ARTIFICIAL KEY. 



fleshy disc. Stigmas 2 sub-sessile 

 lobed, or 4. . 



Climbing or prostrate herb with cordate 

 leaves and ovaries crowded on fleshy 

 spikes, mixed with peltate bracts • 



Perianth simple green; or, in 

 Euphorbiaceaa, with green or very 

 minute petals. 



Ovary 1-celled. Ovule 1 pendulous. 



Pis. in spikes. Styles 2, or 1-2-partite. 

 Sepals 4 accrescent in fruit. The 

 Mulberry . . . . 



Fls. in axillary cymes (often monoecious). 



Style with two linear arms. Sepals 



4-5 



Fls. peduncled solitary or few together 



axillary. Style with two long arms. 



Sepals 4 embracing the ovary . 



Ovary 2-celled, or if o^ary 1-celled 

 ovules 2 (AntidesnTd) or several 

 (Xylosma). 

 Ovary usually 1 -celled. Els. racemed. 



Stigmas lobed or bifid. 

 Ovary 1-or imperfectly 2-celled. Stig- 

 mas capitate. Fls. in short racemes. 

 Ovules on parietal 

 . . . . . 



Ovules 1-2 in each cell. 



Sepals 3-5. 

 placentas 



Ovary 2-celled. 

 Styles often 

 often dilated 

 2-lobed , 



twice-forked, stigmas 

 and sessile, sometimes 



Perianth double, with caiyx and corolla. 

 Corolla gamopetalous. 



Salix '(p. 402) 

 Piper (p. 384) 



Morns (p. 392) 

 Trema (p. 390) 

 Streblus (p.392) 



Antidesma 



(p. 225) 



Xylosma (p.159) 



Euphorbiaceae 



( P . 209) 



124 



