PLATE LXXXVIII. COCKSPUR THORN. 



1. A fl(;\veriiig lirmicli. x I. 



2. Longitudinal sectidn of a flower, natural size. 



3. A fruiting brancli, x 1. 



4. Section of a fruit, x «. 



5. A winter twig, natural size. 



6. Section of a branch showing thorns with buds at their bases, enlarged. 



