xxviii Introduction. 



Stamens porigynous. Eroct shrubs with simple 



leaves and inconspicuous flowers Rhamnece, page 101 

 Stamens hypogynous. Petals cohering at the 

 tips and falling off without separating. 

 Climbing shrubs . Ampclidece, p. 103 

 ft Leaves exstipulate. 



* Carpels more or less distinct or solitary. 



Anthers opening by recurved valves. Evergreen or deciduous 



shrubs with yellow flowers . . * . Berbcridea, p. 28 

 Anthers opening longitudinally. 



Fruit leguminous. Herbs, shrubs, or trees usually having 



compound leaves and irregular flowers Leguminosce, p. 113 

 Fruit not leguminous. 



One hypogynous scale on the base of each carpel. 



Succulent herbs with cymose flowers . Crassulacea, p. 188 

 Two hypogynous scales at the base of each carpel. 

 Scapigerous herbs with the parts of the flowers in 

 fours . . . , ' , , Francoa, p. 182 

 Carpels without hypogynous scales. 

 Albumen very abundant ; embryo mJnuto. 



Flowers unisexual or polygamous. Climbing shrubs 

 with divided leaves and purplish flowers 



Akebia and Lardizabala, p. 34 

 Flowers hermaphrodite. 



Herbs. Albumen solid . . Ranunculacca, p. 1 

 Shrubs. Albumen ruminated . . Anonacca, p. 27 

 Albumen in small quantity or wanting. 

 Carpels several, all perfect. 



Carpels enclosed in the urceolate torus. Shrubs 

 with opposite deciduous simple loaves, 

 and fragrant aromatic flowers having the 

 sepals and petals in several series, passing 

 gradually from one into the other, Calycanthea, p. 22 

 Carpels on a conical torus. Climbing shrubs 

 with large simple leaves and inconspicuous 

 unisexual flowers . . Menispermacea, p. 27 

 ** Carpels consolidated. 

 Placentas parietal. 



Stamens tetradynamous (6, 2 shorter than the others). Herbs ; 



sepals 4, petals 4 Crucifcrce, p. 43 



Stamens not tetradynamous. 



Stamens indefinite. Hypogynous disk large. Shrubs 



Capparidea, p. 53 



Stamens definite. Hypogynous disk large. Herbs having 

 inconspicuous fragrant flowers and an open capsule, 



Rcscdacea, p. 64 



Stamens indefinite. Hypogynous disk very small or absent. 

 Herbs with a coloured juice and showy flowers ; 

 petals often crumpled ; sepals very fugacious Papaverea, p. 36 

 Stamens definite. Trailing herbs with very small leaves 



and small pink flowers . . .: Frankeniaceat, p. 61 

 Placentas covering the dissepiments. Water plants Nymphaaceee, p. 34 



