Juncus dudleyi

Wiegand

Bulletin of the Torrey Botanical Club 27: 524. 1900.

Common names: Dudley's rush
Illustrated
Synonyms: Juncus tenuis var. dudleyi (Wiegand) F. J. Hermann Juncus tenuis var. uniflorus Farwell
Treatment appears in FNA Volume 22.

Herbs, perennial, 2–10 dm. Rhizomes densely branching. Culms 1–20. Cataphylls 1–3. Leaves basal, 2–3; auricles yellowish, 0.2–0.4 mm, leathery; blade flat, 5–30 cm × 0.5–1 mm, margins entire, turned up, occasionally involute. Inflorescences compact and few flowered to loose and lax with to 80 flowers, 1.5–5(–9) cm; primary bract usually exceeding inflorescence. Flowers: bracteoles 2; tepals greenish, lanceolate, 4–5 mm; inner series nearly equal, spreading in fruit, nearly equal to or exceeding capsule; stamens 6, filaments 0.8–1.2 mm, anthers 0.6–1 mm; style 0.2 mm. Capsules tan, 1-locular to pseudo-3-locular, ellipsoid, 2.9–3.6 × 1.5–1.9 mm. Seeds tan to amber, ellipsoid to lunate, 0.4–0.67 mm, not tailed. 2n = ca. 84.


Phenology: Flowering and fruiting spring–early summer.
Habitat: Exposed or shaded sites in sandy to clayey soils, usually moist areas such as along stream banks, ditches, around springs

Distribution

V22 359-distribution-map.jpg

Alta., B.C., Man., N.B., Nfld. and Labr., N.W.T., N.S., Ont., P.E.I., Que., Sask., Yukon, Alaska, Ariz., Ark., Calif., Colo., Conn., Del., D.C., Idaho, Ill., Ind., Iowa, Kans., Ky., La., Maine, Md., Mass., Mich., Minn., Miss., Mo., Mont., Nebr., Nev., N.H., N.J., N.Mex., N.Y., N.Dak., Ohio, Okla., Oreg., Pa., R.I., S.Dak., Tenn., Tex., Utah, Vt., Va., Wash., W.Va., Wis., Wyo., Mexico.

Discussion

Selected References

None.

Lower Taxa

None.
... more about "Juncus dudleyi"
Ralph E. Brooks* +  and Steven E. Clemants* +
Wiegand +
Dudley's rush +
Alta. +, B.C. +, Man. +, N.B. +, Nfld. and Labr. +, N.W.T. +, N.S. +, Ont. +, P.E.I. +, Que. +, Sask. +, Yukon +, Alaska +, Ariz. +, Ark. +, Calif. +, Colo. +, Conn. +, Del. +, D.C. +, Idaho +, Ill. +, Ind. +, Iowa +, Kans. +, Ky. +, La. +, Maine +, Md. +, Mass. +, Mich. +, Minn. +, Miss. +, Mo. +, Mont. +, Nebr. +, Nev. +, N.H. +, N.J. +, N.Mex. +, N.Y. +, N.Dak. +, Ohio +, Okla. +, Oreg. +, Pa. +, R.I. +, S.Dak. +, Tenn. +, Tex. +, Utah +, Vt. +, Va. +, Wash. +, W.Va. +, Wis. +, Wyo. +  and Mexico. +
Exposed or shaded sites in sandy to clayey soils, usually moist areas such as along stream banks, ditches, around springs +
Flowering and fruiting spring–early summer. +
Bulletin of the Torrey Botanical Club +
Illustrated +
Juncus tenuis var. dudleyi +  and Juncus tenuis var. uniflorus +
Juncus dudleyi +
Juncus subg. Poiophylli +
species +