Tarlmounia elliptica (DC.) H. Rob., S. C. Keeley, Skvarla & R. Chan

Climbing shrubs or scandents. Stems caulescent, young branches inconspicuously ribbed, white sericeous. Leaves 5–12 by 3–6 cm, elliptic, margin entire or serrate, apex acute or obtuse, base rounded, subcoriaceous; upper surface puberulous without glands; lower surface sericeous with T-shaped hairs; lateral veins 7–11-paired; petioles up to 1 cm long. Capitulescences terminal and axillary, thyrsoid paniculate. Capitula narrowly campanulate, 10–15 mm long. Receptacle convex, ca. 1 mm in diam., glabrous. Involucres narrowly campanulate or slightly oblong-cylindrical, in 3–4 series, 3–4 mm long, ca. 3 mm in diam. Phyllaries imbricate, green or purple apically, margin piliferous, outer surface arachnoid glandular; the outer and the middle ones ovate, obtuse to rounded; the inner ones obovate, apex acute or obtuse. Florets 4–5; corollas funnelform, purple or white, glandular, corolla tubes 4.5–5.5 mm long; corolla lobes 2–3 mm long. Anthers 3–3.5 mm long, apical appendage acute, base obtuse. Styles purple, 5.5–7 mm long, branches ca. 2 mm long. Achenes turbinate, ca. 2 mm long, 4–7-ribbed, covered with sparse hairs and capitate glands. Pappus in 2 series of bristles, the inner ones 5–6 mm long, persistent.

Thailand: Mae Hong Son, Chiang Mai, Phitsanulok, Loei, Nong Bua Lum Phu, Udon Thani, Chaiyaphum, Mahasarakam, Nakhon Ratchasima, Roi Et, Si Sa Ket, Phetchaburi, Saraburi, Phra Nakhon Si Ayutthaya, Nakhon Nayok, Nonthaburi, Bangkok, Prachin Buri, Chon Buri, Rayong, Chanthaburi, Trat, Chumphon, Surat Thani, Nakhon Si Thammarat. America, Africa, Asia.