Volume 13 > Part 2 > Year 2016 > Page 190 > Compositae (Asteraceae) > Artemisia

4. Artemisia lactiflora Wall. ex DC.wfo-0000118841

Prodr. 6: 115. 1838; Backer & Bakh.f., Fl. Java 2: 422. 1965; Hu, Quart. Journ. Taiwan Mus. 18: 238. 1965; H.Koyama, Bull. Natl. Sci. Mus., Tokyo, B 15(3): 108. 1989; Ling, Fl. Reipubl. Popularis Sin. 76(2): 174. 1991; Lin et al., Fl. China 20–21: 717. 2011.

Accepted Name : This is currently accepted.

Synonyms & Citations :

Description : Perennial herb, 1.5–2.0 m tall, stoloniferous; stems robust, erect, glabrous or nearly so below inflorescence, branched above, branches ending in inflorescences. Leaves cauline, sessile, lower leaves withering before flowering; median leaves chiefly obovate or ovate in outline, 11–19 by 8–16 cm, 3–5-cleft nearly to midrib, base commonly with 1 or 2-pairs of stipule-like lobes, lateral segments ascending, apex acute, unequal, toothed or cleft, upper surfaces green, glabrous or nearly so, lower surfaces white tomentose, upper leaves gradually smaller, pinnately lobed, 3-lobed or entire. Inflorescences in narrow, leafy, pyramidal panicles. Capitula disciform; involucres globose to campanulate, 3.5–4.5 by ca 3 mm; phyllaries 3- or 4-seriate, imbricate, outer ovate or ovate-acuminate, 1.8–2.5 mm long, inner oblong; receptacle convex, naked, 1 mm long. Marginal florets ca 10 per capitulum, fertile; corollas narrow tubular, ca 1.4 mm long, white, glabrous. Disc florets ca 13 per capitulum, bisexual, fertile; corollas campanulate, 1.5–1.8 mm long, basal tube ca 0.5 mm long. Achenes oblong, ca 0.7 mm long, glabrous.

Thailand : NORTHERN: Nan (Pa Sing), Phitsanulok (Phu Miang).

Distribution : China (Shanxi – type, Gansu, Jiangsu, Anhui, Zhejiang, Jiangxi, Fujian, Henan, Hubei, Hunan, Guangdong, Guangxi, Sichuan, Guizhou, Yunnan), Taiwan, E India, Vietnam, Laos, Cambodia.

Ecology : Cultivated fields and clearings with old fields in mountainous areas, ca 1,300 m alt. Flowering: September–October. In China, this species grows in high lands, about 3,000 m alt., and has been cultivated for medicinal use.

Vernacular : Kaeo mueang chin (แก้วเมืองจีน)(Northern); dok kaeo mueang chin (ดอกแก้วเมืองจีน)(Northern).

Notes: This species was considered by Kerr to be a cultivated plant; “apparently cultivated” was noted by Walker on the label of his specimen.