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Citrus Lumia, Risso. The sweet Lemon, including the Pear- 

 Lemon with large pear-shaped fruit. Rind thick and pale ; 

 pulp not acid. This variety serves for particular condi- 

 ments. 



Citrus Limetta, Bisso. The real Lime. The best lime-juice is 

 obtained from this variety, of which the Perette constitute 

 a form. 



Citrus Australasica, P. von Mueller. 



Coast forests of extra-tropic East Australia. A shrubby 

 epecies with oblong or almost cylindrical fruits of lemon-like 

 taste, measuring 2 to 4 inches in length. They are thus 

 very much larger than those of Atalantia glauca of the coast 

 and the desert-interior of tropic Australia, which are also of 

 similar taste, These plants are entered together with the 

 following on this list, merely to draw attention to them, as 

 likely capable of improvement of their fruit through cul- 

 ture. 



Citrus Planchoni, P. von Mueller. 



(C. Australis, Planchon, partly.) 



Porests near the coast of sub-tropic East Australia. A 

 noble tree, fully 40 feet high with globular fruits about the 

 size of a walnut, called Native Oranges. The species has 

 first appeared under the above name in the " Report on the 

 Vegetable Products of the Intercolonial Exhibition of 1867." 



Citrus Japonica, Thunberg. 



The Kumquat of Japan. A shrubby Citrus with fruits of 

 the size of a Gooseberry, from which on account of their 

 sweet peel and acid pulp an excellent preserve can be pre- 

 pared. 



Cochlearia Armoracia, L. 



The Horseradish. Middle Europe and Western Asia. 

 Perennial. The volatile oil of the root allied to that of 

 Mustard. 



Cochlearia officinalis, L. 



Shores of Middle and North Europe, North Asia and North 

 America, A biennial herb, like the allied C. Anglica and 



