262 



MANUAL OF BOTANY 



Saxifragacece, Cunoniacece, Begoniacece,Datiscacece, Mesembry- 

 anthacece, PassifloracecB, Myrtacece, OnagracecB, Saviydacees, 

 HaloragacecB, Comhretacem, HamamelidacecB, and Araliacece. 

 Sub-class 2. Gamopetalae : — Oleacece and PrimidacecB. 



Synopsis of the British Natural Orders of 

 Monoc hlamydecB. 



A. Male flowers in catkins. 

 Flowers dioecious. 



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 indebiscent. 



Stamens 4 — 5, epipliyllous .... 



Stamens 6 — 12, epigynous .... 



Ovary one, superior. Perianth sometimes aVjsent. 



Fruit separating into several carpels. No 



j)eriantli ...... 



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 'd. Perianth 

 scaly, imbricated ..... 



Fruit dry. 



Stamens 3 or more. Perianth tubular 

 Stamens 12-20. Perianth lU-12-cleft 

 Flowers perfect or polygamous. 



Perianth 3-5-cleft, herbaceous. Fruit 

 a utricle ...... 



Perianth 3-cleft, sccirious 



Perianth tubular. Stamens perigynous 



tlie Sub-class 



Scdicacece. 

 Myricacece. 



Betalacecc. 

 Cupidiferce. 



Santalacece. 

 Aristolochiaceie. 



EuphorhiacecB. 



Polygonarece. 



Urticacecp. 



Cannahinacece. 



TJlmacece. 



Eiyijjefrarece. 



EJ(pagnacece. 

 Ccratoi^hyllacecf. 



Clioi opodia cece. 

 AmarantJtacece. 

 TJiymelacece. 



