Clethra canescens var. canescens

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Clethra canescens var. canescens

Description

Tree up to 20 m, bole up to 40 cm ø, covered with greyish bark; Branchlets covered with a woolly-floccose rufescent, later greyish tomentum at the tips. Leaves elliptic or obovate-elliptic, apex shortly subacutely acuminate, base cuneate, thin-coriaceous, entire below, regularly serrate with callose teeth c. 1 mm long, younger ones glabrous above, ± densely set with minute stellate ± rusty hairs on midrib, nerves, veins and veinlets, and with sparse, longer simple or fascicled hairs on the midrib beneath, glabrous on the intervenium beneath, mature ones glabrescent, generally (4-)5-8(-11) by (2-)2.5-4cm, at higher altitudes constantly smaller, (2.5-)3-5(-6) by (1-)1.5-2 cm, nerves 10-12 (rarely up to 15) curved-ascendent pairs, which rather distinctly inarch before the edge, veins slightly prominent, veinlets rather inconspicuous beneath; Petals obovate, crenulate all along the margin, glabrous, white (or suffused with red initially), with a rather unpleasant smell, 3-4 by c. 2 mm. Ovary villous; Capsule subglobose, tomentulose, 2.5 mm ø. Seeds irregularly ovoid-angular, 0.8-1 mm.

Distribution

Ambon present, Asia-Tropical: Lesser Sunda Is. present; Maluku (Maluku present); Sulawesi (Sulawesi present), Buru present, Ceram present, Flores present
Malesia: Celebes, Lesser Sunda Islands (Flores); slightly different forms in the Moluccas (Buru, Ceram and Ambon).