Shrubs to large trees, perhaps evergreen, to 30 m tall; branches angled to terete, reddish brown becoming gray, puberulent to glabrous, with scattered lenticels. Petiole 3-25 mm, glabrous or puberulent; leaf blade drying thickly papery, elliptic to elliptic-oblong or oblanceolate, 4-12 × 1.5-5 cm, adaxially glabrous and rather shiny, abaxially glabrous to puberulent, base cuneate to obtuse, apex acuminate; lateral veins 6-10 pairs, in abaxial axils with foveolate and/or pilosulous domatia; stipules linear-oblong to subulate, 4-6 × 1-2 mm, glabrous, apex acute or occasionally emarginate to shortly bifid. Inflorescence puberulent to glabrescent; peduncles 1-6.5 cm; flowering heads solitary on peduncles or occasionally 3 in a cyme, 6-8 mm in diam. across calyces, ca. 15 mm in diam. across corollas; bracteoles linear-clavate to linear-spatulate, 0.5-1 mm, at apex ciliate. Calyx puberulent to pilosulous at least at junction of ovary and limb; ovary portion obconic, 0.5-0.7 mm, surrounded at base by ring of trichomes 0.2-0.5 mm; limb deeply lobed; lobes linear-oblong to spatulate, 1.5-2 mm. Corolla with tube 2-2.5 mm, glabrous inside; lobes deltoid, 0.7-1 mm. Stigmas obovoid, ca. 0.3 mm, exserted for 7-8 mm. Fruiting head 10-12 mm in diam. Capsules 2-4 mm, puberulent to strigose; seeds 1-2 mm. Fl. May-Jun, fr. Sep-Dec.
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