BIXAGEM. 321 



ceptacle shortly cupuliform. Sepals 4, valvate. Stamens <x, some- 

 times subclefinite in number (8-15) (Apharema 1 ) ; filaments inserted 

 within receptacle, 2— go -seriate, slightly perigynous, filiform; 

 anthers oblong or shorter (Raleighiar) extrorse, finally versatile, 

 longitudinally rimose ; filamentous hairs 3 at exterior of androceum 

 inserted at throat of receptacle, crowded {Euabatia), or thinner 

 {Raleigltia), sometimes or very few (Ap/tarema). Germen free, 

 central, 1-locular; style slender, tubular, apex stigmatiferous, entire 

 or shortly 3-lobed ; placentas parietal 2-4, oo-ovulate. Capsule 

 globose, accompanied by base of calyx, subcoriaceous, loculicidal. 

 Seeds cc, more or less winged ; testa crustaceous ; albumen fleshy; 

 embryo axile straight ; cotyledons short. — Glabrous shrubs, or more 

 or less clothed with fasciculate hairs ; leaves opposite or verticillate, 

 serrate, exstipulate ; flowers in erect terminal racemes, bracteate 

 (Troj). and Subtrop. America*). 



IV. LACISTEME^]. 



25. Lacistema Sw. — Flowers hermaphrodite or polygamous; 

 receptacle minute convex. Sepals 4-6, free, sometimes very short 

 or 0, often unequal, incurved at apex in bud, persistent. Disk 

 unequally-cupulate, obtusely lobed, regular or anterior usually much 

 larger; margin sometimes variously inflexed. Stamen 1, interior 

 within disk anterior ; filament free, hypogynous, apex dilated in 2- 

 crurate connective ; anther cells separate, terminating each branch 

 marginally or inwardly rimose. Germen superior, subsessile or shortly 

 stipitate, 1-locular ; style erect, apex divided in 3 lobes, slender, re- 

 curved, unequal, stigmatiferous ; lobes 2 anterior ; the third posterior ; 

 parietal placentas 3, alternating with style lobes; each 1, 2-ovulate 

 (sometimes 1, 2 sterile) ; ovules descending, incompletely anatropous ; 

 micropyle introrse superior. Fruit drupaceo-capsular, finally locu- 

 licidal, 3-valved ; interior of valves placentiferous at middle ; fertile 

 usually 1, 1-spermous. Seed descendent ; exterior fleshy; testa crusta- 



476, t. 16. — B. H., Gen., 199, 1007, n. 9. — 2 Gakdn., in Hook. Lond. Journ., iv. 97.— 



H. Bn., in Adansonia, x. 255. — Myriotriche B. H., Gen., 799, n. 10. 



Txjecz., in Bull. Mosc. (1863), i. 554. — Gra- 3 Perhaps in sterile stamens filaments much 



niera Mand. & Wedd., PI. And. Boliv. ~Exs., n. attenuated; stamens either all fertile or partly 



1511 (ex B. H.).- antherless ? 



Miees, in Proceed. Jlort. Soc. (1863), 4 Spec, ad 8. H. B. K., Nov. Gen. et Spec., v. 



294.— B. H., Gen., 799, n. 11. 358, t. 486.— H. Bn., in Adansonia, x. 256.— 



Walp., Rep., v. 834 {Paleujliia). 



VOL. IV. T 



