Juncus ensifolius var. montanus

(Engelmann) C. L. Hitchcock

in C. L. Hitchcock et al., Vascular Plants of the Pacific Northwest 1: 195. 1969.

Illustrated
Basionym: Juncus xiphioides var. montanus Engelmann Trans. Acad. Sci. St. Louis 2: 481. 1868 Juncus xiphioides var. montanus Engelmann J. xiphioides var. triandrus Engelmann
Synonyms: Juncus brunnescenns Rydberg Juncus ensifolius var. brunnescens (Rydberg) Cronquist Juncus parous Rydberg Juncus saximontanus R. F. Martin Juncus tracyi Juncus utahensis
Treatment appears in FNA Volume 22.

Leaves 2–25 cdm × 1.5–4 mm. Inflorescences 3–20 heads; heads obovoid to globose. Flowers: outer tepals 2.7–3.6 mm; inner tepals 2.7–3 mm; stamens 6. Capsules slightly exserted, ellipsoid, 2.4–4.3 mm. Seeds 0.4–1 mm, tailed or more often not tailed.


Phenology: Fruiting early summer–fall.
Habitat: Wet meadows, bogs, springy woods, stream and lake shores
Elevation: 400–3000 m

Distribution

V22 380-distribution-map.jpg

Alta., B.C., Ariz., Calif., Colo., Idaho, Mont., Nev., N.Mex., Oreg., S.Dak., Tex., Utah, Wash., Wyo., Mexico (s to Puebla, Veracruz).

Discussion

Selected References

None.

Lower Taxa

None.
Ralph E. Brooks* +  and Steven E. Clemants* +
(Engelmann) C. L. Hitchcock +
Juncus xiphioides var. montanus +
Alta. +, B.C. +, Ariz. +, Calif. +, Colo. +, Idaho +, Mont. +, Nev. +, N.Mex. +, Oreg. +, S.Dak. +, Tex. +, Utah +, Wash. +, Wyo. +, Mexico (s to Puebla +  and Veracruz). +
400–3000 m +
Wet meadows, bogs, springy woods, stream and lake shores +
Fruiting early summer–fall. +
in C. L. Hitchcock et al., Vascular Plants of the Pacific Northwest +
Illustrated +
Juncus brunnescenns +, Juncus ensifolius var. brunnescens +, Juncus parous +, Juncus saximontanus +, Juncus tracyi +  and Juncus utahensis +
Juncus ensifolius var. montanus +
Juncus ensifolius +
variety +