258 



KEY AND FLORA 



Three-ranked, with three vertical 



rows on a stem or axis. 

 Throat, the top of 



the tubular part 



of a sympetalous 



corolla. 

 Truncate, appearing 



as if cut squarely 



off, as the leaves 



of the tulip tree. 

 Tubercled, covered 



with warty 



growths. 

 Tubercular, having 

 like 

 Two-lipped, 

 the limb 



Two-lipped 



tubercles, or 

 a tubercle. 



having 

 of the 

 calyx or corolla 

 divided into two 

 lip-like portions, 

 as in the Labiatce. 

 Two - ranked, with 

 two vertical rows 

 on a stem or axis. 



Unisexual, having in each flower 

 only stamens or only pistils, not 

 both. 



Utricle, a small bladdery ovary 

 wall. 



Versatile, turning freely on its 

 support, as an anther on its 

 filament. 



Whorled, arranged in a, circle 

 around an axis, as the leaves of 

 some lilies. 



Wings, the side petals of a papilio- 

 naceous flower. 



Zygomorphic 



Zygomorphic, having bilateral sym- 

 metry, as the corollas of many 

 Leguminosce. 



