Shrub or small tree, 1.5–6(–8) m. tall, with stout angular hollow branchlets, ± pubescent.. Leaf-blades broadly ovate-elliptic or elliptic-obovate, 25–60 cm. long, 13–40 cm. wide, acuminate at the apex, equally or unequally broadly cordate at the base, hispid pilose when young, becoming glabrescent save for pubescence on the venation beneath, thin, often somewhat bullate; petiole 0.2–1.2 cm. long; stipules narrowly ovate, 1.5–3 cm. long, 0.9–1.5 cm. wide, acuminate, connate for ± 1 cm. in young stage, pubescent.. Inflorescence a short 20–80-flowered corymb; peduncle 1–2 cm. long, pubescent; pedicels 2–5 mm.long, pubescent; bracteoles small, linear to filiform, 2–5 mm. long.. Calyx-tube narrowly turbinate, 3–4 mm. long, glabrescent to sparsely pubescent; limb-tube 2 mm. long; lobes subulate, 3–6(–9) mm., ciliolate, at first erect then arched.. Corolla-tube 13–20 cm. long, 1.5–3 mm. wide; lobes narrowly lanceolate, 1.5–3 cm. long, 3–5 mm. wide.. Anthers exserted for most of their length.. Stigmatic club green, 1 cm. long.. Fruit broadly ellipsoid or subglobose, 2–3 cm. long, 1–2.5 cm. wide.. Seeds light brown, 7–8 mm. long, striated.
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A shrub or tree, to 25 ft. high, with stout, more or less angled branchlets sometimes becoming hollow
Leaves dark glossy green above, coarsely hairy beneath