EUPHORBIAOHjS. . 189 



21. Pogonophora Miees.^ — Flowers dioecious ; sepals 5, free or 

 coimate at base, mucli imbricated. Petals same in number longer, 

 barbate within, imbricate. Stamens 5, alternipetalous, often 2- 

 dentate, inserted between tbe lobes of tbe disk ; filaments short free 

 erect ; anthers basifixed elongated introrsely, 2-rimose. Germen 

 rudimentary central erect linear. Disk in female flower hypogy- 

 nous submembranou-s. Germen 3-locular; cells 1-ovulate; style 

 scarcely divided into 3 branches, stigmatiferous 2-lobed at apex; 

 capsule 3-coocate ; seeds exarillate ; hilum wide. — Trees or shrubs ; 

 leaves alternate petiolate penninerved ; stipules small or ; flowers 

 in racemes or ramified glomerate spikes.^ (Trop. America.^) 



22. Microdesmis Pl.* — Flowers dioecious ; sepals usually 6, 

 sub-free or connate at base, imbricate. Petals same in number, 

 alternate longer imbricated or twisted. Stamens 10 {Ganitrocarpus^\ 

 5 of which are oppositipetalous shorter or 5 alternate [Eumicrodesmis) ; 

 filaments inserted round the thickened diskiform base of rudimentary 

 gynseceum, simple erect; anthers iatrorse, 2 rimose, connective 

 sometimes shortly apiculate. Perianth of female flowers like 

 male. Germen 2, 3-locular; ovule solitary. ia cell; style 2, 3, 

 discrete at base, 2 -partite erect much lacerate-papillose. Fruit 

 drupaceous globose. Putamen thick, hard, outwardly much muri- 

 cate; prickles penetrating the flesh of the mesocarp; seed albu- 

 minous ; cotyledons of straight embryo ellipsoid or subcordate sub- 

 equal to terete radicle. — Shrubs ; leaves alternate (2-stichous) simple 

 penninerved, subentire or dentate, pellucid-punctulate ; stipules 

 small subulate ; flowers ^ axillary fasciculate-cymose. {Trop. West 

 Africa, India, China, Borneo^) 



23. Micrandra.^ — Flowers (nearly of Pogonophora) monoecious 

 apetalous; sepals 5, 6, imbricated. Glandules in male flower same 



—A. Jirss. in Arm. So. Nat. s&r. 3, i. 27 (©««s- Akg. in FUra (1864), 434. 



soloma ?). — W. Speo. iv. 879 ; Hort. Berol. t. 51, ■• In Sook. Icon. t. 758. — Clos. in Ann. Sc. 



62.— Jaub. et Spaoh, III. PI. Or. t. 466-468.— Nat. eer. 4, iv. 382.— H. Bn. Mphorb. 668.— B. 



SoNDBB, in Zinncea, xxiii. 129. — Been, in Flora H. Gen. 124. — M. Aeb. Prodr. 1041. 



(1845), 81. — M. Aro. in Seem. Jowrn. of Bot. i. ' Pl. loc, cit. sect. 2. 



337. — H. Bn. in Adansonia, i. 146, 346; iii. *" Eed," dry virescent, small. 



150. ' Spec. 2. Hook. f. Niger, 514, t. 26.— H. 



' In Sook. Journ. of Bot. (1854), 372.— H. Bn. in Adansonia, i. 65. 

 Bn. Euphorb. 332, t. 19, fig. 21-23. — M. Aug. ^ Benth. in Hook. Journ. (1854), 371 (neo R. 



in i;i«««a, xxxiv. 202; Prodr. 1040. Be). — H. Bn. Ewphorb. 333. — M. Aeq. Prodr. 



2 G-en. leaves, inflorescence, and perianth of 709. — Pogonophyllvm Dide. in Nat. For. Vid. 



Icaeina referred to the same regions. Medd. (1857), 22. 



^ Spec. 2. H. Bn. in Adansonia, iv. 286. — M. 



