Volume 13 > Part 2 > Year 2016 > Page 188 > Compositae (Asteraceae) > Artemisia

2. Artemisia indica Willd.wfo-0000747726

Sp. Pl., ed. 4, 3(3): 1846. 1803; Kerr, Fl. Siam. 2(3): 285. 1936; Kitam. in Hara, Chater & Williams, ed., Enum. Fl. Pl. Nepal 3: 12. 1982; Ling, Kew Bull. 42:446. 1987; H.Koyama, Bull. Natl. Sci. Mus., Tokyo, B 15(3): 106. 1989; Grierson & D.G.Long, Fl. Bhutan 2(3): 1559. 2001; Lin et al., Fl. China 20–21: 703. 2011.

Accepted Name : This is currently accepted.

Description : Perennial herb, 0.5–1.2 m tall; stems erect, from creeping rhizomes, arachnoid or sometimes glabrous at base, branched above, branches ending in inflorescences. Leaves basal and cauline, basal and lower cauline leaves withering before flowering; middle and upper cauline leaves petiolate, blade chartaceous, false stipulate, oblong or elliptic in outline, 7–17 by 3–8 cm, pinnately partite, lateral segments 2 or 3-pairs, oblong or oblong-lanceolate, rarely lanceolate, more than 5 mm wide, apex obtuse, margins entire, toothed or pinnately lobed, upper surfaces green, slightly cobwebby to subglabrate, lower surfaces densely white woolly, petioles 1–3 cm long, upper leaves gradually smaller, pinnately partite or 3-fid, ultimately lanceolate, entire. Inflorescences in narrow panicles, densely arranged. Capitula disciform; involucres globose-campanulate, 2.8–3.2 by 2.2–2.8 mm; phyllaries 3- or 4-seriate, imbricate, slightly cobwebby, outer broadly ovate, apex obtuse, inner oblong, apex rounded, margins hyaline; receptacle slightly convex, naked. Marginal florets 7–12 per capitulum, fertile; corollas yellow, capillary, 0.7–1 mm long, lobes 2-toothed. Disc florets 7–10 per capitulum, bisexual, fertile; corollas yellow, campanulate, ca 1.5 mm long, basal tube ca 0.4 mm long, glandular dotted. Achenes oblong, 0.3–0.5 mm long, glabrous.

Thailand : NORTHERN: Mae Hong Son (Kio Lom); Chiang Mai (Doi Chiang Dao, Pong Pho, Mae Taman Reforestation, Doi Suthep, Mae Tuen to Nang Kruan Falls, Doi Khun Huai Pong, Doi Inthanon, Muong Khu, Mae Tho, Mae Sao Watershed Management Station), Chiang Rai (Doi Tung); SOUTH-EASTERN: Chanthaburi (Makham).

Distribution : India (type), Himalayan regions (from Nepal to Bhutan), Myanmar, China (Tibet, Yunnan, Sichuan, Hubei, Hunan, Anhui, Zhejiang, Shandong), Korea, Japan, Taiwan, the Philippines, Vietnam (Tonkin), Laos, Cambodia, Malaysia.

Ecology : Dry grassy fields in mountainous areas, ca 1,000 m alt. Flowering: September–December.

Vernacular : Kho hia (คอเหี้ย)(Chanthaburi, Phuket).