota (MN), Missouri (MO), Mississippi (MS), Montana (MT), North Carolina (NC), North Dakota (ND), Nebraska (NE), New Hampshire (NH), New Jersey (NJ), New Mexico (NM), Nevada (NV), New York (NY), Ohio (OH), Oklahoma (OK), Oregon (OR), Pennsylvania (PA), Rhode Island (RI), South Carolina (SC), South Dakota (SD), Sonora - Mexico (SO), Tennesee (TN), Texas (TX), Utah (UT), Virginia (VA), Vermont (VT), Washington (WA), Wisconsin (WI), West Virginia (WV), Wyoming (WY)
A reminder: Species not recorded for a given area may nonetheless be present, especially where favorable conditions occur.
CNPS habitats•Cismontane woodland (CmWld)
•Meadows and seeps (Medws)/mesic
blooming period Apr-Jul  
elevation range300 - 2000 meters
Need quads for Riverside Co. See Rhodora 8(92): 137-146 (1906) for discussion of genus.
full nameSphenopholis obtusata (Michx.) Scribn.
Version 8    INVENTORY VERSION 8 interface for this taxon, including GIS and more links

Additional information:
standard acronym  SPOB Element Code  PMPOA5T030
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 Thu, Dec. 2, 2021 from

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