Revision of the southeast Asian genus Sageraea (Annonaceae)

Sageraea consists of 9 species, two of which are newly described: S. sarawakensis from Sarawak and S. zeylanica from Sri Lanka. Its distribution ranges from India to the Philippines and Indonesia. Sageraea is closely related to Stelechocarpus , with which it shares the imbricate aestivation of the sepals and petals. Further characteristics are the usually glabrous plants, the coriaceous leaves, the thick, fleshy stamens, and ovules or seeds in 2 series.