Kostermanthus
Content
Description
Large trees, ultimate shoots not divaricate.
Leaves glabrous on both surfaces with minute papillae on veins giving a beaded appearance.
Stipules to 7 mm long, foliaceous, persistent, lanceolate to ovate.
Inflorescence an unbranched or little-branched terminal or axillary raceme with shortly stalked congested cymules proximally and singly inserted flowers distally.
Flowers hermaphrodite, strongly zygomorphic.
Petals 5, unequal in size and shape, the 2 posterior larger than the others, markedly ungulate and enclosing stamens in bud.
Stamens 8-30, inserted unilaterally on margin of disk;
Ovary inserted laterally at mouth of receptacle;
Fruit large, hard;