Iodocephalopsis eberhardtii
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Ordo: Asterales
Familia: Asteraceae
Genus: Iodocephalopsis
Name
Iodocephalopsis eberhardtii (Gagnep.) Bunwong & H.Rob., Proc. Biol. Soc. Washington 122(3): 358. 2009. – Wikispecies link – IPNI link – Pensoft Profile
- Iodocephalus eberhardtii Gagnep., Notul. Syst. (Paris) 4: 18. 1920.
- Camchaya eberhardtii (Gagnep.) Kitam., Acta Phytotax. Geobot. 23: 71. 1968.
- Iodocephalopsis eberhardtii Type. Vietnam, Annam, Lang-bian, Eberhardt 1711 (holotype: P!). Fig. 9C.
- Iodocephalus glandulosus Kerr, Kew Bull.: 326. 1935.
- Iodocephalopsis eberhardtii Type: Thailand, Chiang Mai, Doi Sutep, A.F.G. Kerr 789 (holotype: BM!).
Description
Perennial herbs, 0.5–1 m tall. Stems erect, terete, inconspicuously ribbed, puberulous with T-shaped hairs and glands. Leaves alternate, obovate-lanceolate, 4–10 by 1–4 cm, margin serrate or entire, apex acute, base attenuate, chartaceous; both surfaces puberulous with whip-shaped hairs, cylindrical hairs and capitate glands; lateral veins 5–8-paired; petioles up to 3 mm long. Capitulescences terminal or axillary, corymbose or solitary. Capitula campanulate, 8–10 mm long, pedunculate. Receptacle convex, 2.5–4 mm in diam., glabrous. Involucre campanulate, in 3–4 series, 6–7 mm long. Phyllaries imbricate, dull green, margin piliferous, outer surface arachnoid, glandular; the outer and the middle ones ovate, apex acute to acuminate; the inner ones ovate-lanceolate, apex acute to acuminate. Florets 15–25; corollas funnelform, purple or white, puberulous, glands capitate; corolla tubes 2.5–4 mm long; corolla lobes 2–2.5 mm long. Anthers ca. 2 mm long, apical appendage acute, base rounded. Styles purple, 3–5 mm long, branches 1–2 mm long. Achenes turbinate, 3–5 mm long, glandular, 7–10-ribbed. Pappus absent.
Distribution
Thailand: Chiang Mai, Chiang Rai, Nan, Phitsanulok, Loei, Khon Kaen, Nakhon Ratchasima, Phetchaburi, Nakhon Nayok. Laos, Myanmar.
Specimens examined
Thailand, Chiang Mai, Doi Sutep Pui national park, 18°48.39'N, 98°54.90'E, 8 Oct 2007, S. Bunwong 335 (KKU, US); Doi Sutep Pui national park, 4 Oct 1986, Y. Paisooksantivatana 1857-86 (BK); Doi Sutep Pui national park, 14 Oct 1979, T. Shimizu, H. Toyokuni, H. Koyama, T. Yahama & T. Santisuk T-18670 (L); Loei, Phu Reau, 23 Dec 1982, H. Koyama, H. Terao, Th. Wongprasert T-31570 (BKF, L); Phu Luang, 24 Dec 1982, H. Koyama, H. Terao, Th. Wongprasert T-30837 (BKF); Phu Kra Dung, 18 Jan 1991, Din 6 (P); Phu Kra Dung,1 Nov 1984, G. Murata, C. Phengklai, S. Mitsuta, T. Yahara, H. Nagamasu & N. Nantasan T-42599 (L); Phu Kra Dung, 31 Oct 1984, S. Mitsuta, H. Nagamasu, T. Yahara & N. Nantasan T-42260 (BKF); Khon Kaen, Phu Khiew, 7 Nov 1984, G. Murata, K. Iwatsuki, C. Phengklai & C. Charenphol T41669 (BKF); Nakhon Nayok, Khao Yai, 12 Aug 1974, J.F. Maxwell 74-808 (BK).
Diagnostic characters
Iodocephalopsis eberhardtii is different from Camchaya spp. by having 3-colporate pollen, no pappus and phyllaries without marginal spines.
Ecology
Edge of evergreen and pine-oak forests, alt. 700–1700 m; flowering August to December.
Vernacular name
Muang Cha Rad (ม่วงจรัส).
Taxon Treatment
- Bunwong, S; Chantaranothai, P; Keeley, S; 2014: Revisions and key to the Vernonieae (Compositae) of Thailand PhytoKeys, 37: 25-101. doi
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