216 



Euriioi;niACE.-E (Brown, Hutchinson and Train). 



Oia>ER CXXI. EUPHORBIACE-ffi. 



J 



J 



(By N, E. Brown, J, Hutchinsox and D. Prain.) 



Fbtwers monceciouSj usually regular. Pcrurnlh occasionally absent 

 from one or both sexes, usually small, often dissunilar iu the two 

 sexes, simple, valvate or imbricate, calyeine, rarely petaloid, or 

 double, both outer and inner calycinc aad imbricate, or the inner 

 petaloid, imbricate, rarely subvalvate, longer or shorter than the 

 outer. Male: stamens definite or indefinite (1-1,000); tilaments 

 free or connate ; anthers 2- (rarely 3-4-) celled ; cells usually 

 parallel^ adnate to the connective throughout or free except at the 

 base or apex and erect, divaricate or suspended, rarely superposed ; 

 dehiscence usually longitudinal, rarely porous ; rudimentary ovary 

 present or absent. Female : ovary sessile, rarely shortly stipitate, 

 usually 3-, frequently 2- or 4-, very rarely 1- or more than 4-celled; 

 styles usually as many as and continuous Avlth the carpels, free or 

 more or less connate, erect or spreading, entire or 3-tid or laciniate ; 

 inner face of styles or style-arms usually stigmatic 

 ovules in each cell solitary or 2 collateral, pendulous from the inner 

 angle J funicle often thickened ; disc annular, entire or lobed, or of 

 free contiguous or discrete scales^ or none. Fniit usually capsular, 

 of 2-valved cocci separating from a persistent axis, or dehiscent and 

 druitaceous, l-3^celled, or of a single or 2-3 connate nuts. Seeds 

 attached laterally near or above the middle of the cell, with or 

 without a caruncle or an arillus ; albumen usually copious, fleshy; 

 enibryo straight, radicle superior ; cotyledons broad, flat, rarely thick, 

 fleshy. 



Herbs, bliruLs or trees, often witli milky juice. Leaves alternate or opposite, 

 Bimple or rarely compound, sometimes riulimentary, stipulate or exstipulate. 

 Flowers usually small or very small ; inflorescence rather variable. 



■ DliiTRiB, Species about -1000, mostly in tbe tropics of both hemii<pherer:. 



throughout ; 



JrNODiA, Pax in Engl. Jahrb. xxviii. 22 /is An isocycl a trijidinervUty 

 Diels {Menhpcrhtace-ee). 



Tribe 1. Y^HVUOlXEmM.— Apparent fiower composed of a number of stamens 



(really male flowers, each cour^isting of a single stamen jointed to a pedicel 

 and soon falling away from it, with or without a minute ruilimentary calyx) 

 mingled with bracteoies, with or without one sessile or stalked ovary 

 (really a sessile or pedicellate female flower, with or without a small or 

 rudimentary or ^er^' rarely comparatively large calyx) iu their midst. 



