EUPHORBIAOE^. 225 



bud-shaped or sacciform, l-2-brokenly-riim)se, 1-2-valved, surrounded 

 at the base with 1 or few unequal braotlets ; ^ male flowers surrounded 

 within the involucre by a few rudiments (various in form) of female 

 flowers.^ ( Warm America?) 



lY. CEOTONE^. 



94. Croton L. — Flowers monoecious or more rarely dioecious, 4-6, 

 generally 5-merous ; male sepals valvate or more or less imbricate. 

 Petals imbricate or oftener finally sub-valvate, sometimes not touch- 

 ing. Glands of disk free alternipetalous. Stamens either sub- 

 definite or definite, sometimes 10, 2-seriate or 5-8, oftener 15-oo , 

 oo -seriate ; filaments free inserted in convex often villose receptacle, 

 infracto-incurved in the bud ; anthers introrse (on account of the in- 

 curvation of the filaments extrorse iu the bud), finally oscillating- 

 erect. Germen rudimentary, sometimes 0. Glands of hypogynous 

 disk free or connate, often thick. Germen 3- or more rarely 2- or 

 4-locular ; ovule in cell 1 , descendent ; micropyle extrorse superior, 

 obtected by obturator; style from base or more or less high 3-lobed 

 or partite ; branches simple 2- or 3- cx)-fid incurved or involute 

 stigmatiferous at apex. Capsule usually 3-coccous, sometimes with 

 difl&culty or late dehiscing ; cocci 2-valved ; seeds arillate at micro- 

 pyle ; cotyledons of albuminous embryo foliaceous, much wider than 

 radicle. — Trees, shrubs or undershrubs, or more rarely herbs ; indu- 

 mentum usually stellate or lepidote ; leaves alternate or sub-verti- 

 cillate, entire or variously incised or lobed, penninerved or digiti- 

 nerved at base; stipules lateral, entire or more or less divided, some- 

 times glanduliform ; iuflorescence terminal; flowers in racemes or 

 spikes, simple or more or less ramified ; female in 2-sexual inflo- 

 rescence inferior 1 or few, sometimes oo ; others male superior soli- 

 tary, in axils of bracts or few oo, cymose or glomerate, {^All hot 

 regions.) See p. 129, 



1 Often corresponding to clefts of involucre. ' Spec. 16, 17. Sohrank in Ohaen. Acad. 



2 A genus remarkable for its enormous bud- Munch, vii. 242 (^Spima). — ? H. B. K., iVw. 

 like inflorescence, formerly constituting a family Gen. et. Spec. vii. 191 (3fj^rM<tVa).— Mart. Serb. 

 or section of ProaopidocUnea, (Kl.). Now 5 sect. : Fl. Bras. 270 {Spixia). — Benth. in Soolc, Joum. 

 1. Eupera (H. Bn.) ; 2, Neopera (Gbiseb.) ; 3. (1864), 322 {Feriditm). — Guiseb. in Nachr. d. 

 Spixia (Leandr.) ; 4. PmWwffJ (Sohott), 6. Wisa. Gmtt. {}.&&5),\i(i; Fl. Brit.W.-lnd.5l.— 

 Sehiamatopeia (Ki,.). H. Bn. in Adansonia, v. 222. 



VOL. V. 2 G 



