Introduction. xxv 



Stamens quite free. Large trees with simple deciduous 



leaves and rather small flowers . . . Tilia, page 84 

 ff Leaves exstipulate. 



* Carpels more or less distinct (at least when young), or 



solitary. 

 Stamens perigynous. 



Carpel solitary. Deciduous or evergreen trees or shrubs 

 with alternate leaves and white or pink flowers, 



Rosdcea, tribe Prunea, p. HO 

 Carpels more than one. Herbs or shrubs, various, 



Bosacea!, p. H2-170 

 Stamens hypogynous. 

 Herbs with regular or irregular bisexual flowers 



Ettnunculacea, p. 1 



Climbing shrubs with unisexual inconspicuous flowers 

 and spicate or capitate carpels, 



Magnoliacece, tribe Schizandrece, p. 26 

 Trees or shrubs with alternate leaves, dull-coloured tri- 

 merous * flowers and aromatic ruminated albumen, 



Anonacece, p. 27 

 Shrubs or herbs with simple opposite dotted leaves and 



yellow flowers; stamens united in bundlesfl^wmea?, p. 76 

 Shrubs or trees with trifoliolate pinnate or rarely simple 



leaves and inconspicuous flowers . Anacardiacea, p. 1 1 1 

 ** Carpels combined forming a syncarpous fruit, having more 



than one placenta. 

 Placentas parietal, in distinct lines. 



Juice watery. A spiny shrub with simple leaves and 

 white flowers, seed vessel elevated on a long stalk, 



Capparis, p. 53 

 Juice milky. Herbs having showy evanescent flowers, 



Papaveracece, p. 36 



Placentas spread over the dissepiments. Water-plants with 

 showy white or yellow flowers and floating orbicular 

 leaves . . . . . - - Nymphceacece, p. 34 

 Placentas axile. 

 Stigma simple. 



Ovary 1 -celled, with a free central placenta. Herbs 



having succulent leaves and showy flowers Portulacea, p. 74 

 Ovary many-celled. Stamens hypogynous; petals 

 crumpled ; seeds numerous. Shrubs with fuga- 

 cious yellow or white flowers . . Gistinc, p. #5 

 B. Stamens fewer than twenty. 

 Ovary inferior or partially so. 

 f Leaves stipulate. 

 Placentas axile. 



Flowers completely unisexual. Herbs having unsymme- 



trical flowers and an angular or winged fruit Begoniacea, p. 20f 

 Flowers hermaphrodite or polygamous. Stamens of the 



1 Incorrectly termed ' tetramerous ' at page 27. 



