Juncus textilis |
Juncus brachycephalus |
|
---|---|---|
basket rush, mat or basket rush |
small-head rush |
|
Habit | Herbs, perennial, 10–20 dm. | Herbs, perennial, cespitose, 2–7 dm. |
Rhizomes | long- creeping. |
|
Culms | erect, 2–5 mm diam. |
erect, 1–4 mm diam., smooth. |
Cataphylls | several. |
1–2, straw-colored to pink, apex acute. |
Leaves | blade absent. |
basal 1–3, cauline 1–2; auricles 0.6–1.5 mm, apex rounded, scarious; blade terete to compressed, 0.2–12 cm × 0.5–2 mm. |
Inflorescences | lateral, many flowered, loose; primary bract barely exceeding to many times longer than inflorescence. |
panicles of 5–80 heads, 5–25 cm, branches ascending; primary bract erect; heads 2–6-flowered, ellipsoid to obovoid, 2–5 mm diam. |
Flowers | variously pedicellate; bracteoles membranous; tepals greenish to pale brown, lanceolate, 3.5–5 mm; inner series loosely subtending capsule at maturity, usually slightly shorter, margins scarious to clear, acutish; stamens 6, filaments 0.3–0.9 mm, anthers 1–2.5 mm; style 1–1.5 mm. |
tepals green to light brown, lanceolate; outer tepals 1.8–2.5 mm, apex obtuse to nearly acute; inner tepals 2–2.8 mm, apex obtuse to nearly acute; stamens 3 or 6, anthers 1/2 filament length. |
Capsules | dark brown, 3-locular, oblate to narrowly ovoid, 3–4 mm, nearly equal to perianth. |
exserted, chestnut to dark brown, imperfectly 3-locular, obconic, 2.4–3.8 mm, apex acute proximal to beak, valves separating at dehiscence. |
Seeds | dark amber, oblate to ellipsoid, 0.5–0.8 mm. |
ellipsoid to fusiform, 0.8–1.2 mm, tailed; body covered with whitish translucent veil. |
2n | = 80. |
|
Juncus textilis |
Juncus brachycephalus |
|
Phenology | Flowering and fruiting summer. | Fruiting summer–early fall. |
Habitat | Moist or wet exposed areas | Calcareous marshes, wet meadows, and wetland shores |
Elevation | 100–1800 m (300–5900 ft) | 100–200 m (300–700 ft) |
Distribution |
CA
|
AL; CO; CT; GA; IL; IN; MA; ME; MI; MN; NC; ND; NH; NJ; NY; OH; OK; PA; TN; VA; VT; WI; WV; NB; NS; ON; QC;
|
Source | FNA vol. 22. | FNA vol. 22. |
Parent taxa | ||
Sibling taxa | ||
Synonyms | J. lesueurii var. elatus | J. canadensis var. brachycephalus |
Name authority | Buchenau: Abhandlungen herausgegeben vom naturwissenschaftlichen Vereine zu Bremen 17: 336. (1903) | (Engelmann) Buchenau: Botanische Jahrbucher fur Systematik, Pflanzengeschichte und Pflanzengeographie 12: 268. (1890) |
Web links |