three-flower rush, three-hulled rush
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Parry rush, Parry's rush
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Herbs, perennial, cespitose, 0.3–3.5 dm. |
Herbs, perennial, strongly tufted, 0.5–3 dm. |
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densely short-branched. |
1–8, 0.3–0.5 mm diam. |
terete. |
1–2. |
several. |
basal, 2–4; auricles slightly prolonged, rounded, scarious to ± leathery; blade deeply channeled, 2–10 cm, mostly shorter than culms. |
auricles 0.2–0.3 mm, apex acute to rounded, scarious. |
solitary heads, each with 2–3(–50) flowers; primary bracts brownish, nearly equal to or slightly shorter thanabout equaling inflorescence. |
1–3-flowered, open; primary bract terete, 2–4 cm, usually longer than inflorescence. |
tepals pale brown or darker, oblong-lanceolate, 3–5 mm, outer and inner series nearly equal; stamens 6, filaments 2.5–4 mm, anthers 0.6–1 mm; styles 0.5–0.8 mm. |
pedicellate; bracteoles broadly ovate; tepals light brown with green midstripe, lanceolate, 5.5–9 mm, margins scarious; inner series loosely subtending capsule at maturity, shorter; stamens 6, filaments 0.7–1 mm, anthers 1.1–1.6 mm; style 0.2 mm. |
tan, pseudo-3-locular, 3-gonous–cylindric, apex obtuse, mucronate. |
tan, 3-locular, narrowly oblong, 6–9 × 1.5–2 mm, usually exceeding perianth. |
tan or darker, fusiform, body 0.5–1 mm, tails 0.6–1 mm. |
amber, body 0.6 mm, tails 0.4 mm. |
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Flowering and fruiting summer. |
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Exposed rocky slopes and stream banks in montane and alpine areas, conifer forests |
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1500–4000 m (4900–13100 ft) |
AK; CO; ID; MT; NM; OR; UT; WY; AB; BC; MB; NT; NU; ON; QC; SK; YT; Eurasia
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CA; CO; ID; MT; NV; OR; UT; WA; WY; AB; BC
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Varieties 3 (2 in the flora). (Discussion copyrighted by Flora of North America; reprinted with permission.) |
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1. Most proximal bracts of inflorescence obtuse to mucronate, usually much shorter than inflorescence; capsules well exserted from perianth, 4.5–7 mm, apex conic or rounded proximal to persistent style | var. triglumis |
1. Most proximal bracts of infloresecence equal to or longer than inflorescence, apex long acuminate or awned; capsules included or barely exserted from perianth, 3–5 mm, apex nearly truncate proximal to persistent style | var. albescens |
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FNA vol. 22. |
FNA vol. 22. |
Juncaceae > Juncus > subg. Alpini |
Juncaceae > Juncus > subg. Genuini |
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. ensifolius, 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. trigonocarpus, J. uncialis, J. validus, J. vaseyi, J. xiphioides |
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. ensifolius, 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. 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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J. drummondii var. parryi |
Linnaeus: Sp. Pl. 1: 328. (1753) |
Engelmann |
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