Shrub, 0.3-2.5 m high; viscid, glabrous, with stiffly, erect branches. Leaves alternate, sessile, closely set above; blade oblong to obovate or narrowly elliptic, sometimes orbicular, 8-30 x 3-15 mm, often 3-veined from base, apex acute to obtuse or rounded, margins entire, smooth (rarely denticulate or ciliolate), leathery, greyish green. Heads radiate, solitary; peduncles 2-60 mm long, few to many, lateral in upper leaf axils. Involucral bracts ± uniseriate, 5-11, connate up to 1/2, 5-8-nerved, ecalyculate. Flowers: ray florets 5-11, female, fertile; disc florets 30-75, bisexual; all florets yellow; Aug. [Apr.-Dec.] Fruit with cypsela oblong-obovate, densely white or brownish lanate or villous, mucilaginous when wet, 5-ribbed. Pappus of many barbellate, sometimes ± subplumose, bristles, white.
Vigorous shrub, up to 2.5 m high, ± glabrous, resiniferous, stems leafy apically, later nude. Leaves ± erect, often imbricate, flat, entire, midveined, margins smooth, apex acute to rounded. Peduncles lateral in upper leaf-axils, 2-60 mm long. Capitula up to 20 mm in diam.; involucre hemispherical, 5-15 mm in diam.; bracts uni-to bi-seriate, 3-11, connate to ± middle, lobes ovate, ± overlapping, 2.5-6.0 mm long, 5-8-veined. Receptacle convex, alveolate. Ray florets 5-11, yellow. Disc florets 30-75. Flowering time Apr.-Dec. Pappus of many bristles, 1-3 mm long, white, barbellate. Cypselae ± obovate, 2.5-5.0 mm long, densely white-or brown-hairy, ribs 5, mucilaginous when wet.
Viscid shrub, 0.3-1.5(-2.5) m tall, with stiffly erect branches. Leaves crowded toward branch tips, oblanceolate to obovate, 8-30 mm long, often 3-veined from base, grey. Flowerheads solitary on short, axillary peduncles 2-60 mm long, radiate, yellow; involucre hemispherical, 5-15 mm diam., bracts 5-11, connate to 1/2. Cypselas densely hairy, mucilaginous when wet.
Viscid shrub to 1 m or more, with stiffly erect branches, closely leafy above. Leaves leathery, grey, oblanceolate to obovate, often 3-veined from base, 8-30 mm long. Flower heads radiate, few, solitary on short, axillary peduncles, yellow.