Artemisia ludoviciana subsp. albula

(Wooton) D. D. Keck
Proc. Calif. Acad. Sci., ser. 4, 25: 446. 1946.
Common names: White wormwood
Basionym: Artemisia albula Wooton Contr. U.S. Natl. Herb. 16: 193. 1913,
Treatment appears in FNA Volume 19. Treatment on page 528. Mentioned on page 527.

Stems 30–80 cm, widely branched, tomentose or glabrous. Leaves uniformly whitish green; blades lance-linear (and entire), or obovate to elliptic (with antrorse teeth or lobes to 1/3 blade lengths, usually 1–2 cm, margins revolute), faces ± tomentose. Heads in open, paniculiform arrays (9–)15–40 × (4–)8–30 cm. Involucres 1–2 × 2–3 mm. Florets: pistillate 8–11; bisexual 8–13; corollas 1–1.5 mm.


Phenology: Flowering early summer–fall.
Habitat: Desert drainages, sandy soils
Elevation: 1500–2000 m

Distribution

V19-910-distribution-map.gif

Ariz., Calif., Colo., Nev., N.Mex., Tex., Utah, Mexico.

Discussion

Selected References

None.

Lower Taxa

None.

Leila M. Shultz +
(Wooton) D. D. Keck +
Artemisia albula +
White wormwood +
Ariz. +, Calif. +, Colo. +, Nev. +, N.Mex. +, Tex. +, Utah +  and Mexico. +
1500–2000 m +
Desert drainages, sandy soils +
Flowering early summer–fall. +
Proc. Calif. Acad. Sci., ser. +
Illustrated +
Artemisia vulgaris var. ludoviciana +
Artemisia ludoviciana subsp. albula +
Artemisia ludoviciana +
subspecies +