Artemisia carruthii

Alph. Wood ex Carruth

Trans. Kansas Acad. Sci. 5: 51. 1877.

Common names: Carruth wormwood
Synonyms: Artemisia bakeri Greene Artemisia coloradensis Osterhout Artemisia kansana Britton Artemisia vulgaris subsp. wrightii (A. Gray) H. M. Hall & Clements Artemisia wrightii A. Gray
Treatment appears in FNA Volume 19. Treatment on page 524. Mentioned on page 522.
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Perennials, 15–40(–70) cm, faintly aromatic (rhizomatous). Stems mostly 3–8, ascending, brown to gray-green, simple (bases curved, somewhat woody), sparsely to densely tomentose. Leaves cauline, bicolor (± gray-green); blades narrowly elliptic, 0.1–2.5(–3) × 0.5–1 cm (gradually smaller distally), relatively deeply pinnatifid (lobes 3–5), faces densely tomentose (abaxial) to sparsely hairy (adaxial). Heads (usually nodding) in (leafy) paniculiform arrays 10–30 × 3–9 cm (branches erect). Involucres campanulate, 2–2.5(–3) × 1.5–3 mm. Phyllaries lanceolate, gray-tomentose. Florets: pistillate 1–5; bisexual 7–25; corollas pale yellow, 1–2 mm, glandular-pubescent. Cypselae (light brown) cylindro-elliptic, ca. 0.5 mm, (curved at summits, scarcely nerved), glabrous (shining). 2n = 18.


Phenology: Flowering mid summer–early fall.
Habitat: Open sites, usually sandy soils, wooded areas, grasslands, railroads
Elevation: 600–2900 m

Distribution

V19-896-distribution-map.gif

Ariz., Colo., Kans., Mich., Mo., N.Mex., Okla., Tex., Utah, Mexico (Chihuahua, Sonora).

Discussion

Artemisia carruthii is closely related to members of the A. ludoviciana complex, with which it may intergrade.

Selected References

None.

Lower Taxa

None.
... more about "Artemisia carruthii"
Leila M. Shultz +
Alph. Wood ex Carruth +
Carruth wormwood +
Ariz. +, Colo. +, Kans. +, Mich. +, Mo. +, N.Mex. +, Okla. +, Tex. +, Utah +, Mexico (Chihuahua +  and Sonora). +
600–2900 m +
Open sites, usually sandy soils, wooded areas, grasslands, railroads +
Flowering mid summer–early fall. +
Trans. Kansas Acad. Sci. +
Artemisia bakeri +, Artemisia coloradensis +, Artemisia kansana +, Artemisia vulgaris subsp. wrightii +  and Artemisia wrightii +
Artemisia carruthii +
Artemisia subg. Artemisia +
species +