88 G. King — Materials for a Flora of the Malayan Peninsula. [No. 2, 



Fruiting calyx -with a distinct tube. 



Calyx-tube quite free from the 



fruit ... ... ... 1 Bipterocarpus, 



Calyx-tube aclberent to the fruit 2 Anisoptera. 

 Sepals united at the base only, the short 

 calyx- tube either quite free from the 

 fruit or slightly adherent to it, the 

 calyx-segments or sepals valvate or 

 nearly so. 



Stamens with a single, long apical, 



appendage from the connective 3 Vatica, 

 Stamens with 4 apical append- 

 ages from the anthers and 1 

 from the connective ... 4 Pentacme, 



Sepals free, imbricate. 



The three outer sepals always, 

 and one or both of the inner 

 two occasionally, winged in the 

 fruit ; anthers with a short 

 apical appendage from the con- 

 nective ... ... 5 Shorea, 



The two outer sepals winged in 

 the fruit, the three inner not 

 longer than the fruit and close- 

 ly embracing it ; stamens with 

 a terminal appendage from the 

 connective longer than the 

 anther ... ... 6 Hopea. 



Sepals of fruiting-calyx all enlarged but not 

 exceeding, or only slightly exceeding, the 

 fruit ; pericarp leathery or woody. 



Fruiting calyx embracing the fruit but 

 not adherent to it. 



Sepals of fruiting calyx slightly 

 thickened, 



Sepals of fruiting- calyx ob- 

 long, nearly equal, usually 

 shorter than the fruit, re- 

 flexed or erect ... 7 Hetinodendron. 

 Sepals of fruiting-calyx 

 rotund, unequal (the inner 

 two smaller}, reflexed ... 8 Isoptera. 



