22. EUPH0RB1ACEJS. 



valved cocci, or a drape with a 1 -more-celled putamen. Seed 

 sometimes aril late or with a caruncle. Embryo straight with 

 flat foliaceous cotyledons in a fleshy albumen, very rarely 

 exalbuminous with fleshy cotyledons. 



T. Cells of ovary 2-ovuled. 



A. Male fls. reduced to single pedicolled stamens, 



surrounded by a calyx-like invoiucre, which 

 sometimes also includes a solitary pedicel l«d 

 ovary. 



Trees, shruDs, or herbs, often fleshy, with milky 

 juice 1. Euphorbia. 



B. Fls. not reduced to single stamens and pistils. 



1. Tribe Phyllantheaa. Perianth 1-2-seriate. 

 Petals sometimes present. St. 3-6 (sep. 

 and anths. 4-12 in Glochidion spp.) free 

 or connate. Ovary 2-many-celled. Fls. 

 fascicled, rarely few in the axils. Stigmas 

 not dilated. The leaves are often small 

 and distichous, the twigs bearing them 

 simulating pinnate leaves, the resemblance 

 to such being very striking when, as is 

 often the case, the whole twig is deciduous. 



(a) Petals present, very small. Sepals 



valvate. Stamens united into a column 

 below. 



Ovary 2-celled. Fruit a drupe « . . .2. Bridelia. 



Ovary 3-celled. Fruit dry, ultimately dehiscent . 3. Cleistanthus. 



(b) Petals absent. Sepals imbricate. 



(i) Calyx 4-6-lobed or partite, campanulate 

 or spreading. St. 3 or more. 



Disc 0. Styles united in a column round a depressed 



center. Frt. multilocular capsular . -4. Glochidion. 



Disc of small glands. Stigmas sessile or sub- sessile. 



Frt. baccate 5. Kirganelia. 



Disc of distinct scales (exc. P. Emblica). Styles 



slender. Pistillode .6. Phyllanthus. 



Perianth sub-petaloid. Styles slender recurved 

 connate at base. Pistillode large . . .7. Flueggea. 



(ii) Calyx of male swollen, sometimes 

 thickened round a minute mouth, 

 St. 3. 



Male calyx turbinate or hemispheric . • .8. Breynia. 



210 



