Artemisia ludoviciana subsp. candicans

(Rydberg) D. D. Keck

Proc. Calif. Acad. Sci., ser. 4, 25: 447. 1946.

Basionym: Artemisia candicans Rydberg Bull. Torrey Bot. Club 24: 296. 1897
Synonyms: Artemisia gracilenta A. Nelson Artemisia latiloba (Nuttall) Rydberg Artemisia ludoviciana var. candicans (Rydberg) H. St. John Artemisia ludoviciana var. latiloba Nuttall Artemisia vulgaris subsp. candicans (Rydberg) H. M. Hall & Clements Artemisia vulgaris var. candicans (Rydberg) M. Peck
Treatment appears in FNA Volume 19. Treatment on page 529. Mentioned on page 527.

Stems 30–50(–80) cm, mostly simple, sparsely tomentose. Leaves ± white; blades broadly obovate to oblong, 4–10 × 1.5–4 cm, relatively deeply lobed (lobes, lanceolate, 1/3+ blade lengths, acute), faces tomentose (usually less densely adaxially). Heads in racemiform arrays 4–7 × 2–4 cm. Involucres (broadly campanulate), 4–5 × 4–8 mm. Florets: pistillate 8–10; bisexual 20–30; corollas 1.5–2 mm.

Phenology: Flowering mid–late summer.
Habitat: Mountains, usually in loamy soils
Elevation: 1800–3000 m



Alta., B.C., Calif., Idaho, Mont., Nev., Oreg., Utah, Wash., Wyo.


Subspecies candicans is broadly circumscribed in this treatment. Variants within the complex, especially var. latiloba, may merit segregation.

Selected References


Lower Taxa

Leila M. Shultz +
(Rydberg) D. D. Keck +
Artemisia candicans +
Alta. +, B.C. +, Calif. +, Idaho +, Mont. +, Nev. +, Oreg. +, Utah +, Wash. +  and Wyo. +
1800–3000 m +
Mountains, usually in loamy soils +
Flowering mid–late summer. +
Proc. Calif. Acad. Sci., ser. +
Artemisia gracilenta +, Artemisia latiloba +, Artemisia ludoviciana var. candicans +, Artemisia ludoviciana var. latiloba +, Artemisia vulgaris subsp. candicans +  and Artemisia vulgaris var. candicans +
Artemisia ludoviciana subsp. candicans +
Artemisia ludoviciana +
subspecies +