144- STERCULIACEAE 355 



7. (i.) Petals minute or wanting. Stamens 5, free or almost free. Ovary 



3 — 5-celled, with 3 or more ovules in each cell. Shrubs. — Species i. 



Madagascar. [Tribe LASIOPETALEAE.] . . Keraudrenia Gay 



Petals distinctly developed 8 



8. Carpels distinct, surrounded by 5 — 10 petal-like staminodes twisted in 



the bud. Stamens 10 — 30, inserted upon a raised receptacle, free. 



Fruit winged. Trees. Flowers panicled. [Tribe MANSONIEAE.] 9 



Carpels not surrounded by petal-like staminodes. Anthers 2-celled. . 10 



9. Calyx spathe-like. Petals oblong, with a gland at the base. Stamens lo, 



inserted upon a long androphore. Staminodes 10, oblong-linear, 

 glabrous. Leaves toothed. Panicles terminal, many-flowered. — 

 Species i. West Africa. Yields timber. . , . Achantia A. Chev. 

 Calyx 5-parted. Petals obovate, without glands. Stamens 30, upon a 

 short androphore. Staminodes 5, ovate, downy. Leaves lobcd. 

 Panicles lateral, few- flowered. - — Species i. West Africa. Yields 

 tiniber Triplochiton K. Schum. 



10. Petals or their lower part hooded 11 



Petals or their lower part flat or slightly boat-shaped, sometimes one of 



them hooded, the others flat 18 



11. Ovary i-celled, with a single ovule. Stamens united in pairs. Staminodes 



none. Petals clawed, with a spur-like appendage. Trees. — Species i. 

 Equatorial West Africa. The bark and the seeds are used as condiments. 



Hua Pierre 



Ovary 2- or more-celled, with two or more ovules in each cell. [Tribe 



BUETTNERIEAE.l 12 



12. Staminodes absent. Fertile stamens 10, united at the base. Sepals at 



first imbricate. Petals with a saucer-shaped claw and a lanceolate blade. 

 Ovary 5-celled, with numerous ovules. Shrubs. Leaves undivided. 

 Flowers in racemes. — Species i. West Africa (Congo). 



Cotylonychia Stapf 

 •Staminodes present 13 



13. Stamens united in pairs or bundles. Shrubs or tree.^. [Subtribe 



THLOBROMINAE.] I4 



Stamens united below in a ring or tube ; anthers solitary between the 

 barren lobes. Petals with a blade. Ovules 2 — 3 in each ovary-cell. 

 [Subtribe buettnerinae.] 17 



14. Petals with a blade above the hood. Ovules numerous in each ovary- 



cell 15 



Petals without a blade 16 



15. Petals with a 2-parted blade. Staminodes short. Fruit with a woody, 



prickly rind, dehiscent. Cotyledons coiled. Trees. Leaves serrate. 

 Flowers in panicles. — Species i. Cultivated in the tropics, naturalized 

 in the Mascarene Islands. Yields timber, fibre, a mucilage used for 

 clarifying sugar, fodder, edible fruits, and medicaments. 



Guazuma Plum. 



