BOTANICAL INTRODUCTION. 271 



VIII. OCTANDRIA. Four Orders, viz :— 



Monogynia, one pistil; evening primrose, willow herb 

 Digynia, two pistils ; Feverfew. 

 Trigynia, three pistils ; buckwheat- 



Tetragynia, four pistils ; this contains a rare plant called Paris, 

 named after Paris of ancient Troy, for its remarkable beauty. 



IX. ENNEANDRLi. Four Orders, viz :— 

 MonogjTiia, one pistil ; cinnamon, spice-bush- 

 Digynia, two pistils ; dog mercury. 

 Trigynia, three pistils ; rhubarb. 

 Hexagynia, six pistils ; flowering rush. 



X. DECANDRIA. Five Orders, viz: — 



Monogynia, one pistil ; wild pea, rue, rhododendron. 



Digynia, two pistils ; pink. 



Trigynia, three pistils ; sponge. 



Tetrag^-nia, four pistils ; 



Pentagynia, five pistils ; cockle, sorrel. 



XI. IC03ANDRIA. Three Ordei-s, viz :— 

 Monog3'nia, one pistil ; cactus, pomegranate. 

 Di-pentagynia, from two to five pistils ; apple, pear. 

 Polygynia, thirteen pistils ; strawberry, roses. 



XII. POLYANDRIA. Three Orders, viz :— 

 Monogynia, one pistil; mandrake, pond lily, poppy. 

 Di-pentagynia, two to five pistils ; piony, larkspur, columbine. 

 Polygynia, the thirteenth order, is divided into two sections, flowers 



with no calyx, and flowers with a calyx. In the first section is the 

 virgin's bower, the anemone. 



XIII. DIDYNAMIA. Two Orders, %az :— 



Gymnospermia, contains plants with four naked seeds, as lavender. 

 Angiospermia, plants with their seeds covered. 



XIV. TETRADYNAMIA. Two Orders, viz :— 



Siliculosa contains plants with a short round pod, as peppergrass. 

 Siliquosa plants with long £md narrow pods, as radish, mustard. 



XV. MONODELPHIA. Five Orders, viz :— 



Triandria, three stamens united into a tube ; tamarind, blue-eyed grass, 

 Pentandria, five stamens ; passion-flower, stork-bill geranium. 

 Heptandria, stamens united ; the genus pelargonium. 

 Decandria, ten stamens united ; cranes' bill geranium. 

 Polyandria thirteen stamens united in a column ; hollyhock, silk 

 cotton-tree. 



