Genera Incertae Sedis
Shrub; leaves opposite, petiolate, simple (ovate) or trifoliolate (leaflets ovate), serrulate to subentire; inflorescence of axillary cymes, long-pedunculate, with secund, monochasial branches, grading into a terminal paniculiform thyrse; calyx actinomorphic, accrescent, campanulate in flower, cup-shaped and essentially truncate in fruit, 5-lobed, lobes triangular, very short; corolla white with yellowish posterior lip, 2-lipped, 5-lobed (2/3), anterior lip with median lobe largest; stamens 4, didynamous (anterior pair longer), slightly exserted, thecae divaricate, confluent at dehiscence; pollen tricolpate, tectate-perforate, suprareticulate, columellae simple; ovary unlobed; stigma-lobes short, unequal; disc absent; fruit globose, indehiscent, breaking with pressure into 4 nutlets, these reticulately ridged, glabrous, glandular-punctate, abscission-scar lateral, as long as nutlet. One species: G. siamensis H.R. Fletcher, forests in China (Yunnan), Thailand, and Indonesia.
Native to:36 China41 Indo-China42 Malesia
Garrettia H. R. Fletcher, Bull. Misc. Inform. 1937: 71 (1937).
© Royal Botanic Gardens, Kew