262 



MANUAL OF BOTANY 



SaxifragacecBf Cunoniacece, Begoniacece^DatiscacecBi Mesemhry- 

 anthacece, Passifloracece, Myrtacem^ Onagracece, Samydacets, 

 HaloragacecB, GoTuhretacecBt HamameUdacecBy and Araliacece. 

 Sub-class 2. Gamopetalge : — Oleacece and Primidacece. 



Synopsis of the British Natural Orders of 

 Monochlamydem. 



A. Male flowers in catkins. 

 Flowers dicecions. 



Male and female flowers in catkins. 



Fruit dry 



Fruit drupaceous 

 Flowers monoecious. 

 Flowers all in catkins 

 Male flowers only in catkins .... 



B. Flowers not in catkins. 



Ovary inferior. Fruit indehiscent. 

 Stamens 4 — 5, epiphyllous 

 Stamens 6 — 12, epigynous 

 Ovary one, superior. Perianth sometimes absent. 

 Fruit separating into several carpels. No 

 perianth .... . . 



Fruit not separating into carpels. 

 Leaves stipulate. 

 Stipules ochreate 



Stipules free deciduous. Ovary 1-celled. 

 Perianth 4 — 5-parted 

 Perianth of female flower scale-like, open 

 Stipules free deciduous. Ovary 2-celled 

 Leaves exstipulate. 



Flowers monoecious or dioecious. 



Fruit fleshy. Stamens 2 or 3. Perianth 



scaly, imbricated . 

 Fruit dry. 



Stamens 3 or more. Perianth tubular 

 Stamens 12-20. Perianth 10-12-cleft 

 Flowers perfect or polygamous. 

 Perianth 3-5-cleft, herbaceous. Fruit 



a utricle 

 Perianth 3-cleft, scarious 

 Perianth tubular. Stamens perigynous 



the Sub-class 



Salicacece. 

 Myricace<^. 



Betnlacem. 

 GupulifercB. 



Santalacem. 

 AristolocMacece. 



EuphorhiacecB. 



Polygonacece. 



UrticacecB. 



GannahinacecE. 



UhnacecB. 



Er)ipetrace(^. 



El(2agnacecc. 

 Gfiratophyllacece. 



GhenojJodiar em . 

 Amaranthacecs. 

 Thymelacece. 



