刺苋 ci xian Stem erect, green or somewhat tinged purple, 30-100 cm tall, terete or obtusely angulate, much branched, glabrous or slightly pubescent. Petiole 1-8 cm, glabrous, 2-armed at base; leaf blade ovate-rhombic or ovate-lanceolate, 3-12 × 1-6 cm, glabrous or slightly pubescent along veins when young, base cuneate, margin entire, apex ...