OLEACEiE. 



189 



open air, the two last are from North America, the former 

 from New Holland. They prefer damp peat. 



OLEA. (Olive Tree.) 



Gen. Char. (Diandria Monogynia.) Mowers inferior, monope- 

 talous, regular ; corolla four-cleft, segments rather egg-shaped, 



The Greek name for the Olive-tree, 0. JEurqpcea, which 

 is so celebrated in Italy, Spain, and Prance, for the useful 

 oil produced from its fruit ; it is a hardy shrub even in 

 England. 0. fragrans, and a variety called fragrans major, 

 are introduced into the greenhouse from China, as both their 

 flowers and leaves are fragrant, and on this account the 

 Chinese are very fond of them ; the flowers are white : other 

 species may be also grown, as Capensis, undulata, and verru- 

 cosa, from the Cape; excelsa from Madeira, and paniculata 

 from New South Wales. Loam, and peat soil. 



SOLANACE^J. 



Exogens, with the inflorescence variable. Calyx generally five- 

 parted inferior, not falling off. Corolla monopetalous, growing 



