In the year 1666 it was worth about fourteen dollars per pound 

 in England, and was imported from Holland. In 1669 it was 

 first imported directly into England. Black and green teas are 

 obtained from the same plant, the difference in color being due 

 to the method of preparation. 



The mimosa family, Mimosaceae, has a large representation 

 in the genus Acacia. Most of those here are from Australia. 

 Acacia dcalbata, A. Bailey ana, A. dccurrens, and A. mollissima 

 are species having true leaves ; while A. longifolia, A. neriifolia, 

 and A. cycmophylla represent those forms in which the leaves 

 are reduced to phyllodia. 



Further along the walk is the pea family, Papilionaceae, to 

 the right, and to the left a few small families, among them the 

 magnolia family, Magnoliaceae, with several specimens of Mag- 

 nolia foctida, sometimes called M. grandiflora, known in the 

 south as laurel or bull bay. 



Near by are several fig-tr 



duced into the region about the Mediterranean. The so-called 

 fruit of the fig is not really a fruit, but a hollow receptacle, the 

 inside of which is covered with the true flowers and seeds. The 



lall e 



i of the 



;eptac 



which is 



iched 



to the bra 



Among the mallow family, Malvaceae, is the Chinese rose, 

 Hibiscus rosa-sincnsis, but not a true rose at all. In warm coun- 



object, with its rich green glossy leaves and bright red flowers. 

 The flowers when bruised become black, and they are then said 

 to be used in coloring the eyebrows, or in blacking the shoes ; 

 it is from this that it gets its common name of the blacking plant. 

 Following come the oleanders, Neman Oleander, which belong 

 to the dogbane family, Apocynaceae. The oleander is a native 

 of the Orient, but has become extensively naturalized in the 



