Flora of North America species comparison

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Artemisia carruthii

Carruth wormwood, Carruth's sagebrush, Carruth's sagewort, Carruth's wormwood
Habit 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).
Involucres

campanulate, 2–2.5(–3) × 1.5–3 mm.
Florets

pistillate 1–5;

bisexual 7–25;

corollas pale yellow, 1–2 mm, glandular-pubescent.
Phyllaries

lanceolate, gray-tomentose.
Heads

(usually nodding) in (leafy) paniculiform arrays 10–30 × 3–9 cm (branches erect).
Cypselae

(light brown) cylindro-elliptic, ca. 0.5 mm, (curved at summits, scarcely nerved), glabrous (shining).
2n

= 18.

Artemisia carruthii
Phenology Flowering mid summer–early fall.
Habitat Open sites, usually sandy soils, wooded areas, grasslands, railroads
Elevation 600–2900 m (2000–9500 ft)
Distribution
from FNA
AZ; CO; KS; MI; MO; NM; OK; TX; UT; Mexico (Chihuahua, Sonora)
[WildflowerSearch map]
[BONAP county map]
Discussion

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

(Discussion copyrighted by Flora of North America; reprinted with permission.)
Source FNA vol. 19, p. 524.
Parent taxa Asteraceae > tribe Anthemideae > Artemisia > subg. Artemisia
Sibling taxa
A. abrotanum, A. absinthium, A. alaskana, A. aleutica, A. annua, A. arbuscula, A. biennis, A. bigelovii, A. borealis, A. californica, A. campestris, A. cana, A. douglasiana, A. dracunculus, A. filifolia, A. franserioides, A. frigida, A. furcata, A. globularia, A. glomerata, A. laciniata, A. longifolia, A. ludoviciana, A. michauxiana, A. nesiotica, A. norvegica, A. nova, A. packardiae, A. palmeri, A. papposa, A. pattersonii, A. pedatifida, A. pontica, A. porteri, A. pycnocephala, A. pygmaea, A. rigida, A. rothrockii, A. rupestris, A. scopulorum, A. senjavinensis, A. serrata, A. spiciformis, A. stelleriana, A. suksdorfii, A. tilesii, A. tridentata, A. tripartita, A. vulgaris
Synonyms A. bakeri, A. coloradensis, A. kansana, A. vulgaris subsp. wrightii, A. wrightii
Name authority Alph. Wood ex Carruth: Trans. Kansas Acad. Sci. 5: 51. (1877)
Web links 
Unless otherwise noted, all data comes from the online version of the Flora of North America, who have made most of their content available via a Creative Commons license (CC BY 4.0).



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