The differences between Gardenia beamanii and G. griffithii are
highlighted in Table 1. Gardenia beamanii differs by having a shorter calyx limb,
which abruptly flares out towards the calyx mouth and sheaths only a quarter of the
corolla tube. Gardenia griffithii has a longer calyx limb that gradually widens from
the base towards the calyx mouth, sheathing about three-quarters of the corolla
Y. W. L OW & K. M. WONG
A revision of Gardenia for Sundaland, including mainly Sumatra, Java, the Malay
Peninsula and Borneo, has been initiated. In the course of this work it became
evident that there were two undescribed large-flowered species of Gardenia in
Borneo. Their distinction was evident from calyx characters which were also much