Flora of the Malayan Peninsula. 



389 



Leaves alternate or scattered; corolla funnel-shaped, 

 large, lobes overlapping to left ; fruit drupaceous, over 

 2 in. long 



Leaves opposite or whorled ; corolla hypocrateriform, 

 lobes overlapping to right : — 



Leaves usually whorled, fleshy when green, membra- 

 nous when dry ; fruit drupaceous, over 2 in. long . . 

 Leaves opposite, membranous to subcoriaceous; fruit 

 capsular, angled . . 

 Carpels 6-OD-ovuled ; fruit of 2 follicular mericarps 

 (Subtribe 3. Euplumeriix^) : — 

 Leaves in whorls, main-nerves prominent ; cotyledons 

 flat:— 

 Follicles slender, long, cylindric ; seeds small, ob- 

 long, with tufts of hair at the ends ; style filiform ; 

 stamens usually near the top of the tube 

 Follicles very large, stout; seeds large, with a 

 membranous wing ; style none or minute ; stamens 

 usually at the middle of the tube 

 Leaves opposite : — 



Follicles slender, with comose seeds ; style short ; 

 cotyledons complicate 



Follicles stout, short, with arillate non-comose 

 seeds ; style filiform ; cotyledons flat 

 Anthers included or exserted, conniving in a cone around the 

 top of the style and adherent to the stigma by a point on the 

 connective, cells produced downwards into empty spurs ; ovary 

 of 2 distinct rarely connate carpels united by the style ; fruit 

 of 2 follicular mericarps ; seeds comose at one or both ends 

 (Tribe III. Echitide.e) : — 

 Anthers more or less exserted (Subtribe 1. Paesonsiin^) : — 

 Corolla-lobes valvate ; carpels connate in flower 

 Corolla-lobes imbricate ; carpels separate : — 

 Corolla-throat naked ; cotyledons flat : — 



Corolla rotate ; connective of anthers thickened at 

 back 



Corolla hypocrateriform ; connective not thickened . . 

 Corolla-throat usually with scales, rotate or hypocrateri- 

 form ; cotyledons convolute 

 Anthers included : — 



Corolla-throat with 5-10 scales (Subtribe 2. Nerux^) : — 



Corolla-lobes long or tailed 

 Corolla-throat naked (Subtribe 3. Echitidin^) : — 

 Corolla-lobes valvate or overlapping to the left : — 



Corolla-lobes valvate, tube urceolate ; flowers minute. . 

 Corolla-lobes overlapping to left, tube subcampanulate ; 

 flowers small 

 Corolla-lobes imbricate, overlapping to the right : — 

 Corolla minute, urceolate, lobes scarcely twisted to left 

 in bud . . 



8. Cebbera. 



10. 



OCHBOSIA. 

 KOPSIA. 



11. Alstonia. 



12. Dyera. 



13. 



14. 



holarrhena. 

 Ervatamia. 



15. Parsonsia. 



16. 



Vallaris. 



17. 



POTTSIA. 



18. 



Wrightia. 



19. 



Strophanthus 



20. 



Urceola. 



21. 



Pabameria. 



22. 



ECDTSANTHERA. 



