166 



HORTICULTURIST'S RULE-BOOK. 



Pistia Stratiotes ; t. 

 Pontederia cordata. 

 Sagittaria Monte vidensis ; t. 

 Salvinia natans. 

 Sarracenia purpurea. 



brina (Juncus effusus, varie- 

 gated). 



Trapa natans. 



Typha latifolia. 



Victoria regia ; t. 



Scirpus Tabernsemontani ze- Zizania aquatica. 



21. Commercial Plants and Flowers, or "Florists' Plants." 

 The following are chiefly grown by florists in this country : 



Adiantum. 



Alyssum. 



Anemone. 



Asparagus plumosus. 



Aster, China. 



Bouvardia. 



Calla. 



Carnation. 



Cattleya. 



Chrysanthemum. 



Coreopsis. 



Cypripedium. 



Daisy (Bellis perennis') . 



Freesia. 



Gaillardia. 



Gladiolus. 



Gypsophila. 



Helianthus. 



Heliotrope. 



Hyacinth. 



Iris. 



Lilium Harrisii (L. longifto- 



rum, var. eximium). 

 Lily of the Valley. 

 Marguerite or Paris Daisy 



(Chrysanthemum frutescens, 



and (7. fcKniculaceum). 

 Mignonette. 

 Narcissus. 

 Nymphsea. 

 Pansy. 

 Pseonia. 

 Phlox. 

 Kose. 

 Smilax (Asparagus medeoloi- 



des). 

 Spirea. 



Stevia (Piqueria trinerma). 

 Swainsonia. 

 Sweet Pea. 

 Tuberose. 

 Tulip. 

 Violet. 



The following plants can be grown in houses which are 

 adapted to the carnation : 



Alyssum. 

 Asparagus (edible). 



Asparagus plumosus. 

 Calla. 



