248 THE GREEN-HOUSE CATALOGUE. 



evergreen, a native of the Cape of Good Hope, introduced 

 in 1771, and flowering in June and July. 



Li'num quadrifolium, four-leaved Flax, B. M. 431, an 

 evergreen undershrub, a native of the Cape of Good Hope, 

 introduced in 1787, and flowering in May and June. 



These plants are of no beauty, though the first species, 

 L. trigy^num is of value as furnishing bloom in mid- 

 winter : they all grow readily in loam and peat with a little 

 sand or rotten tan intermixed, and cuttings root readily in 

 sandy loam under a hand-glass. Mr. Sweet remarks in his 

 excellent manual (The Botanical Cultivator) that L. 

 trigy^num is in general much infested with red spiders, but 

 that sprinkling a little flower of sulphur now and then will 

 subdue them. 



TREMA'NDRE^. 



Tetratheca juncea, grows in loam and peat, and is in- 

 creased by young cuttings in sand under a bell-glass. 



CARYOPHY^LLE^. 



DiA^NTHus japonicus, Japanese Pink, an evergreen frame 

 perennial, a native of China, introduced in 1804, and 

 flowering from June to October. 



D. caroUnidnus, Carolina Pink, a frame perennial, a 

 native of North America, introduced in 1811, and flower- 

 ing from June to September. 



D. crendtus, long-cupped Pink, B.R. 256, an evergreen, 

 green-house perennial, a native of the Cape of Good Hope, 

 introduced in 1817, and flowering in August. 



D. arbdreus, shrubby Pink, B.C. 459, an evergreen green- 

 house undershrub, a native of Greece, introduced in 1815, 

 and flowering from June to September. 



This genus of plants are of less value in the green-house 

 than the hardy sorts are in the open air, where their glaucous 

 and perpetual green affords a fine clothing for patches and 



