花莲泽兰 hua lian ze lan

Herbs, perennial. Stems erect, 50-150 cm, simple or branching apically, branches divaricate and ascending. Leaves: petiole short, 2-10 mm; median leaves broadly ovate, thick, 6.5-9 × 4.5-6.5 cm, lateral veins 5-7 pairs, both surfaces glabrous, abaxially gland-dotted, base shallowly cordate or rounded, margin serrate with obtuse teeth, apex obtuse or shortly acuminate. Synflorescence of compact corymbs. Capitula numerous, 5-8-flowered; involucre cylindric; phyllaries 3-seriate, sparsely gland-dotted, apices obtuse or rounded. Corolla tubular, ca. 3.5 mm, glandular. Achenes 5-ribbed, black, 3-4 mm, gland-dotted, sparsely setuliferous; pappus whitish, 3-4 mm, barbellate.

● Cliffs. Taiwan.