PLATE XL. 



Salix arctica Pall. 



Fig. a. Staminate flowering branch, natural size. 



b. Staminate flower, enlarged six diameters. 



c. Pistillate flowering twig, natural size. 



d. Pistillate flower, enlarged six diameters. 



e. Branch with leaves and mature fruit, natural size. 



f. Capsule, two views, enlarged two diameters. 



«358) 



