stem shrubby, erect, glabrous, flexuous or forked; leaves lanceolate or linear-lanceolate, entire or irregularly few-toothed, tapering at base, acuminate, coriaceous, thick, nearly nerveless; pedunc. ending the branches, nude, one-headed, or branched and few-headed, the heads on very long pedicels; inv. sc. 7–8, connate at base, oblong; achenes silky-villous. 1–2 ft. high, bushy. Leaves 1 1/2–2 1/2 in. long, 3–5 l. wide, some entire, some with small, some with large lateral teeth. Pedunc. 3–6 inches long, mostly simple. Rays many-striate. There are 4 folia in Herb. Thunb.; of these, No. 1 belongs to O. arborescens; No. 2, 3, 4, to O. coronopifolia.
