Artemisia pedatifida |
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birdfoot sagebrush, Matted sagewort |
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Habit | Perennials or subshrubs, 5–15 cm (cespitose), aromatic. |
Stems | (5–20), gray-green, glabrescent. |
Leaves | persistent, gray-green, mostly basal; proximal blades reduced, mostly less than 1 cm, lobed or entire; distal blades 1–2 × 0.5–0.8 cm, 1–2-ternately lobed, lobes 1–2 mm wide, apices acute, faces densely tomentose. |
Involucres | globose, 3–4 × 3–4 mm. |
Florets | pistillate 4–7; functionally staminate 5–9; corollas yellow, usually red-tinged, 2–3 mm, glabrous. |
Phyllaries | (margins scarious, obscured) white-tomentose. |
Heads | (mostly 6–15, 1 or 3–4 on lateral branches; mostly erect, sessile or pedunculate) in racemiform-paniculiform arrays, 5–8 × 0.5–0.8 cm. |
Cypselae | (brown) ellipsoid (angled), 0.8–1 mm, (sometimes with white ribs) glabrous. |
Artemisia pedatifida |
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Phenology | Flowering early spring–mid summer. |
Habitat | High plains, grasslands |
Elevation | 1600–1800 m (5200–5900 ft) |
Distribution |
CO; ID; MT; WY
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Source | FNA vol. 19, p. 509. |
Parent taxa | Asteraceae > tribe Anthemideae > Artemisia > subg. Drancunculus |
Sibling taxa | |
Name authority | Nuttall: Trans. Amer. Philos. Soc., n. s. 7: 399. (1841) |
Web links |