50 KEYS TO THE GEXERA. 



E. Leaves with 2 equal lobes. (Found outdoors only South.) 

 Bauhfnia (p. 128). 



E. Leaves irregularly 2-3-lobed (sometimes without lobes). Sas- 

 safras (p. 296). 



A. Leaves feather-veined. (F.) 



F. Some leaves without lobes, all with tapering bases. Baccharis 

 (p. 241). 



F. Leaves fern-like with many side notches, aromatic. Compt6nia 



(p. 311). 



F. Leaves silver-gray, finely divided, aromatic. Santolina (p. 243). 

 F. Leaves triangular, with 5-9 notched lobes. Stephanandra 



(p. 103). 

 F. Other thornless shrubs with lobed leaves. Que"rcus (p. 314). 



Primus (p. 142). Spinea (p. 140). Betula (p. 311). 

 * Plants with more or less thorns or prickles ; fruit fleshy berries 

 (Ilex has spiny-edged leaves). Cratagus (p. 173). Ribes (p. 201). 

 Rubus (p. 104). Ilex (p. 86). 



Key 8. Leaves alternate, compound. 



* Leaves of 3 blades. (A.) 



A. Plants thorny or prickly. (B.) 



B. Fruit large, orange-like. Citrus (p. 80). 



B. Fruit pea-like pods. Cytisus (p. 113). 



B. Fruit blackberry -like. Rubus (p. 104). 



B. Fruit 2-i 3-seeded black rounded berry. Acanthopanax (p. 212). 



B. Other prickly plants with 3-bladed leaves. R6sa (p. 100). 

 A. Plants without thorns or prickles. (C). 



C. Flowers pea-shaped. Laburnum (p. 116). Lespedfeza (p. 124). 

 C. Flowers not pea-shaped, small. (D.) 



D. Fruit dry but somewhat berry-like in appearance ; leaves 



aromatic. Rhus (p. 107). 

 D. Fruit flat, wafer-like, | inch or more broad. Ptelea (p. 84). 



* Leaves with an even number of blades, abruptly pinnate. (E. ) 



E. Flowers yellow or yellowish. Cassia (p. 128). Caragana (p. 122). 



E. Flowers rosy. Halimode'ndron (p. 122). 



* Leaves of 5 or 7 blades growing from nearly the same point, pal- 



mately compound. (F. ) 



F. Blades entire ; flowers yellow, in summer. Potenti'lla (p. 104). 

 F. Blades somewhat notched ; plant thorny. Acanthopanax (p. 212). 



F. Blades irregularly cut. Zantlmrhi/.a (p. 58"). 



* Leaves niii't- odd-pinnate, blades an odd number. (G.) 



G. Plants thorny or prickly. (H.) 



