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sharp rush, spiny rush
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Herbs, perennial, rhizomatous. |
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terete. |
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basal; blade terete, not septate. |
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terminal (sometimes appearing lateral) panicles of few to many heads, sympodial; bracteoles absent proximal to perianth. |
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in few-flowered heads. |
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3-locular or pseudo-3-locular. |
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usually tailed (not tailed in J. roemerianus). |
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AZ; CA; NV; South America; Mexico (Baja Calif); South Africa; Atlantic Islands
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Worldwide; coastal in North America |
Subspecies 2 (1 in the flora). (Discussion copyrighted by Flora of North America; reprinted with permission.) |
Species 9 (4 in the flora). (Discussion copyrighted by Flora of North America; reprinted with permission.) |
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1. Capsules 3.5–5 mm; plants of sw United States. | → 2 |
1. Capsules less than 3.5 mm, shorter than or nearly equal to perianth; plants of ne United States Atlantic Coast. | → 3 |
2. Capsules nearly globose, obviously longer than perianth | J. acutus subsp. leopoldii |
2. Capsules ellipsoid, nearly equal to or shorter than perianth | J. cooperi |
3. Capsules nearly equal to perianth; seeds tailed | J. maritimus |
3. Capsules distinctly shorter than perianth; seed not tailed | J. roemerianus |
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| FNA vol. 22, p. 237. |
FNA vol. 22. |
| Juncaceae > Juncus > subg. Juncus |
Juncaceae > Juncus |
J. acuminatus, J. acutiflorus, 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. triglumis, J. trigonocarpus, J. uncialis, J. validus, J. vaseyi, J. xiphioides |
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J. section Acuti, J. section Juncastrum, J. section Maritimi, J. section Thalassii, J. subg. Juncastrum, J. subg. Thalassii |
| Linnaeus: Sp. Pl. 1: 325. (1753) |
unknown |
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