CHAP. XI.] PORTABLE GREENHOUSE?. 



299 



mesembryanthemums, should be drained with 

 cinders ; as the potsherds, being of a porous 

 material, would retain too much moisture for 

 their roots. 



Portable greenhouses. — The French, who 

 generally excel us in contrivances for portable 

 luxuries, have lately invented a kind of green- 

 house which may be kept in a room, and in 

 which plants, in very small pots, may be forced 

 into flower. Many of these curious little pots 

 with plants in them, looking like fairy flowers, 

 have been lately exhibited for sale in the Lon- 

 don flower markets ; and they may be easily 

 grown by any one who chooses to take the 

 trouble, in a portable greenhouse like that shown 

 vnjig. 30. This consists of three pieces of earth- 

 enware : viz. a, the foot, on which stands b, the 



riQ. 30. CIRCULAR PORTABLE GEEEN'HOUiK. 



