LIST OF ILLUSTEATIONS. xix 



FIGURE PAGE 



84. Stamen of Jatropha Pohliana, with foliaceous membranes to 



the anther-cells ... ... ... ... ... ... ... 302 



85. Metamorphosed and foliaceous ovules of Mignonette ... ... 305 



86. Metamorphosed and foliaceous ovules of Sisymbrium Alliaria 306 



87. Tubular excrescence on the labellum of Cattleya, homologous 



with an ovule ... ... ... ... ... ... ... 306 



88. Multifold carpels, with ovuliferous margins, from a malformed 



Primrose 308 



