Key 



21 



b. Leaflets more 

 than 3. 

 r. Leaves ever- 



Page 



green 



Schmaltzia— 126 



s. Leaves not 

 evergreen, 

 (ra) Leaflets 

 small, less 

 than %" 

 long. 



(1) R a c h i s 



winged • • Schmaltzia— 126 



(2) Rachis 



not winged Eysenhardtia — 105 



(n) Leaflets 

 more than 

 1" long. 



(1) Rachis 



winged Schmaltzia — 12$ 



(2) Rachis 



not winged Sapindus — 130 



n. Woody vines climb- 

 ing by aerial root- 

 lets Rhus— 127 



o. Plants neither shrubs 

 nor vines, 

 r. Leaves finely dis- 

 sected. 

 (1) Flowers com- 



s. Leaflets distinct, 

 not finely dissect- 

 ed. 



a. Leaflets 3. 



(1) Flowers bon- 

 net-shaped Melilotus — 101 



(2) Flowers not 



bonnet-shaped Polanisia — 88 



b. Leaflets 3—9. 

 (1) Flowers in 



posite 



(2) Flowers not 

 composite . 



Achillea— 239 



Ammiaceae — 152 



