VARIETIES OF BRACTS.—CUPULE. 195 
Filbert or Hazel-nut (jig. 401); they then form what is called a 
cupule. 
Fic. 400, Fie. 401. 
Fig. 400. Fruit of the Oak (Quercus Robur), surrounded by a cupule.— 
Fig. 401. Fruit of the Hazel (Corylus Avellana), with a cupule at its base. 
Fie. 402. Fic. 403. 
Fig. 402. Flower of the Spring Snowflake (Leucojum vernum), arising from 
the axil of a spathaceous bract or spathe,—— Fig, 403. Spadix of Cuckoo- 
pint (Arum maculatum) enclosed in a spathe, a portion of which has been 
removed to show the flowers within. 
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