Artemisia ludoviciana subsp. ludoviciana

Common names: Armoise de l’ouest
IllustratedEndemic
Synonyms: Artemisia brittonii Rydberg Artemisia cuneata Rydberg Artemisia diversifolia Rydberg Artemisia falcata Rydberg Artemisia gnaphaloides Nuttall Artemisia herriotii Rydberg Artemisia lindheimeriana Scheele Artemisia pabularis (A. Nelson) Rydberg Artemisia paucicephala A. Nelson Artemisia pudica Rydberg Artemisia purshiana Besser Artemisia rhizomata A. Nelson
Treatment appears in FNA Volume 19. Treatment on page 528. Mentioned on page 527.

Stems (gray to white) mostly simple, 30–80 cm, tomentose. Leaves gray; blades linear to narrowly elliptic, 3–11 cm, margins plane (proximalmost entire or apically lobed, lobes to 1/3 blade lengths; cauline 1.5–11 × 1–1.5 cm, entire or lobed to pinnatifid), faces densely tomentose. Heads in congested, paniculiform or racemiform arrays 5–30 × 1–4 cm. Involucres 3–4 × 2–4 mm. Florets: pistillate 5–12; bisexual 6–30; corollas 1.9–2.8 mm. 2n = 18, 36.


Phenology: Flowering mid summer–late fall.
Habitat: Disturbed roadsides, open meadows, rocky slopes
Elevation: 100–3000 m

Distribution

V19-909-distribution-map.gif

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

Discussion

Subspecies ludoviciana is widespread in North America in diverse habitats. It is the most common subspecies and the most variable morphologically.

Selected References

None.

Lower Taxa

None.
Leila M. Shultz +
Nuttall +
Armoise de l’ouest +
Alta. +, B.C. +, Man. +, N.B. +, Ont. +, P.E.I. +, Que. +, Sask. +, Ala. +, Ariz. +, Ark. +, Calif. +, Colo. +, Conn. +, Del. +, Ga. +, Idaho +, Ill. +, Ind. +, Iowa +, Kans. +, Ky. +, La. +, Maine +, Md. +, Mass. +, Mich. +, Minn. +, Miss. +, Mo. +, Mont. +, Nebr. +, N.H. +, N.J. +, N.Mex. +, N.Y. +, N.C. +, N.Dak. +, Ohio +, Okla. +, Pa. +, R.I. +, S.C. +, S.Dak. +, Tenn. +, Tex. +, Utah +, Vt. +, Va. +, Wash. +, Wis. +  and Wyo. +
100–3000 m +
Disturbed roadsides, open meadows, rocky slopes +
Flowering mid summer–late fall. +
Gen. N. Amer. Pl. +
Illustrated +  and Endemic +
Artemisia brittonii +, Artemisia cuneata +, Artemisia diversifolia +, Artemisia falcata +, Artemisia gnaphaloides +, Artemisia herriotii +, Artemisia lindheimeriana +, Artemisia pabularis +, Artemisia paucicephala +, Artemisia pudica +, Artemisia purshiana +  and Artemisia rhizomata +
Artemisia ludoviciana subsp. ludoviciana +
Artemisia ludoviciana +
subspecies +