Acilepis sutepensis
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Ordo: Asterales
Familia: Asteraceae
Genus: Acilepis
Name
Acilepis sutepensis (Kerr) H.Rob. & Skvarla, Proc. Biol. Soc. Washington 122(2): 144. 2009. – Wikispecies link – IPNI link – Pensoft Profile
- Vernonia sutepensis Kerr, Bull. Misc. Inform., Kew. 1935: 329. 1935.
Type
Thailand, Chiang Mai, Doi Sutep, A.F.G. Kerr 3561 (holotype: K!).
Description
Perennial herbs, 60–150 cm tall. Stems erect, conspicuously ribbed, villose. Leaves rosulate, 10–14 by 4–7 cm, ovate-lanceolate or elliptic, margin serrate, apex acuminate, base cuneate or acuminate, subcoriaceous; both surfaces scabrous with whip-shaped hairs and capitate glands, lateral veins 9–11-paired; petioles up to 10 mm long. Capitulescences terminal and axillary, paniculate. Capitula campanulate, 10–15 mm long, pedunculate. Receptacle flat, 1.5–3 mm in diam., glabrous. Involucres narrowly campanulate, in 5–6 series, 8–10 mm long, 3–4 mm in diam., herbaceous. Phyllaries light green or purple apically, margin piliferous, outer surface sparsely arachnoid with capitate glands; the outer and the middle ones ovate or lanceolate, apex apiculate or aristate; the inner ones ovate-lanceolate to oblong, apex apiculate. Florets 13–20; corollas funnelform, purple, glandular; corolla tubes 7–8 mm long; corolla lobes 3–4 mm long. Anthers 3.5–4 mm long, apical appendage acute, base obtuse. Styles purple, 7–9 mm long, branches 3–3.5 mm long. Achenes subterete, 2–3.5 mm long, 10-ribbed, pubescent with twin hairs and capitate glands. Pappus bristles, the inner ones 8–9 mm long.
Distribution
Thailand: Chiang Mai, Chiang Rai, Lamphun, Lampang, Nan. Endemic.
Specimens examined
Thailand, Chiang Mai, Doi Sutep Pui national park, 18°48.39'N, 98°54.90'E, 9 Dec 2007, S. Bunwong 361 (KKU, US); Doi Sutep Pui national park, 14 Feb 1988, J.F.Maxwell 88-182 (AAU, CMU, BKF, L); Doi Sutep Pui national park, 22 Feb 1987, C. Niyomdham &R. Kubat 1347 (AAU, BKF, C, E, K, L); Doi Sutep Pui national park, 24 Mar 1965, C.H. & B. Sangkachand 287 (BKF); Doi Sutep Pui national park, 20 Mar 1951, T. Smitinand & P. Suvarnakoset 152 (BKF); Doi Sutep Pui national park, 13 Feb 1958, Th. Sørensen, K. Larsen & B. Hansen 6903 (BKF, C, K); Doi Chiangdao, 2 Mar 1974, T. Koyama, C. Phengklai, C. Niyomdham, H. Okada& P.J.O’Connor 15599 (AAU, BKF); Doi Chiangdao, 1 Mar 1995, J.F.Maxwell 95-168 (BKF, CMU, L); Doi Chiangdao, 19 Feb 1997, J.F.Maxwell 97-157 (CMU, L); Chiang Rai, Wieng Pa Pao, 30 Dec 1993, J.F.Maxwell 97-1540; Nan, Doi Phu Kha national park, 28 Feb 2002, P. Srisanga, S. Sasirat, W. Pongamornkul, S. Sukiam & P. Panyachan 2477 (QBG).
Diagnostic characters
Acilepis sutepensis is distinguished from Acilepis pseudosutepensis by having larger capitula and sparse hairs on the phyllaries.
Ecology
Hill evergreen or pine-oak forest, 1100–1500 m; flowering November to March.
Vernacular name
Mu Nin (มุนิน).
Taxon Treatment
- Bunwong, S; Chantaranothai, P; Keeley, S; 2014: Revisions and key to the Vernonieae (Compositae) of Thailand PhytoKeys, 37: 25-101. doi
