Species Details
Schoenoplectiella saximontana
Rocky Mountain bulrush
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Scientific Name: Schoenoplectiella saximontana (Fernald) Lye |
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Common Name: Rocky Mountain bulrush |
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| Family: | Cyperaceae | |
| Element Code: | PMCYP0Q1D0 | |
| USDA Plants Symbol: | SCSA11 | |
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Synonyms/Other Names: |
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| CA Rare Plant Rank: | 2B.1 |
| Fed List: | None |
| State List: | None |
| Global Rank: | |
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State Rank: |
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| Other Status: | |
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CRPR Changes: added to 2B.1 on 2024-04-11 |
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| Add Date: | 2024-04-11 |
| Date Edited: | 2024-04-12 |
| Lifeform: annual rhizomatous herb | ||||||||||||||
Blooming Period: (Mar-May)Jun-Sep(Oct)
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Elevation:
45 - 720 meters 150 - 2360 feet |
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General Habitats:
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| Microhabitat Details: Freshwater edges, ponds, and ditch margins. | ||||||||||||||
Microhabitat:
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Notes: |
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Threats: Threatened by development, hydrological alterations, inundation, disking, equestrians, vehicles, and non-native plants. |
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Taxonomy: Differs from Schoenoplectus (s.l.) taxa in California by its tufted habit with obscured rhizomes (vs. mat-forming with long rhizomes), height of less than 60 cm, cylindric stems (vs. 3-sided at least near inflorescences) less than or equal to 1.5 mm (vs. 2–10 mm) in diameter, unnotched flower bract tips, 1–20 spreading spikelets (vs. 1 erect spikelet), and fruits with sharp and wavy transverse ridges (vs. smooth fruits). |
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| Threat List Total: | 0 | |
| Total EOs | % of EOs | |
| EOs with Threat Listed: | 0 | 0 % |
| THREAT LIST: | ||
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| Total Occurrences: | 0 | ||||
| Element Occurrence Ranks: | |||||
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| A | B | C | D | X | U |
| 0 | 0 | 0 | 0 | 0 | 0 |
| Occurrence Status: | |||||
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| Historical >20 Years | 0 | ||||
| Recent <=20 Years | 0 | ||||
| Presence: | |||||
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| Presumed Extant | 0 | ||||
| Possibly Extirpated | 0 | ||||
| Presumed Extirpated | 0 | ||||
| California Endemic: | |||||||||||||
| California Island: | |||||||||||||
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States: Name (Code) California (CA), Colorado (CO), Kansas (KS), Missouri (MO), Nebraska (NE), Ohio (OH), Oklahoma (OK), South Dakota (SD), Texas (TX), Utah (UT), Washington (WA), Wyoming (WY) |
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California Counties and Islands: Name (Code) |
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Quads: Name (Quad Code) |
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Notes:
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Map
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Presumed Extant
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| CNPS Status Review: | Proposed addition to CRPR 2B.1, G4G5 / S2 (2024) |
| Original Description: | Rhodora 3(34): 251 (1901) |
| Revised Nomenclature: | Lidia 6(1): 27 (2003) |