SUMMER KEY TO THE SPECIES OF CORNUS 



a. Leaves mostly alternate; brandies usually greenish; flowers 



not surrounded by large petal-like bracts ; fruit globular, 







blue, borne many in. loose clusters C. alternifolia, p. 207. 



aa. Leaves opposite; branc'hes usually reddish or yellowish; 

 flowers surrounded by large petal-like bracts ; fruit 



ovoid, scarlet, borne in close clusters of 3-4 



C. florida, p. 205. 



202 



