Okia birmanica (Kuntze) H.Rob. & Skvarla, Proc. Biol. Soc. Washington 123(1): 91. 2010.
publication ID |
https://dx.doi.org/10.3897/phytokeys.37.6499 |
persistent identifier |
https://treatment.plazi.org/id/D1A97AF0-C8B9-50E8-9514-4F7CB1B17DA1 |
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scientific name |
Okia birmanica (Kuntze) H.Rob. & Skvarla, Proc. Biol. Soc. Washington 123(1): 91. 2010. |
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Okia birmanica (Kuntze) H.Rob. & Skvarla, Proc. Biol. Soc. Washington 123(1): 91. 2010.
Vernonia birmanica (Kuntze) Merr., Brittonia 2: 200. 1936.
Cacalia birmanica Kuntze, Rev. Gen. P1.: 323. 1891.
Type.
Myanmar, Moulmein, O. Kuntze 6271 (holotype: K!). Fig. 10A View Figure 10 .
Description.
Annual herbs, 1-2 m tall. Stems erect, inconspicuously ribbed, puberulous. Leaves cauline, 5-20 by 1-5 cm, lanceolate, margin serrate, apex acuminate, base attenuate, chartaceous; upper surface scabrous, lower surface puberulous, lateral veins 8-12-paired; petioles up to 2 cm long. Capitulescences terminal, loosely paniculate. Capitula campanulate, 10-12 mm long, pedunculate. Receptacle convex, glabrous. Involucres subglobular, in 4-5 series, ca. 7 mm long. Phyllaries imbricate, green with purple apex, outer surface arachnoid; the outer and the middle ones ovate or elliptic, apex obtuse; the inner ones broadly oblong, apex obtuse. Florets ca. 55; corollas funnelform, white or purple, puberulous without glands. Achenes subterete, ca. 4 mm long, 10-ribbed, aculeate between ribs. Pappus in 2 series of bristles, the inner ones ca. 7 mm long, persistent.
Distribution.
Thailand: Lampang, Kanchanaburi. Myanmar.
Specimens examined.
Thailand, Kanchanaburi, Sai Yok national park, 14°22.29'N, 98°51.07'E, 4 Dec 1961, K. Larsen 8492 (K); Lampang, Jae Son national park, 4 Nov 1996, J.F. Maxwell 96-1490 (BKF).
Diagnostic characters.
Okia birmanica is distinguished by its long and slender pedicel in a loose panicle, phyllaries mostly obtuse with thickened tips, and cup-shaped involucre.
Ecology.
Under dense canopy on the top of limestone mountain, alt. 650-1000 m; flowering September to December.
Vernacular name.
Tum Doi (ตุ้มดอย).
No known copyright restrictions apply. See Agosti, D., Egloff, W., 2009. Taxonomic information exchange and copyright: the Plazi approach. BMC Research Notes 2009, 2:53 for further explanation.
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Okia birmanica (Kuntze) H.Rob. & Skvarla, Proc. Biol. Soc. Washington 123(1): 91. 2010.
Bunwong, Sukhonthip, Chantaranothai, Pranom & Keeley, Sterling C. 2014 |
Cacalia birmanica
Kuntze 1891 |