PLATE XXVIII. BLACK WILLOW. 



1. A tjtMininnto floweiing branch, x S. 



2. A Btaminate flower, enlarged. 



'•: A pistillate fluweriog biaueli, x h. 

 I. A pistillate tiower. enlarged, 

 r>. A fruiting branch, s *. 



6. A seed with hairs, enlarged. 



7. A winter twig, x i. 



S. Section of a winter twig with bud and leaf-scar, enlarged. 

 9. A leafy branch, x J. 



