Juncus dichotomus
1: 406. 1817.
Herbs, perennial, to 10 dm. Rhizomes densely branched to short creeping. Cataphylls 1–3. Leaves basal, (1-) 2-3; auricles 0.2-0.5 (-0.6) mm, scarious to leathery; blade nearly terete, channeled or flat, 10-25 (-40) cm × (0.5-) 0.7-1 (-1.2) mm, margins entire. Inflorescences terminal, (5–) 10–85 (–100) -flowered, congested to somewhat loose, (1-) 2.5-10 (-13) cm; primary bract usually exceeding inflorescence. Flowers: bracteoles 2; tepals green, lanceolate, (3-) 3.3-4.5 (-5.5) mm; outer and inner series nearly equal; stamens 6, filaments 0.6–1.2 mm, anthers 0.4-0.8 (-1) mm; style 0.2 mm. Capsules tan to brown, 1-locular to pseudo-3-locular, ellipsoid to widely so, (2.5-)2.8-3.5(-4.5) × 1x 1.6-2.2 mm Seeds brownish to amber, ellipsoid to lunate, 0.3-0.4 mm, not tailed. 2n = ca. 80.
Phenology: Flowering and fruiting late spring–summer.
Habitat: Ditches, shores, clearings, and other typically open areas, usually in sandy, well-drained (but frequently wet) soil
Distribution
![V22 480-distribution-map.jpg](/w/images/6/63/V22_480-distribution-map.jpg)
Ala., Ark., Colo., Conn., Del., D.C., Fla., Ga., Ky., La., Md., Mass., Miss., N.J., N.Y., N.C., Ohio, Pa., R.I., S.C., Tenn., Tex.as, Va., W.Va., Mexico, Central America, South America
Discussion
Selected References
None.