黄绿蒿 huang lü hao

Oligosporus xanthochrous (Krascheninnikov) Poljakov.

Subshrubs, 20-60 cm tall, pubescent or glabrescent. Lower and middle stem leaves: petiole 5-15 mm; leaf blade ovate, 1.5-2 × 1.5-2 cm, pinnatisect; segments of lower leaves 2 or 3 pairs, segments of middle leaves 1 or 2 pairs, linear or linear-lanceolate, 5-10 × 1.5-2.5 mm. Capitula in narrow or somewhat broad panicles. Involucre ovoid, 2-2.5 mm in diam. Marginal female florets 3-6. Disk florets 3-7, bisexual. Achene ovoid. Fl. and fr. Aug-Oct.

Dry slopes, steppes, Gobi Desert. N Nei Mongol [Mongolia].