PERENNIALS AND BIENNIALS. 



283 



tive plants. They are usually potted in light sandy soil, 

 and kept in pots or frames during their flowering season. 

 Some of them succeed on a warm dry border ; where, if 

 planted five or six inches deep, and covered with dry litter, 

 they will stand the winter ; but a safer way is to take them 

 up, like other bulbs. 



No;2.— BORDER FLOWERS. 



FIBROUS-ROOTED PERENNIALS AND BIENNIALS.' 

 Eranthis. Aconite. 



Hy emails. 



Helleborus. Hellebore. 

 Lividus, niger, viridis. 



TusiLLAGo. Colts-foot. 

 Alba, fragrans, Adonis, vernalis. 



Alyssum, Madwort. 

 Calycinum, alpestre, montanum, &c. 



Arabis. Wall-cress. 

 Alpine, grandiflora, nutans. 



Draba. Whitlow-grass. 

 Aizoides, Androsace, hirta. 



Fumaria. Fumitary. 



Spectabilis. 



Orobus. Bitter Vetch. 

 Vernus, albus, pyrenaicus. 



Potentilla. Clvquefoil. 

 Napalenses, Russelliana. 



