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Stamens solitary between the staminodes. 

 Petals iingniculate, with 2 lateral 

 lobes and a long subterniinal ap- 

 pendage ... ... ... 10. Bnettneria. 



Petals linear not lobed, concave not 



unguiculate at the base .». 11. Commersonia, 



Stamens in several series ... ... 12. Leptonychia. 



1. Sterculia, Linn, 



Trees or shrubs. Leaves simple, entire or palmately lobed, some- 

 times digitately compound. Inflorescence panicled or racemose, usually 

 axillary and crowded towards the apices of the branches. Flowers male 

 and hermaphrodite. Calyx campanulate or rotate, 4-6 lobed, often 

 coloured. Petals 0. Staminal column bearing a head or ring of usually 

 sessile, 2-celled, anthers at its apex, the cells often divergent. Carpels 

 5, distinct or slightly cohering, 2 to many-ovuled, borne on the apex of a 

 more or less elongated gynophore ; styles more or less connate : stigmas 

 free or united so as to form a peltate lobed disc. Bipe carpels distinct, 

 spreading, sessile or stalked, follicular, from membranous to woody, with 

 several (rarely many) seeds ; or navicular with a single seed. Seeds 1 to 

 many, sometimes winged, rarely arillate ; albumen bipartite, flat or lobed : 

 cotyledons thin flat and adherent to the albumen, or fleshy ; radicle near 

 to or remote from the hilum. Distrib. About 70 species tropical and 

 chiefly Asiatic. 



Sect. I. Eusterculia, Endl. Follicle coriaceous or 

 woody. Seeds two or more. 



Leaves simple, orbicular or reniform. 

 Leaves lobed. 



Follicles glabrous within, the edges 

 only ciliate ; gynophore and stami- 

 nal tube glabrous ... ... 1. S. villosa. 



Follicles hispid-pilose within ; gyno- 

 phore and staminal tube hairy ... 2. S. ornafa. 

 Leaves not lobed ... ... 3. S. inacrophylla. 



Leaves simple, longer than broad ; not or- 

 bicular or reniform. 

 Leaves quite glabrous. 



Calyx-lobes not cohering by their 

 apices ... ... ... 4i. S. laevis. 



Calyx-lobes cohering by their apices. 

 Flowers in racemes : nei'ves of 



leaves G pairs or fewer ... 5. 8. hyposticta. 



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