Shrub 0.5-1.2 m tall. Branchlets glabrous. Leaves dorsiventral, 3-4.5 cm long, ternate with primary lobes again apically 3-fid to 3-partite; ultimate lobes usually divaricate, linear to narrowly triangular, 4-22 mm long, 0.6-2.0 mm wide; margins shortly and smoothly revolute; lower surface exposed, glabrous. Conflorescence terminal, emergent, erect, simple or to 5-branched; unit conflorescence secund or occasionally semi-secund tending subcylindrical, basipetal; ultimate floral rachis 10-30 mm long, glabrous. Flowers acroscopic. Flower colour: perianth and style creamy white. Perianth glabrous inside. Pistil 4.5-5.5 mm long; style exposed dorsally but not or scarcely exserted from late bud; pollen-presenter erect, narrowly conical with slightly cupped basal rim, its edge slightly toothed and minutely papillose. Follicle 8.5-10 mm long, obovoid, smooth.
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