Acilepis kingii
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Ordo: Asterales
Familia: Asteraceae
Genus: Acilepis
Name
Acilepis kingii (C.B.Clarke) H.Rob. & Skvarla, Proc. Biol. Soc. Washington 122(2): 141. 2009. – Wikispecies link – IPNI link – Pensoft Profile
- Acilepis kingii Vernonia kingii C.B.Clarke, Compos. Ind. 12. 1876.
Type
Myanmar, Yomah province, Pegu, Irrawaddy & Sittang Valley, S. Kurz s.n. (holotype: K!).
Description
Perennial herbs, 1–1.5 m tall. Stems erect, conspicuously ribbed, puberulous. Leaves 10–20 by 4–8 cm, lanceolate, margin serrate, apex acuminate, base attenuate, subcoriaceous; both surfaces scabrous with whip-shaped hairs and capitate glands; lateral veins 9–10-paired; petioles up to 2.5 cm long. Capitulescences terminal and axillary, paniculate. Capitula campanulate, 10–12 mm long, pedunculate. Receptacles flat, 2–2.5 mm in diam., hairy. Involucres narrowly campanulate, in 4–5 series, 5–6 mm long, 3–3.5 mm in diam., herbaceous. Phyllaries light green or purple apically, margin piliferous, outer surface arachnoid, capitate glands; the outer and the middle ones ovate, apex obtuse and apiculate; the inner ones ovate-lanceolate to oblong, apex obtuse or apiculate. Florets 8–12; corollas funnelform, purple or white, glandular; corolla tubes 4–5 mm long; corolla lobes 2.5–3 mm long. Anthers yellowish, 2.5–3 mm long, apical appendage acute, base acute. Styles purple, 5–7 mm long, branches 2–3 mm long. Achenes subterete, 2.5–3.5 mm long, 10-ribbed, pubescent, glands capitate. Pappus bristles, the inner ones 6–6.5 mm long.
Distribution
Thailand: Mae Hong Son, Chiang Mai, Chiang Rai. China (Yunnan), India, Myanmar, Laos.
Specimens examined
Thailand. Chiang Mai, Chiangdao wildlife sanctuary, 19°26.08'N, 98°53.76'E, 20 Dec 2003, S. Bunwong 78 (KKU, US); Doi Chiangdao, 30 Jan 1921, A.F.G. Kerr 4729 (BK, BM, K); Doi Chiangdao, 9 Mar 1982, Y. Paisooksantivatana 840-82 (BK); Doi Chiangdao, 25 Jan 1996, W. Nanakorn et al. 5683 (QBG); Chiang Rai, Doi Thung, 15 Jan 1975, R. Geesink, P. Hiepko & C. Phengklai 8277 (BKF, C, K, L, P).
Ecology
Hill evergreen or pine-oak forest, alt. 1000–1800 m; flowering January to March.
Diagnostic characters
Acilepis kingii is recognized by obtuse and apiculate phyllaries and loose paniculate capitulescence.
Vernacular name
Muang Doi (ม่วงดอย).
Taxon Treatment
- Bunwong, S; Chantaranothai, P; Keeley, S; 2014: Revisions and key to the Vernonieae (Compositae) of Thailand PhytoKeys, 37: 25-101. doi
