RHODODENDRON. 307 



well, at that season, to renew the earth as far as can be 

 done without disturbing the roots ; or even occasionally to 

 take them out of the pot, and pare away the decayed roots 

 on the outside of the ball of earth adhering to them. 



Mr. Moore quotes a passage from Tournefort, in his 

 notes to Lalla Rookh, informing us that about Trebizond 

 there is a kind of Rhododendron, on the flowers of which 

 the bees feed, and that their honey drives people mad : 



<( E'en as those bees of Trebizond, 

 Which from the sunniest flowers that glad 

 With their pure smile the gardens round, 

 Draw venom forth that drives men mad." 



ROBINIA. 



LEGUMINOS^S. DIADELPHIA DECANDRIA. 



THE Rose-acacia, so called from the colour of its blos- 

 soms, is a beautiful shrub : it is a native of Carolina, where 

 it will grow twenty feet high : here it does not exceed six 

 or eight, and will produce flowers when not more than a 

 foot high: the flowers are large, showy, and numerous, 

 and the shrub is of ready growth. It is not very nice as 

 to soil and situation, but prefers a light, moist soil, and a 

 situation rather sheltered than exposed. It blossoms in 

 June. 



The Siberian species of Robinia have mostly yellow 

 flowers. The Salt-tree Robinia, of which the blossoms 

 are purple, is an exception. This, and the Thorny Ro- 

 binia are, at their full growth, about six feet high ; the 

 Shrubby, ten feet ; the Shining, five ; the Daurian and the 

 Dwarf, three feet. 



The Salt-tree grows naturally in salt fields, and will 



