318 



INDEX. 



Tri-t6nia, 246. 



Tropaeolum, 97. 



Tropical vegetation, Luxuri- 

 ance of, 146. 



Trophyworts, 97. 



Truncate, cut square off, 180. 



Trunk, the stem of a tree, 

 107. 



Tryma, a bony fruit, like the 

 Hickory nut. 



Tuber, a thickened, under- 

 ground stem, as a potato. 



Tube>culate, covered with 

 warts (tubercles). 



Tuberose (Tu-ber-ose), 263. 



Tubular corolla, 143. 



Tule, 270. 



Tulip, 35, 258. 



Tumid, swelled or inflated. 



Tunicated (bulb), with the layers entire, 



Turnip, 103. [34. 



Turpentine, 223. 



U. 



Umbel. Umbellet, 69, 132. 



Umbellate, bearing um- 

 bels. 



Umbellifene, 136, 184. 



Unarmed, without stings, 

 thorns, etc. 



Undershrub, a low shrub. 



Undulate, wavy. 



Unguiculate (petal), having a claw (or 

 petiole), 97. 



Uni (in composition), one; 



Uni-valved, with one valve. 



Uneymmetrical, 100. 



Urceolate, urn-shaped, 149. 



Utricle, a fruit wilh one seed 

 loose in the thin shell. 



Uva-ursi, 158. 



Uvularia, 252. 



V. 



Vaccfnium, 148, 158. 



Vaginate (petiole), sheathing. 



Valvate, opening by or like 

 valves, 43. 



Valvate aestivation, the pieces 

 meeting edge to edge. 



Valves, the pieces of a capsule, 

 legume, etc. 



Vanilla, 240. 



Varieties, 36. 



Vascular tissue, composed of vessels and 

 tubes rather than cells ; as the Flower- 

 ing Plants generally. 



Vaulted arched above, as the upper lip of 

 some Labiates. 



Vegetative Organs, 29. 



Veins, Veinlets, Veinulets, 21. [22. 



Venation, the arrangement of the veins, 



Ventral, in front, opposite the axis. 



Venus's Fly Trap, 160. 



o 



Vernal, in or pertaining to the Spring. 

 Vernation, arrangement of the leaves in 



the bud, 24. 

 Veronica, 170. 

 Versatile (anther), 85, 128. 

 Vertical, parallel with the 



axi-, or up and down. 

 Verticils, whorls, 179, 



193. 

 Ver-tic'-il-late, arranged 



in verticils, 154. lt;:>. 

 Vespertine, appearing 



in the evening. 

 Vexillary (aestivation), like that 



of the Pea, 118. 

 Vexillum, the banner, 118. 

 Villous, with long, weak hairs, 



102. 

 Vine, a weak, slender stem, usually 



climbing. 



Violacese, Violetworte, 76. 

 Violet, Viola, 72, 115. 

 Viscid, viscous, sticky. 

 Vitality of seeds, 185. 

 Vitta, pi. Vitte, the oil-tubes in the fruit 



of the Umbelworts, 135. 



W. 



Wake Robin, 249. 



Wall Flower, 108. 



Water Lily. 91. 



Watsdnia, 246. 



Wax Plant, 199. 



Wedge-shaped, tapering to the base, 



cuneiform. 

 Weymouth Pine, 217. 

 Whistle Wood, 192. 

 White Maple, 192. 

 White Oak, 207. 

 White Pine, 214. 



Whorl, a circle of similar organs, 154. 

 Whorled, see Verticillate. 

 Whortleberry, 158. 

 Wild Oats, 25l. 

 Willow, 104. 

 Willow Herb, 131. 

 Wind Fertilization, 207, 216. 

 Wing-margined, 174. 

 Wintergreen, 147. 

 Wintergreen, Chick, 164. 

 Wistaria, 117, 125. 

 Wood, the structure of, 107. 

 Wood Ane'mone, 60. 

 Wood Sorrel, 89. 

 Wormwood, 147. 



Yellow Dock, 50. 

 Yucca, 258. 



ZauschneTia, 131. 

 Zinnia, 147. 



Y. 

 Z. 



