492 NATURAL HISTORY OF PLANTS. 



sold in the markets. T. bispinosa ' is cultivated in great quantity, 

 for the same purposes, in the lakes of the valley of Cashmere, and 

 T. quadrispinosa 2 in the waters of Silhet and the Indus. Many 

 Onagrariacece are ornamental, especially the Œnotheras, among others 

 those of the sections Qodetia, Boisduvalia, esteemed as annuals, and 

 the species with large white, pink, and yellow flowers, which often 

 open only in the evening and exhale sometimes a sweet, sometimes 

 a disagreeable odour. Some Epilobes are ornamental, and are 

 planted on the banks of ornamental waters. Myriophyllon, Hippuris 

 and Trapa, are used to furnish aquariums. Several species of 

 Gaura, ClarJcia, Zauschneria, the Fuchsias and Lopezias, the flowers 

 of which are often very beautiful, and Gunnera, cultivated for the 

 beauty of its foliage, are highly esteemed. 



1 Eoxb. Fl. Coromb. t. 234 ; Fl. bid. i. 449.— Jones, Asiat. Res. ii. 350 ; it. 253. 

 Kheede, Hurt. Malab. ii. 64, t. 33. — Shringata 2 Eoxb. Fl. Ind. i. 451. — Rosenth. op. cit. 910. 



