Cornaceæ. 



139 



Fig. 4. Cornus suecica. 



A, Transverse section of leaf, p. two-armed hair (Godthaab. Greenland); B, Transvera 



section of leaf (Maglemose, Denmark) ; C, Section through the spongy tissue, parallel to 



the surface (Godthaab, Greenland) ; D, Section through the spongy tissue (Maglemose, 



Denmark); A, B, C and D about "•/,. 



