herbaceous plants. 



339 



plant for riversides and margins of water generally or in 

 grassy won.]-. The moneywort (L. nurro- 

 malaria) is a small trailer growing in moist 

 meadows or on grassy banks ; leaves opposite, 

 rounded ; flowers large yellow, axillary. Of- 

 ten used in vases and window-boxes. Fine in 

 damp places in a rockery, or on moist banks. 

 Water Violet, Rottonia palustris. — A 

 handsome water plant with simple leafy stems ~%\ 

 one or two feet high ; leaves pectinate, feath- 

 ery ; flowers white or lilac with a yellow 

 eye, in whorls forming a long terminal ra- 



ceme. Flowers in June. Pretty in shallow 



FIG. 149.— WATER 



water or in bogs. violet <hottonia 



PALUSTRIS). 



THE BLADDEEWOET FAMILY. 



Bladderwort, TTtricularia. — A genus of very handsome 

 water plants common in pools and ditches and nice for 

 growing in cisterns and small artificial waters. The follow- 

 ing are common : V. vulgaris, leaves pinnate, divided into 

 thread-like segments. The stems floating by means of 

 bladders formed on the leaves; flowers several in a raceme, 

 inflated, yellow. U. pwpurea, flowers three or four in a 

 raceme, violet-purple. 



THE BIGNONIA FAMILY. 



Dwarf Trumpet Flower, Incai'viUea Olgoe. — A very or- 

 namental perennial three or four feet high, has pinnate, 

 opposite leaves with pinnatifid segments. Stems very 



