ARTIFICIAL TABLE. 245 



68. Fruit onc-cellcd ; if two-celled, then the dis- 



sepiment a spurious one . . 69 



Fruit with several cells . . 73 



69. Stamens tetradynamous ; that is, four long 



and two short . The CruciferoiLs Tr. 



Stamens not tetradynamous . . 70 



70. H}-pogynous, disk large . . 71 

 H}^og}'nous, disk absent . . 7^ 



71. Ovary stalked . . . The Caper Tr. 

 Ovary sessile . . The Mignonette Tr. 



72. Calyx 5-leaved . , The Turnera Tr. 

 Calyx 3 or 4-leaved . . The Poppy Tr. 



73. Placentas covering the dissep. The Water-Lily Tr. 

 Placentas confined to the axis . 7^ 



74. Styles distinct to the base . . 7<5 

 Styles consolidated ... 80 



75. Calyx in a broken whorl . . 76 

 Calyx in a perfect whorl . . 77 



76. Stamens in several parcels The Tutsan Tr. 

 Stam. in a perfect whorl (monadelphous) Flax Tr. 



77. Carpels each subtended by an hypogynous 



scale . . The Houseleek Tr. 



Carpels scaleless ... 78 



78. Carpels % divaricating at end The Saxifrage Tr. 

 Carpels more than two, often with a free 



central placenta . • • 79 



79. Calyx tubular . . The Catchfly Tr. 

 Calyx 5-, or 4-parted . The Chickwced Tr. 



80. Estivation of calyx imbricated . 8 1 

 Estivation of calyx valvate or open . \)C) 



