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dagger rush, dagger-leaf rush, sword-leaf rush, three-stamen rush
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| Herbs, perennial, rhizomatous, 2–6 dm. |
2–3 mm diam. |
erect, 2–6 mm diam. |
0 or 1–2, straw-colored, apex narrowly acute. |
basal 1–3, cauline 2–6, straw-colored; auricles absent; blade 2–25 cdm x 1.5–6 mm. |
panicles or racemes of 2–50 heads or heads solitary, 2–14 cm, erect or ascending branches; primary bract erect; heads 3–70-flowered, obovoid to globose, 7–11 mm diam. |
tepals green to brown or reddish brown, lanceolate; outer tepals 2.7–3.6(–4) mm, apex acuminate; inner tepals 2.2–3(–3.5) mm, nearly equal, apex acuminate; stamens 3 or 6; anthers ½1/2 to equal filament length. |
included to slightly exserted, chestnut to dark brown, 1-locular, oblong, 2.4–4.3 mm, apex obtuse proximal to beak. |
elliptic to obovate, 0.4–1 mm, occasionally tailed. |
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AK; AZ; CA; CO; ID; MT; NM; NV; NY; OR; SD; TX; UT; WA; WI; WY; AB; BC; ON; QC; SK [Introduced in Europe and East Asia]
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Varieties 2 (2 in the flora). (Discussion copyrighted by Flora of North America; reprinted with permission.) |
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| FNA vol. 22. |
| Juncaceae > Juncus > subg. Ensifolii |
J. acuminatus, J. acutiflorus, J. acutus, J. alpinoarticulatus, J. anthelatus, J. arcticus, J. articulatus, J. biglumis, J. bolanderi, J. brachycarpus, J. brachycephalus, J. brachyphyllus, J. brevicaudatus, J. bryoides, J. bufonius, J. bulbosus, J. caesariensis, J. canadensis, J. capillaris, J. capitatus, J. castaneus, J. chlorocephalus, J. compressus, J. confusus, J. cooperi, J. coriaceus, J. covillei, J. debilis, J. dichotomus, J. diffusissimus, J. drummondii, J. dubius, J. dudleyi, J. effusus, J. elliottii, J. falcatus, J. filiformis, J. filipendulus, J. georgianus, J. gerardii, J. greenei, J. gymnocarpus, J. hallii, J. hemiendytus, J. howellii, J. inflexus, J. interior, J. kelloggii, J. leiospermus, J. lesueurii, J. longistylis, J. luciensis, J. macrandrus, J. macrophyllus, J. marginatus, J. maritimus, J. megacephalus, J. mertensianus, J. militaris, J. nevadensis, J. nodatus, J. nodosus, J. occidentalis, J. orthophyllus, J. oxymeris, J. parryi, J. patens, J. pelocarpus, J. pervetus, J. phaeocephalus, J. polycephalus, J. regelii, J. repens, J. roemerianus, J. scirpoides, J. secundus, J. squarrosus, J. stygius, J. subcaudatus, J. subtilis, J. supiniformis, J. tenuis, J. texanus, J. textilis, J. tiehmii, J. torreyi, J. trifidus, J. triformis, J. triglumis, J. trigonocarpus, J. uncialis, J. validus, J. vaseyi, J. xiphioides |
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| Wikstrom: Kongl. Vetenskaps Academiens Handlingar 2: 274. (1823) |
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BC, 
CA, 
OR, 
WA
Flora NW, 
PNW Herbaria
WildflowerSearch
iNaturalist (observations)
USDA Plants Database
