Difference between revisions of "Artemisia globularia"
Nouv. Mém. Soc. Imp. Naturalistes Moscou 3: 64. 1833.
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Revision as of 20:57, 5 November 2020
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 |