Juncus anthelatus

(Wiegand) R. E. Brooks

Novon 9: 11. 1999.

Endemic
Basionym: Juncus tenuis var. anthelatus Wiegand Bull. Torrey Bot. Club. 27: 523. 1900
Synonyms: Juncus macer var. anthelatus (Wiegand) F. J. Hermann
Treatment appears in FNA Volume 22.

Herbs, perennial, cespitose, to (3–)7–9 dm. Cataphylls 1–2. Leaves basal, 2–3(–5); auricles transparent, 2–3.5 mm at summit of leaf sheath, apex acutish, membranous; blade flat, (10–)20–30 cm × 0.5–2.3 mm, margins entire. Inflorescences 10–100-flowered, diffuse; internodes of monochasia greater than 6 mm, primary bract usually exceeding inflorescence. Flowers: pedicels 0.1–0.3(–3) mm; bracteoles 2; tepals green, lanceolate, 3.2–4.5 × 0.7–1 mm; outer and inner series nearly equal, in fruit apically erect; stamens 6, filaments 0.8–1.1 mm, anthers 0.3–0.7 mm; style 0.2 mm. Capsules tan, 1-locular, widely ellipsoid to obovoid, 2–3.2 × 1.1–1.6 mm. Seeds tan, ellipsoid, 0.33–0.556 mm, not tailed. 2n = 80.


Phenology: Flowering and fruiting spring.
Habitat: Exposed or partially shaded sites in moist or seasonally wet, sandy or clay soils

Distribution

V22 218-distribution-map.jpg

Alta., B.C., Man., N.B., Nfld. and Labr., N.W.T., N.S., Ont., P.E.I., Que., Sask., Yukon, Ala., Alaska, Ariz., Ark., Calif., Colo., Conn., Del., D.C., Fla., Ga., 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.C., N.Dak., Ohio, Okla., Oreg., Pa., R.I., S.C., S.Dak., Tenn., Tex., Utah, Vt., Va., Wash., W.Va., Wis., Wyo.

Discussion

Selected References

None.

Lower Taxa

None.
... more about "Juncus anthelatus"
Ralph E. Brooks* +  and Steven E. Clemants* +
(Wiegand) R. E. Brooks +
Juncus tenuis var. anthelatus +
Alta. +, B.C. +, Man. +, N.B. +, Nfld. and Labr. +, N.W.T. +, N.S. +, Ont. +, P.E.I. +, Que. +, Sask. +, Yukon +, Ala. +, Alaska +, Ariz. +, Ark. +, Calif. +, Colo. +, Conn. +, Del. +, D.C. +, Fla. +, Ga. +, 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.C. +, N.Dak. +, Ohio +, Okla. +, Oreg. +, Pa. +, R.I. +, S.C. +, S.Dak. +, Tenn. +, Tex. +, Utah +, Vt. +, Va. +, Wash. +, W.Va. +, Wis. +  and Wyo. +
Exposed or partially shaded sites in moist or seasonally wet, sandy or clay soils +
Flowering and fruiting spring. +
Juncus macer var. anthelatus +
Juncus anthelatus +
Juncus subg. Poiophylli +
species +