Anginon rugosum (Thunb.) Raf.

Slender, sparsely branched, woody shrub, up to 1.5 m high, mature parts invariably glaucous, with a conspicuous white wax layer. Stems branched at the base, mostly leafy from the middle of the plant upwards. Leaves relatively uniform but very variable on each leaf cluster; basal leaves triternate with flat toothed leaflets; upper leaves much reduced, invariably divided, 3-pinnate, the segments slender but never junciform, (42-)77-162(-202) mm long; petiole and rachis adaxially grooved; lamina virtually absent. Inflorescences apical on long shoots, sparse, with primary and secondary racemes; lateral racemes terminate in compound umbels; scale-leaves 4-8 mm long;, rays (12-)19-33(-44) mm long; involucre bracts (1.4-)1.9-3.2(-3.9) mm long; involucel bracts (1.2-)1.4-2.1(-2.4) mm long. Flowers with pedicels (2.2-)3.0-5.2(-7.3) mm long; calyx teeth (0.3-)0.4-0.5(-0.6) mm long; petals very widely ovate, (0.8-)0.9-1.0(-1-1) x (0.9-)1.0-1.1 mm, inflexed part 0.4-0.6 mm long; resin ducts unbranched; filaments (1.0-)1.2-1.7(-2.2) mm long, the uppermost 0.1-0.2 mm inflexed in bud; anthers 0.7-0.8 (-0.9) mm long; ovary (0.9-)1.0-1.1(-1.2) mm long; stylopodium 1.0-1.6(-1.5) mm wide, (0.6-)0.7-0.8(-0.9) mm high; style 0.2-0.3 mm long. Fruit very widely ovate; mericarps rugose, (2.2-)2.4-3.0(-3.2) mm long, 1.3-1.5 (-1.6) mm broad, resin ducts 6.