Taxon Details
Juncus dudleyi
Dudley's rush
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Taxon Summary:
Juncus dudleyi, commonly known as Dudley's rush, is a perennial herb in the Juncaceae that is found in California and elsewhere. It occurs within Lower montane coniferous forest, growing at elevations from 365 to 2000 meters. Juncus dudleyi is ranked 2B.3, Plants Rare, Threatened, or Endangered in California, But More Common Elsewhere; Not very threatened in California.|
Scientific Name: Juncus dudleyi Wieg. |
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Common Name: Dudley's rush |
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| Family: | Juncaceae | |
| Element Code: | PMJUN01390 | |
| USDA Plants Symbol: | JUDU2 | |
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Synonyms/Other Names: |
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| Name Status: |
JEF, FNA, POWO, IPNI, Tropicos |
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| CA Rare Plant Rank: | 2B.3 |
| Fed List: | None |
| State List: | None |
| Global Rank: | G5 |
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State Rank: |
S1 |
| Other Status: | |
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CRPR Changes: |
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| Add Date: | 1974-01-01 |
| Date Edited: | 2022-12-06 |
| Lifeform: perennial herb | ||||||||||||||
Blooming Period: Jul-Aug
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Elevation:
365 - 2000 meters 1200 - 6560 feet |
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General Habitats:
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| Microhabitat Details: | ||||||||||||||
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Microhabitat:
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| Threat List Total: | 2 | |
| Total EOs | % of EOs | |
| EOs with Threat Listed: | 2 | 17 % |
| THREAT LIST: | ||
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| Altered flood/tidal/hydrologic regime | 1 | 8% |
| Waterway bank protection/maintenance | 1 | 8% |
| Total Occurrences: | 12 | ||||
| Element Occurrence Ranks: | |||||
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| A | B | C | D | X | U |
| 0 | 0 | 2 | 0 | 1 | 9 |
| Occurrence Status: | |||||
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| Historical >20 Years | 11 | ||||
| Recent <=20 Years | 1 | ||||
| Presence: | |||||
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| Presumed Extant | 11 | ||||
| Possibly Extirpated | 0 | ||||
| Presumed Extirpated | 1 | ||||
| California Endemic: | |||||||||||||
| California Island: | |||||||||||||
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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) |
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California Counties and Islands: Name (Code) Humboldt (HUM), Lassen (LAS), Plumas (PLU), Siskiyou (SIS), Trinity (TRI) |
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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) |
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Notes:
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Presumed Extant
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