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prairie rush, western rush
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Plants perennial, 30–60 cm tall, cespitose, 0–3(5) strong stem ridges visible per side. |
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thin and wiry; blade flat and slightly inrolled; auricles soft and thin distally, 0.1– 1.1 mm; dull, rounded or acute; dirty white. |
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cymes, 1–7 cm; bractlets subtending flowers blunt to acute. |
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tepals 6, brown-striped; tepal tips acuminate; stamens 6; filaments 0.6–1.1 mm; anthers 0.4–0.9 mm; styles 0.1–0.3 mm. |
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2.7–4.5 mm; shorter than the tepals, brown; apex usually truncate to slightly notched, strongly ridged or crested distally, 1-chambered. |
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0.4–0.6 × 0.2– 0.25 mm, apiculate. |
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=80. |
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Juncus acutus |
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Wet prairies, swales, shores, riparian zones, seeps, wet meadows, balds, vernal pools, ditches. 0–2100 m. CR, ECas, Est, Sisk, WV. CA, WA; British Columbia, Baja California Norte, Mexico. Native. Juncus occidentalis is a western Oregon sister species to J. confusus, separable by the construction of the capsules (threechambered in J. confusus, one-chambered in J. occidentalis). |
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Flora of Oregon, volume 1, page 281
Peter Zika |
J. acuminatus, J. anthelatus, J. articulatus, J. balticus, J. bolanderi, J. brevicaudatus, J. breweri, J. bryoides, J. bufonius, J. bulbosus, J. canadensis, J. capillaris, J. capitatus, J. compressus, J. confusus, J. conglomeratus, J. covillei, J. diffusissimus, J. drummondii, J. dudleyi, J. effusus, J. ensifolius, J. ensifolius x Juncus nevadensis, J. exiguus, J. falcatus, J. filiformis, J. gerardi, J. hemiendytus, J. hesperius, J. howellii, J. inflexus, J. interior, J. kelloggii, J. laccatus, J. lescurii, J. longistylis, J. marginatus, J. mertensianus, J. mexicanus, J. nevadensis, J. occidentalis, J. orthophyllus, J. oxymeris, J. parryi, J. patens, J. pelocarpus, J. planifolius, J. ranarius, J. regelii, J. saximontanus, J. supiniformis, J. tenuis, J. tiehmii, J. torreyi, J. triglumis, J. trilocularis, J. uncialis |
J. acuminatus, J. anthelatus, J. articulatus, J. balticus, J. bolanderi, J. brevicaudatus, J. breweri, J. bryoides, J. bufonius, J. bulbosus, J. canadensis, J. capillaris, J. capitatus, J. compressus, J. confusus, J. conglomeratus, J. covillei, J. diffusissimus, J. drummondii, J. dudleyi, J. effusus, J. ensifolius, J. ensifolius x Juncus nevadensis, J. exiguus, J. falcatus, J. filiformis, J. gerardi, J. hemiendytus, J. hesperius, J. howellii, J. inflexus, J. interior, J. kelloggii, J. laccatus, J. lescurii, J. longistylis, J. marginatus, J. mertensianus, J. mexicanus, J. nevadensis, J. orthophyllus, J. oxymeris, J. parryi, J. patens, J. pelocarpus, J. planifolius, J. ranarius, J. regelii, J. saximontanus, J. supiniformis, J. tenuis, J. tiehmii, J. torreyi, J. triglumis, J. trilocularis, J. uncialis |
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Juncus tenuis var. congestus |
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BC, 
CA, 
OR, 
WA
Flora NW, 
PNW Herbaria
WildflowerSearch
iNaturalist (observations)
USDA Plants Database
