ARTIFICIAL TABLE. 243 



41. Stamens opposite the petals . The Buckthorn Tr. 

 Stam. alternate with the petals The Dogwood Tr. 



4<2. Leaves dotted . . The Myrtle Tr. 



Leaves not dotted . . .43 



43. Stam. doubled down in flower-bud TheMelastoma Tr. 

 Stamens erect . The Escallonia Tr. 



44. Leaves \^dth stipules . . .45 

 Leaves without stipules . . .60 



45. Carpels distinct or solitary . . 46 

 Carpels consolidated . . .48 



46. Anthers with recurved valves . The Barberry Tr. 

 Anthers with longitudinal valves . 47 



47. Fruit a pod . . . The Pea Tr. 

 Fruit a capsule, or little drupe . The Rose Tr. 



48. Placentas parietal . . .49 

 Placentas in the axis . . 51 



49. Flowers with filamentous crown The Passion Fl. Tr. 

 Flowers crownless . . .50 



50. Leaves circinate ; that is, coiled up, when 



young . . . The Sun-dew Tr. 



Leaves straight when young . The Violet Tr. 



51. Styles distinct to the base . . 52 

 Stvles more or less combined . . 54 



52. Flow^ers unisexual . The Euphorbia Tr. 

 Flowers bisexual . . .53 



5S. Petals very minute . The Knotgrass Tr. 



Petals very obvious . The Saxifrage Tr. 



54. Estivation of calyx imbricated . . 55 



Estivation of calyx valvate . . 59 



R 2 



