Petalostigma

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Petalostigma

Description

Shrubs or trees, evergreen, dioecious; Bark greyish black, tessellated. Leaves spirally arranged, simple, petiolate, elobate, margin entire, glands absent, penninerved. Stipules entire, inconspicuous, caducous. Inflorescences axillary, bracteate fascicles or very short racemes with groups of flowers. Flowers actinomorphic; Fruits capsular, quadri- or trilobate, tardily dehiscing septicidally into bivalved cocci; Seeds ellipsoid to flattened ellipsoid to ovoid;

Distribution

Asia-Tropical: New Guinea present, Australasia
Five species from Australia, one also in Malesia: New Guinea.

Citation

Airy Shaw 1980 – In: Kew Bull.: 661
F.Muell. 1980 – In: Kew Bull.: 178
Pax & K.Hoffm. 1922 – In: Engl., Pflanzenr. VI: 281
Radcl.-Sm. 2001: Gen. Euphorbiacearum: 95
Airy Shaw 1976 – In: Kew Bull.: 366
P.I.Forst. & Welzen 1999 – In: Blumea: 105
G.L.Webster 1994 – In: Ann. Missouri Bot. Gard.: 58