SUMMER KEY TO THE SPECIES OF CORNUS 



a. Leaves mostly alternate ; branches usually greenish ; flowers 



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



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



aa. Leaves opposite; branches usually reddish or yellowish; 



flowers surrounded by large petal-like bracts; fruif 



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



C. florida, p. 205. 



202 



