Guioa venusta

Primary tabs

Guioa venusta


Small tree, 2-2.5 m high. Branchlets sericeous when young; Leaves 4-9-jugate; Inflorescences axillary, unbranched to branching basally and along the terete, pilose, 1.9-5.4 cm long axis; Flowers in bud. Sepals 5, ovate, margin pilose, with glands, outside and inside glabrous; Petals 5, immature, 0.2-1.1 by 0.1-0.2 mm, no distinct claw yet, margin pilose, outside and inside glabrous, white; Stamens 8; Fruits with 1 or 2 well developed lobes, 0.7-0.8 by 0.6-0.9 cm, smooth to slightly rugose, glabrous, blackish when dry; Seeds immature.


Asia-Tropical: New Guinea (Irian Jaya present), Biak present, Japen Island present, Schouten Island present
Malesia: Irian Jaya (Schouten Island: Biak, and Japen Island).


The type of G. venusta, from Japen Island, is somewhat different from the specimens from Biak. It has smaller (1.8-3.9 by 0.6-1.2 cm versus 2.9-6.5 by 0.6-2 cm), more numerous pairs of leaflets (6-9 versus 4 or 5), and the petiole is more densely sericeous.


Radlk. 1933 – In: Engl., Pflanzenr. 98: 1160
Welzen 1989: p. 295. – In: Leiden Bot. Series: f. 127
Radlk. 1921 – In: Bot. Jahrb.: 280
Radlk. 1879 – In: Sitzungsber. Math.-Phys. CI. Konigl. Bayer. Akad. Wiss. Mtinchen: 609