196 



DOGWOOD 



Cornus sanguinea, L. Dogwood, Cornel (Fig. 55). 

 Shrub with blood-red autumn and winter twigs. Leaves 

 ovate, broad-ovate, elliptic, or ovate-oblong acute, about 



--e 



Fig. 55. Dogwood, Cornus sanguinea. Venation pinnate-arcuate. 

 a midrib ; 6 secondary, arching forward and losing itself in the leaf near 

 d ; c intercostal ; e terminals (Ett). 



6 10 cm. long, shortly petioled, green and glabrescent on 

 both sides, but hoary or silky when young. Varying in 

 size from 4 8 x 3 5 cm., or even larger on suckers, the 

 lower on a shoot the smaller; petiole 3 10 mm. Leaves 

 blood-red in autumn. 



Venation pinnate -arcuate, somewhat as in Rhamnus 

 catharticus. The midrib gives off about 4 5 strong, much- 

 curved secondaries from its lower half on each side, which 

 converge forwards in arches into the apical region, but 

 break up before reaching the margins. Tertiaries very 

 minute and obscure. The secondaries show some tendency 



