Younger stems more or less sparsely stellate-pubescent, commonly glabrous at maturity; petioles slender, 1-2 cm. long; leaves varying from lanceolate to obovate-oblong, as much as 15 cm. long, commonly smaller, always acuminate and entire, commonly acute but varying to obtuse or even subrotund at base, 3-nerved, rarely 3-pli-nerved, glabrous above, glabrous beneath or retaining more or less stellate pubescence along the veins; panicle 5-15 cm. long, glabrous to stellate-pubescent, widely branched; flowers mostly short-pediceled; hypanthium cup-shaped, glabrous or sparsely stellate, 2-3 mm. long; calyx-tube briefly prolonged, its lobes depressed-semicircular to triangular, 0.3-0.5 mm. long from the sinus; exterior teeth minute conic thickenings; petals white, broadly elliptic to subrotund, commonly somewhat inequilateral and retuse; stamens isomorphic; filaments flat, gradually narrowed to the summit, geniculate above the middle; anthers obovate or obovate-oblong, flattened tangentially, opening by a wide terminal pore, 4-celled, the septa at right angles to each other and commonly visible through the pore; connective prolonged 0.3-0.5 mm. below the thecae, elevated into a prominent dorsal protuberance and extending below the thecae into two lateral lobes; stigma capitate.
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