Juncus regelii Buch.

Herbs, perennial, 2--6 dm. Rhizomes long creeping. Culms erect, slightly compressed, never rooting at nodes. Leaves: basal several, cauline 1--3; auricles absent, or essentially so; blade flat, 0.5--3 dm x 1.5--4 mm. Inflorescences glomerules 1--5, each with (8--)10--30 flowers, congested to open, 2--6 cm; primary bract shorter than inflorescence. Flowers: tepals dark brown with green midstripe, lanceolate, 4--6 mm, margins scarious, occasionally papillose; inner series slightly shorter; stamens 6, filaments 1--1.3 mm, anthers 1--1.5 mm; style 0.6 mm. Capsules tan or darker, 3-locular, obovoid, 3--5 mm, shorter than perianth. Seeds ovoid, body 0.6--0.8 mm, tails 0.2--0.4 mm.

Alta., B.C.; Calif., Idaho, Mont., Nev., Oreg., Utah, Wash., Wyo.

Flowering and fruiting summer.

Moist to wet meadows in montane or subalpine areas; 540--3000m.

Juncus jonesii Rydberg

Juncus regelii is a species of rush known by the common name Regel's rush. It is native to western North America from British Columbia to Utah, where it grows in moist mountainous habitat, such as meadows. This is a rhizomatous perennial herb producing a dense clump of flattened stems up to about 60 centimeters tall. The inflorescence is made up of one or more thin or dense clusters of up to 30 flowers each. The flower has narrow, pointed brown to greenish segments.

Juncus regelii là một loài thực vật có hoa trong họ Juncaceae. Loài này được Buchenau mô tả khoa học đầu tiên năm 1890.