566 



SYSTEMATIC BOTANY. 



b^ Leaves with stipules. 



1 . Carpels more or less distinct, or solitary . Rosacece. 82. 



2. Carpels combined into a solid pistil. 



Leaves opposite Ehizophoraceee. 115, 



Leaves alternate. 



Placentas axile Lecythidacece . 107.: 



Placentas parietal Homaliacece. 101. 



2. Flowers Oligandrous Stamens less than 20. 



A. Ovary wholly superior. 



a. Leaves without stipules. 



1 . Carpels more or less distinct, or solitary. 

 Carpels with hypogynous scales. 



Each carpel having one scale . . . CrassulaceeB . 89. 

 Each carpel having two scales . . . Francoacece. 90. 

 Carpels without hypogynous scales. 



Carpels several all perfect .... Calycanthacecc . 83. 

 Carpel solitary, or all but one imperfect. 

 Leave.s without dots. 



Ovule single, suspended bya cord rising 



from the base of the carpel . . Anacardiacece. 76. 

 Ovules collateral, ascending, sessile . Connaracece. 78. 

 Leaves dotted Amyridacece. 79. 



2. Carpels combined, {at least by their ovaries) 



into a solid pistil. 

 Placentas parietal. 

 Flowers with a ring or crown of sterile 

 stamens. 



Flowers unisexual. 

 Female flower coronetted . . Pangiacece. 98. 

 Female flower not coronetted . Papayacece. 97. 



Flowers hermaphrodite . . . Malasherbiacete. 95. 

 Flowers without sterile stamens . . Turneracets, 96. 

 Placentas axile. 

 Styles distinct to the base. 

 Carpels each with one hypogynous scale Crassulacea. 89- 

 Carpels without hypogynous scales . SaxiJragacecB, 85. 

 Styles more or less combined. 

 Calyx imbricate. 



Sepals 2 Portulacacece. 92. 



Sep.ils more than 2. 

 Ovules ascending .... Celastracece. 71. 

 Ovules suspended .... Bruniacece. 119. 

 Calyx valvate or open. 



Stamens opposite to the petals, iso- 



merous Rhamnacex. 75. 



Stamens alternate with the petals if 

 isomerous. 



Leaves simple. Calyx tubular . Lythraceee. 84. 

 Leaves compound. Calyx not tu- 

 bular Amyridacece. 79. 



b. Leaves with stipules. 



1. Carpels distinct, or solitary. 



Fruit legiuninous ; odd sepal inferior . . I,rguminos<B . SO. 

 , Fruit not leguminous ; odd sepal superior . Rosacea:, 82. 



2. Carpels combined, (at least by their ovaries) 



into a solid pistil. 

 Placentas parietal. 

 Flowers with a ring of appendages . . Passifloracecc. 94. 

 Flowers without a ring of appendages . Moringacecc. 81. 

 Placentas in the axis. 



Stvles distinct to the base. 



Petals minute ParonychiacecE. 91 i 



Petals conspicuous. 



Leaves opposite CunoniacecE. 88. 



Leaves alternate Saxifragaccce. 85. 



