Artemisia globularia
Nouv. Mém. Soc. Imp. Naturalistes Moscou 3: 64. 1833.
Perennials, (3–) 5–16 (–30) cm (cespitose), faintly aromatic (not rhizomatous, taproots stout, caudices simple or branched, proximal branches clothed with persistent leaf-bases). Stems 1–5, erect, whitish gray, densely tomentose. Leaves mostly basal (cauline 1–4), greenish to whitish green; blades (basal) 1–4.5 × 0.6–1.5 cm, 1–2-ternately to palmately lobed (flowering-stem blades 3-lobed), faces sparsely hairy. Heads (2–20, peduncles 0 or to 25 mm) in subcapitate to capitate arrays 2–3 × 2–3 cm. Involucres campanulate or hemispheric, 3.5–6 × 6–11 mm. Phyllaries lanceolate (margins brown), pilose. Florets: pistillate 9–10; bisexual 20–30; corollas yellow or reddish black, 2–3 mm, sometimes glandular. Cypselae oblong, 1.5–2.5 mm, (apices flattened) glabrous.
Distribution
Yukon, Alaska, Asia
Discussion
Subspecies 2 (2 in the flora).
Selected References
None.
Key
1 | Corollas reddish black; cypselae ca. 2.5 mm, margins with relatively narrow ribs | Artemisia globularia subsp. globularia |
1 | Corollas yellow; cypselae 1.5–2 mm, margins with relatively broad ribs | Artemisia globularia subsp. lutea |