Tube; the pipe formed by the cohesidn of the pairfcs of a. floral 



whorl. ' • ' . 



Tuber ; \ a thickened imdeJground .fleshy part of the stem. 

 Ti/Aercles; little round knobs. 

 TvbercuUr'; tuberded; covered with little -knobs.. 

 Tuberotis ; like a tuber, but not part of the stem. '< 

 Tubidar ; hollow and nearly cylindrical. 

 Tumid; swollen: 



Turbinate ; topshaped, conical and attached bj its. long point. 

 Two-edged ; compressed so as to have two sharp ed^,es. 



Umbel ; when many stalked flowers spring from one point and 



reach about the same level. Parfm' umbels are umbels 

 ' seated Wpb'n the- branches of an umbel, when the whole 



forms a compound niabA, 

 Umiilicate '; peltate, but having the attached organ hollowed to 



receive the top of the stalk. 

 Unilateral; turned to one side. 

 Upper part of a floral whorl ; that next the main axis of the 



stem ; posterior. 

 Urceolate ; lilife' ^ pitcher contracted at the mouth. 

 Utricle; a bladder-like coveriiig ; the two confluent glumes of 



Oarex. 



. -i|v ■■ 



Valvate; haying valveS or parts of an Organ opening like little 

 doors I Or organs touching only along their edges. 



Veins '; bundles of vessels in leaves and their modiiications. 



Ventricose ; sweUiiig imequally on one side. 



Vernation, ; the .arrangement of leaves in a bud. 



Versatile ; swinging freely on its support, as an anther attached 

 by one point of its back. 



"FiUose; shaggy with loose long soft hair. 



Viscous ; clammy. 



Vitta; linear receptacles of oU in the fruits of Umbellifers; stripes. 



Viviparous ; bejaring yo,ung plants in the place of flowers. 



Wedgeshaped ; like a wedge, but attached, by its point. 

 Whort; formed of similar organs arranged iii a circle round an 



axis. 

 Whorled ; arranged in whorls. 

 Winged ; having leaflike or membranous expansions. 

 Wings ; the lateral petals of a Pea-flowet ; the flat membranous 



appendages of some seeds. 



When two terms are combined, as ovate-lanceolate, it means 

 that the loicm, or structure is compounded of the two, or lies be- 

 tween them. 



