Mallotus minimifructus S.E.C. Sierra, Blumea 52: 79 (2007)

Name meaning 'with very small fruits'.


Shrubs to small trees, 310 m high; dioecious or rarely monoecious. Outer bark smooth. Indumentum composed of simple and tufted hairs and yellow to orange glandular hairs. Stipules triangular to narrowly triangular, 410 by 1.41.6 mm, persistent to caducous. Leaves opposite, petiole 150 by 0.61 mm, densely hairy to scatteredly hairy; blade ovate to obovate (the smaller leaf obcordate), 1422 by 510 cm, length/width ratio 1.83.3, membranaceous (to chartaceous), base shallowly emarginate, obtuse to cuneate, margin denticulate, dentate to crenate, with glandular teeth, apex caudate, upper surface densely to scatteredly hairy on midrib and nerves, extrafloral nectaries marginal in lower half, 27 per side, 12.5 mm from margin, lower surface sparsely to scatteredly hairy, sparsely covered with glandular hairs, domatia rarely present, venation triplinerved, nerves 69 per side, indistinctly looping and closed near margin or ending in margin. Inflorescences racemes, single, erect, unisexual or rarely bisexual; axes densely to sparsely hairy; peduncle 924 by 0.81 mm; bracts triangular, persistent; bracteoles sometimes present, triangular, 11.5 by 0.20.3 mm, early caducous. Flowers: pedicels densely to sparsely hairy; sepals 3 or 4, free, persistent, margin entire, apex acute, densely hairy and with glandular hairs outside, glabrous inside. Staminate inflorescences 610 cm long, nodes per branch 1227, with 15 flowers per bract; bracts 1.21.4 by 0.50.6 mm. Staminate flowers 3.34 mm diam.; pedicels 1.73 mm long; sepals elliptic to obovate, 2.83.2 by 11.2 mm; disc-glands present; stamens 4090, glabrous; pistillode absent. Pistillate inflorescences 3.412 cm long, nodes per branch 1020, with 1 flower per bract; bracts 1.51.7 by 0.60.7 mm; bracteoles absent. Pistillate flowers 2.83.8 mm diam.; pedicels 13 mm long; sepals narrowly triangular, 22.4 by 0.81 mm; staminodes rarely present; ovary 1.31.5 by 1.31.6 mm, 3-locular, sparsely hairy, sparsely covered with glandular hairs; style 0.20.6 mm long; stigmas 2.25.5 by 0.81.2 mm. Fruits capsules, 510 by 811 mm, green, opening septicidally- loculicidally, surface spiny, sparsely (to densely) hairy, sparsely covered with glandular hairs; spines 100200 (rarely more), curved, 1.53.5 by 0.10.2 mm, sparsely hairy, red; Seeds globose, 45.1 by 3.55 by 3.54.5 mm, surface smooth, shiny, dark brown.

Locally common in understorey of primary forest or in disturbed areas; on basalt, clay-loam, limestone, sandy soil or ultramafic soil. Altitude: sea level up to 800 m.

Roots are used against fever.

Borneo, Philippines, Sulawesi.

Local names
Borneo (Sarawak): Entak empuluh.
Philippines: Tiolu gletin.