TREES AND SHRUBS 



Native of Himalayas and China; introduced from Nepaul, 1820; sent home 

 later by Hooker, and known by his name in some gardens. 



Class I Dicotyledons 



Division 1 Thalamiflorce 



Natural Ordeb . . . Cistinece 



Mostly herbs or low shrubs, often viscid, with opposite, entire leaves and 

 showy, regular flowers, usually yellow ; Sepals usually 5, the 2 outer rarely 

 wanting ; Petals usually 5, very fugacious, convolute in bud ; Stamens inde- 

 finite, hypogynous ; Ovary 1-celled, or divided into 3 or more cells by parietal 

 placentas ; Fruit capsular. 



Distinguished from Papaveracea? by the permanent calyx. 



CORBIERE'S GUM CISTUS, Cistus corbariewis. 



Gardens, walls. June, July. 



The genus Cistus consists of elegant evergreen shrubs or sub-shrubs, with 

 large and handsome, but fugitive, flowers, borne in great profusion throughout 

 the summer. They do well in ordinary soil, but best on sunny rockeries or 

 against south Avails, and need protection in severe weather. Cuttings 4 

 ins. long may be struck in pots of sandy soil in September in a cold frame or 

 greenhouse ; seeds are sown in March in boxes or pans, covering ^ in. deep with 

 sifted sandy mould ; they are potted when 1 in. high, and planted outdoors 

 in June. 



Flowers white ; margins and buds tinged with rose, on long axillary 

 peduncles, 1-3 flowered ; Petals marked at base with yellow, imbricate ; Fruit 

 a capsule. 



Leaves opposite, cordate-ovate, petioles long, fringed on margins, acute 

 or acuminate, reticulate, wrinkled, light green, glutinous. 



An evergreen shrub, 2J-3 ft. 



Native of Sicily, Spain, and S. France; introduced 1656; hybrid between 



C. salvifolius and C. populifolius. 



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