PLATE XLI. 



Figure i . 

 Salix stolonifcra Coville. 



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. Fruiting branch, natural size. 



f. Capsule, two views, enlarged two diameters. 



g. Portion of underground stem, with stolon, natural size. 



Figure 2. 



Salix Iciocarpa (Cham.) Coville. 



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. Fruiting branch, natural size. 



/; Capsule, two views, enlarged two diameters. 



(3^0) 



