THE CALYX. 



49 



The calyx is deciduous (c. deciduus), when it falls with the corolla after flowering 

 (Wallflower, fig. 8) ; caducous or fugacious (c. caducus), when it falls as soon as 



226. Pink. Calyx calyculate by opposite bracts. 



230. Wood Anemone. Foliaceous one-flowered invxilucre. 



224. Poppy. 

 Young flower. 

 Caducous calyx. 



229. Scabious. 



Involucred fruit 



(mag.). 



225. Mallow. 

 Persistent calyx. 



227. Mallow. 



Calycule of 



whorled bracts. 



228. Strawberry. 



Flower with a calycule 



of stipules. 



the flower begins to expand (Poppy, fig. 224) ; persistent (c. persistens), when it 

 remains after flowering (Pimpernel, fig. 203) ; marcescent (marcescens) , when it 

 withers and dries up, and remains attached to the fruit (Mallow) ; accrescent 

 (c. accrescens), when it continues to grow after flowering (Winter Cherry, fig. 213). 



' Calycules ' and Calyciform Involucres. The calyx is sometimes accompanied by 

 whorled or opposite bracts, simulating an accessory calyx ; to these have been given 

 the name of calycule or outer calyx (calyculus). The Pink (fig. 226) has a ' calycule ' 



