CNPS.ORG Inventory of Rare and Endangered Plants - 7th edition interface
v7-18mar 3-19-18
Status: record juncus_leiospermus_var._ahartii - Wed, Dec. 8, 2021, 20:04 ET b
Juncus leiospermus var. ahartii
common nameAhart's dwarf rush
CalPhotos image
more photos
© 2004 Carol Witham  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
S1      ranking system key
global rank
G2T1      ranking system key
Where did the "RED" code go?
CA state listingNone  
federal listingNone  
where found
MAPS - Use v8 link below.

Topographic quads (9):
Valley Springs SW (477C) 3812018, Buffalo Creek (511C)* 3812152, Carmichael (512D) 3812153, Lincoln (528A) 3812183, Loma Rica (559C) 3912134, Palermo (560A) 3912145, Biggs (560B) 3912146, Honcut (560D) 3912135, Red Bluff East (610B) 4012222
quad data info

Counties, states, regions:
Butte (BUT), Calaveras (CAL), Placer (PLA), Sacramento (SAC), Tehama (TEH), Yuba (YUB)
A reminder: Species not recorded for a given area may nonetheless be present, especially where favorable conditions occur.
CNPS habitats•Valley and foothill grassland (VFGrs)(mesic)
blooming period Mar-May  
elevation range30 - 229 meters
Known from approximately 10 occurrences. Threatened by development. See Memoirs of the New York Botanical Garden 39:49 (1986) for original description.
full nameJuncus leiospermus F.J. Herm. var. ahartii B. Ertter
Version 8    INVENTORY VERSION 8 interface for this taxon, including GIS and more links

Additional information:
standard acronym  JULEA Element Code  PMJUN011L1
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). 2018. Inventory of Rare and Endangered Plants (online edition, v7-18mar). California Native Plant Society. Sacramento, CA. Accessed on Wed, Dec. 8, 2021 from

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