Tristira
Content
Description
Tree, monoecious.
Leaves paripinnate. 3-7-jugate, without pseudo-stipules, neither petiole nor rachis winged.
Inflorescences terminal and in the upper leaf-axils, thyrsoid;
Flowers actinomorphic, unisexual, male and female in the same inflorescences.
Sepals 5, free, imbricate, outer 2 slightly smaller, the inner more or less petaloid towards the margin, outside and inside densely appressedly short-hairy.
Petals absent.
Stamens 8 or 9, exserted in male flowers;
Ovary short-stipitate, smooth, densely fulvous-pilose, 3-locular, tapering into the terminal style;
Fruit indehiscent, sessile or stipitate, trigonous-ellipsoid to -globular, slightly grooved, winged;
Seeds glabrous, without arillode, not winged.