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green head rush
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giant path rush, greater poverty rush, Kentucky or poverty rush, Kentucky rush, poverty rush, Wiegand's rush
|
| Herbs, perennial, cespitose, 2–4.5 dm. |
Herbs, perennial, cespitose, to (3–)7–9 dm. |
erect, terete, 1–3 mm diam., smooth. |
|
1, straw-colored or maroon, apex acute. |
1–2. |
basal 1–2, cauline 2–3; auricles 2–3.5 mm, apex rounded, scarious; blade terete, 2–16 cm × 1–2 mm. |
basal, 2–3(–5); auricles transparent, 2–3.5 mm at summit of leaf sheath, apex acutish, membranous; blade flat, (10–)20–30 cm × 0.5–2.3 mm, margins entire. |
single heads (rarely cluster of 2–3 heads), 0.5–2 cm; primary bract erect; heads 15–25-flowered, spheric, 11–14 mm diam. |
10–100-flowered, diffuse; internodes of monochasia greater than 6 mm, primary bract usually exceeding inflorescence. |
tepals light green to light pink or white, lanceolate, 3.1–4.2 mm, apex obtuse; stamens 6, anthers 2–3 times filament length. |
pedicels 0.1–0.3(–3) mm; bracteoles 2; tepals green, lanceolate, 3.2–4.5 × 0.7–1 mm; outer and inner series nearly equal, in fruit apically erect; stamens 6, filaments 0.8–1.1 mm, anthers 0.3–0.7 mm; style 0.2 mm. |
included, straw-colored, 1-locular, broadly obovoid to ovoid, 2.2–2.5 mm, apex obtuse, valves separating at dehiscence, fertile throughout or only proximal to middle. |
tan, 1-locular, widely ellipsoid to obovoid, 2–3.2 × 1.1–1.6 mm. |
oblong, 0.5 mm, not tailed; body clear yellow-brown. |
tan, ellipsoid, 0.33–0.556 mm, not tailed. |
|
= 80. |
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|
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| Fruiting mid summer–fall. |
Flowering and fruiting spring. |
| Sandbars, meadows, damp soil in rock outcrops, and talus |
Exposed or partially shaded sites in moist or seasonally wet, sandy or clay soils |
| 1400–3000 m (4600–9800 ft) |
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CA; NV
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AK; AL; AR; AZ; CA; CO; CT; DC; DE; FL; GA; IA; ID; IL; IN; KS; KY; LA; MA; MD; ME; MI; MN; MO; MS; MT; NC; ND; NE; NH; NJ; NM; NV; NY; OH; OK; OR; PA; RI; SC; SD; TN; TX; UT; VA; VT; WA; WI; WV; WY; AB; BC; MB; NB; NL; NS; NT; ON; PE; QC; SK; YT
|
| FNA vol. 22. |
FNA vol. 22. |
| Juncaceae > Juncus > subg. Septati |
Juncaceae > Juncus > subg. Poiophylli |
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. 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 |
J. acuminatus, J. acutiflorus, J. acutus, J. alpinoarticulatus, 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 |
|
J. tenuis var. anthelatus, J. macer var. anthelatus |
| Engelmann |
(Wiegand) R. E. Brooks: Novon 9: 11. (1999) |
| - Local floras:
 BC,  CA,  OR,  WA
- Local Web sites: CalFlora, CalPhotos,
 Flora NW,  Go Botany,  IL Wildflowers,  KS Wildflowers,  LA Plants,  MD Biodiversity,  MI Flora,  MN Wildflowers,  MO Plants,  PNW Herbaria
 WildflowerSearch iNaturalist (observations) USDA Plants Database- LBJ Wildflower Center
- SEINet
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- Encyclopedia of Life
- Wikipedia
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|
