267 268 



FIGS. 266-282. FORMS OF COROLLAS. 



266, papilionaceous : s, the standard (in the sense of flag or pennant) ; w, the 

 wings; k, the carina or keel; 267, a papilionaceous flower seen from the under 

 side, lettering as in 266 ; 268, longitudinal diagram of the inflorescence of one of the 

 Compositae: /, bract of involucre; g, ligulate ray flower; r, tubular disk flower; 



270 



271 



272 



273 274 



269, trumpet-shaped ; 270, funnel-form ; 271, campanulate ; 272, parts of a petal 

 y, the limb ; z, the claw ; 273, salver-shaped ; 274, rotate ; 



281 



282 



278 279 



275, bilabiate-personate ; 276, bilabiate; 277, inflated-tubular corolla of Pentste- 

 mon split open and showing the sterile filament between the four fertile ones; 

 278, flower of evening primrose with inferior ovary and so-called calyx tube pro- 

 longed above it; 279, tubular-rotate; 280, rotate-funnel-form; 281, bilabiate, with 

 helmeted calyx ; 282, trumpet-salver-form. 



395 



