Sapindacea sscu lus. 



107 



varieties of this named respectively humilis, p$ndula, lacini- 

 ata, etc. All from North America. 



Fig. 65. JEscuIus.Pavia. (J nat. size.) 



6. jE. Calif ornica. This is the handsomest of the North 

 American species referred to Pavia. It is a tree 12 to 15 feet 

 high, forming a dense head, which is literally covered with 

 panicles of white highly fragrant flowers about the month of 

 May. 



Besides the foregoing, there are several other North American 

 species occasionally grown in collections ; as, A. fLava, Sweet 

 Buckeye, a tree or shrub with yellowish flowers and included 

 stamens, of which JE. purpurdscens, syn. ^E. discolor, is a 

 variety, having the flowers tinged with red or purple ; and jE. 

 macrostachya is a shrubby species, remarkable for its long 

 slender racemes of yellowish-white flowers. 



TRIBE ll.ACERINE^E. 



Flowers regular. Sepals and petals, when present, of the same 

 number. Fruit samaroid, indehiscent. 



