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inland rush
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Tufted perennial with densely branching rhizomes, the stems 1-10, 2-6 dm. tall. |
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Leaves 1-2, basal, the blades flat, 5-15 cm. long and 0.5-1.1 mm. broad; leaf bases sheathing, the sheaths with whitish or purplish auricles 0.2-0.4 mm. long. |
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Inflorescence somewhat compact, 1.5-7 cm. long, the involucral bract shorter than the inflorescence; perianth 3.3-4.4 mm. long, the 6 segments greenish, lanceolate-acuminate; stamens 6. |
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Capsule ellipsoid to nearly globose, 3.8-4.7 mm. long, light to dark tan. |
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Juncus acutus |
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May-July |
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Gravel or sand riverbanks, oxbow marshes, canals, and ditches. |
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Occurring chiefly east of the Cascades crest in Washington; British Columbia to California, east across much of North America to northeastern North America.
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Native |
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Not of concern |
J. acuminatus, J. alpinoarticulatus, J. anthelatus, J. articulatus, J. balticus, J. bolanderi, J. brachycarpus, J. brevicaudatus, J. breweri, J. bufonius, J. bulbosus, J. canadensis, J. compressus, J. confusus, J. conglomeratus, J. covillei, J. diffusissimus, J. drummondii, J. dudleyi, J. effusus, J. ensifolius, J. falcatus, J. filiformis, J. gerardi, J. hemiendytus, J. hesperius, J. howellii, J. inflexus, J. interior, J. kelloggii, J. laccatus, J. longistylis, J. mertensianus, J. nevadensis, J. nodosus, J. occidentalis, J. orthophyllus, J. oxymeris, J. parryi, J. patens, J. pelocarpus, J. pylaei, J. regelii, J. saximontanus, J. supiniformis, J. tenuis, J. tiehmii, J. torreyi, J. trilocularis, J. uncialis, J. vaseyi |
J. acuminatus, J. alpinoarticulatus, J. anthelatus, J. articulatus, J. balticus, J. bolanderi, J. brachycarpus, J. brevicaudatus, J. breweri, J. bufonius, J. bulbosus, J. canadensis, J. compressus, J. confusus, J. conglomeratus, J. covillei, J. diffusissimus, J. drummondii, J. dudleyi, J. effusus, J. ensifolius, J. falcatus, J. filiformis, J. gerardi, J. hemiendytus, J. hesperius, J. howellii, J. inflexus, J. kelloggii, J. laccatus, J. longistylis, J. mertensianus, J. nevadensis, J. nodosus, J. occidentalis, J. orthophyllus, J. oxymeris, J. parryi, J. patens, J. pelocarpus, J. pylaei, J. regelii, J. saximontanus, J. supiniformis, J. tenuis, J. tiehmii, J. torreyi, J. trilocularis, J. uncialis, J. vaseyi |
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BC, 
CA, 
OR, 
WA
Flora NW, 
PNW Herbaria
WildflowerSearch
iNaturalist (observations)
USDA Plants Database
