PLATE XCVIII. POISON SUMACH. 



1. Branch with immature and mature leaves, and a stamiuate flower panicle, x 



2. A pistillate flower panicle, x J. 



3. A section of a branch with two drooping clusters of fruit, x J. 



4. A single fruit, enlarged. 



5. A winter twig, x J. 



6. An axillary bud and a leaf -scar with bundle-scars, enlarged. 



