Monochlamydeae — Achlamydese. 



15 



94 Leaves alternate, 94* 



94 Leaves opposite, connate, 



94* Herbs, . 

 94*Shrubs, 



95 Land plants, 97 

 95 Water plants, 



96 Leaves simple, 100 

 96 Leaves pinnate, 



97 Shrubs, 98 



97 Herbs, .... 



98 A parasite on trees, 

 98 An erect shrub, 99 



99 Margins of leaves much recurved, 



99 Leaves without recurved margins, 

 100 Stipules ochreate, 

 i(X) Stipules not ochreate, 



loi Shrubs, .... 



loi Herbs, 102 



102 Fruit lenticular, , 

 102 Fruit dicoccous, . 



[Paronychiaceae 

 Chenopodiaceae 

 . [Rhamnaceae 



[Haloragaceae 

 . [Rosaceae 



Chenopodiaceae 

 Loranthaceae 



[Empetraceae 



. Euphorbiaceae 



Polygonaceae 



[Rhamnaceae 



Urticaceae 

 , Euphorbiaceae 



38] 

 123 



44] 

 60] 



52] 



123 



128 



128] 

 128 

 125 



44] 



130 

 128 



Achlamydeae. 



Perianth absent— flowers having neither calyx nor corolla. 



Flowers in catkins, 103 



Flowers not in catkins, 104 



103 Fruit usually in cones — style and stigma 



absent, Coniferae 135 



103 Fruit not in cones, style and stigma present, 105 

 104 Trees, ......... [Oleaceae 98] 



104 Herbs, [Euphorbiaceae 128] 



105 Leaves without stipules, . . . Myricaceae 135 



105 Leaves with stipules, 106 



106 Flowers dioecious, Salicaceas 133 



106 Flowers monoecious, 107 



107 Fruit a nut enclosed in a cup-like 



involucre, Cupuliferae 131 



107 Fruit small, not enclosed in a cup, . Betulaceae 132 



