Species Details

Juncus dudleyi

Dudley's rush

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Photo of Juncus dudleyi
© 2017 Dean Wm. Taylor
Notes:
Confused with J. tenuis.
Threats:
Taxonomy:
Threat List Total: 2
Total EOs % of EOs
EOs with Threat Listed: 2 17 %
THREAT LIST:
Altered flood/tidal/hydrologic regime 1 8%
Waterway bank protection/maintenance 1 8%
Total Occurrences: 12
Element Occurrence Ranks:
A B C D X U
0 0 2 0 1 9
Occurrence Status:
Historical >20 Years 11
Recent <=20 Years 1
Presence:
Presumed Extant 11
Possibly Extirpated 0
Presumed Extirpated 1
California Endemic:
California Island:
States: Name (Code)
Alabama (AL), Arizona (AZ), Arkansas (AR), California (CA), Colorado (CO), Connecticut (CT), District of Columbia (DC), Idaho (ID), Illinois (IL), Indiana (IN), Iowa (IA), Kansas (KS), Kentucky (KY), Louisiana (LA), Maine (ME), Maryland (MD), Massachusetts (MA), Michigan (MI), Minnesota (MN), Mississippi (MS), Missouri (MO), Montana (MT), Nebraska (NE), Nevada (NV), New Hampshire (NH), New Jersey (NJ), New Mexico (NM), New York (NY), North Carolina (NC), North Dakota (ND), Ohio (OH), Oklahoma (OK), Oregon (OR), Pennsylvania (PA), Rhode Island (RI), South Carolina (SC), South Dakota (SD), Tennessee (TN), Texas (TX), Utah (UT), Vermont (VT), Virginia (VA), Washington (WA), West Virginia (WV), Wisconsin (WI), Wyoming (WY)
California Counties and Islands: Name (Code)
Humboldt (HUM), Lassen (LAS), Plumas (PLU), Siskiyou (SIS), Trinity (TRI)
Quads: Name (Quad Code)
Canyondam (4012121), Dedrick (4012371), Gazelle Mtn. (4112246), Mt. Hilton (4012381), Mumbo Basin (4112225), Orleans (4112335), Roop Mountain (4012047), Rush Creek Lakes (4012278), Scott Mountain (4112236), Seiad Valley (4112372), Siligo Peak (4012288), Trinity Center (4012286), Weaverville (4012268)
Notes:
Definitions of codes following a county and/or quad:
* Presumed extirpated
(?) Occurrence confirmed, but possibly extirpated
Quad and county data is imported from the CNDDB. Species may be present in other areas where conditions are favorable. These data should NOT be substituted for pre-project review or for on-site surveys.
Presumed Extant
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