|
Pennsylvania rush
|
short-fruit rush, white-root rush
|
| Herbs, perennial, 5–10 dm. |
Herbs, perennial, not cespitose, rhizomatous, (3–)4.5–8(–9) dm. |
widely creeping, 2–4 mm diam. |
tuberous, 3–4 mm diam. |
terete, 1.5–2.5 mm diam. |
erect, terete, 2–3 mm diam., smooth. |
several. |
0(–1), straw-colored, apex acute. |
blade absent. |
basal 1–2, cauline 2–4, auricles 0.5–3.5 mm, apex rounded, scarious; blade green to straw-colored, terete, 3–50 cm × 1–2 mm diam. |
8–30(–50)-flowered, open, 1.5–4 cm; primary bract terete, 1–2.5 dm, much longer than inflorescence. |
terminal panicles of 2–10(–20) heads or a single head, 1–4(–10) cm, branches ascending; primary bract erect; heads 30–100-flowered, spheric, 8–10 mm diam. |
pedicellate; bracteoles broadly ovate; tepals light brown, ovate-lanceolate, 1.8–2.5 mm, apex acuminate; inner series shorter, margins scarious, apex acute; stamens 6, filaments 1–1.3 mm, anthers 0.5–0.7 mm; style 0.5 mm. |
tepals green to straw-colored, often red-tinted, lanceolate-subulate, apex acuminate; outer tepals 2.5–3.8 mm; inner tepals 2–3.2 mm; stamens 3, anthers 1/4–1/2 filament length. |
reddish tan to brown, lustrous, 3-locular, widely ellipsoid, 2–3 × 1.8–2.2 mm, exceeding perianth. |
included, chestnut brown, 1-locular, obconic or ovoid, 1.8–2.7 mm, apex obtuse, valves separating at dehiscence, fertile throughout or only proximal to middle. |
dark amber, obovoid, 0.7–1 mm, not tailed. |
ellipsoid to oblique-oblong, 0.3–0.4 mm, not tailed; cody clear to yellow-brown. |
|
= 44. |
|
|
|
|
| Flowering and fruiting summer. |
Fruiting mid summer–fall. |
| Sphagnous swamps, low woods, edges of lakes |
Damp clayey, peaty, or sandy soils, swamps, ditches, ponds, wet woods, wet prairies |
| 600–1500 m (2000–4900 ft) |
0–500 m (0–1600 ft) |
|
AL; FL; MS; NC; PA; SC; TN
|
AL; AR; CT; DE; FL; GA; IL; IN; KS; KY; LA; MA; MD; MI; MN; MO; MS; NC; NJ; NY; OH; OK; PA; SC; TN; TX; VA; WV; ON
|
| FNA vol. 22. |
FNA vol. 22. |
| Juncaceae > Juncus > subg. Genuini |
Juncaceae > Juncus > subg. Septati |
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. 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. anthelatus, J. arcticus, J. articulatus, J. biglumis, J. bolanderi, 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. smithii |
|
| Coville: Memoirs of the Torrey Botanical Club 5: 106. (1894) |
Engelmann: in A. Gray, Manual of Botany of the Northern United States (ed. 5) 542. (1867) |
| |
WA
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
