雷琼牡蒿 lei qiong mu hao

Artemisia hallaisanensis Nakai var. hancei Pampanini, Nuovo Giorn. Bot. Ital., n.s., 34: 659. 1927.

Subshrubs, 30-50 cm tall, pubescent or glabrescent. Lower and middle stem leaves: petiole 1-2 cm; leaf blade ovate, obovate, obovate-spatulate, or spatulate, 1-1.5 × 0.7-1.2 cm, gray or yellowish and sericeous-pubescent, later sparsely pubescent or glabrescent, 1- or 2-pinnatipartite or -sect; segments 2 pairs, narrowly spatulate, oblanceolate, or falcate, 4-5 × 3-4 mm, apex usually 2- or 3-parted, rarely lobes of middle cauline leaves lanceolate or linear. Uppermost leaves and leaflike bracts 1(or 2)-pinnatisect; lobes narrowly linear or narrowly lanceolate, apex acute. Synflorescence a ± broad panicle. Capitula many. Involucre subglobose, 1.5-2 mm in diam. Marginal female florets 3-5. Disk florets 8-15, male. Achenes obovoid or oblong. Fl. and fr. Sep-Nov.

Seashore dunes; sea level to near sea level. S Guangdong, W Hainan [Vietnam].