430 



VOCABULARY. 



V. I Vires' cent. Inclining to green. 



I ir irate. Long and slender. Wartlike. 

 Valves. The parts of a seed vessel into yir'tdis. Green. 



which it finally separates ; also the leaves 

 which make up a glume, or spatha. 



Variety. A subdivision of a species, dis- 

 tinguished by characters which are not 

 permanent; varieties do not with <->:r 

 tainty produce their kind by their seed 

 All apjiks are but varieties of one spe- 

 cies ; if the seeds of a sour apple be plant- 

 ed, they will produce, perhaps, soint 

 sweet apples, some of a green colour 

 some red : there are as many trees of 

 different kinds of fruit, as there are seeds 

 planted. The quince is a species of the 

 same genus, or family, as the apple ; but 

 the seed of a quince has never been 

 known to produce an apple tree. 



Vaulted. Arched over ; with a concave 

 covering. 



Veined. Having the divisions of the petiole 

 irrecularly branched on the under side 

 of the leaf. 



Vcn'tricose. Swelled out. See inflated. 



Vernal. Appearing in the spring. 



Vrr'rucose. Warty, covered with little 

 protuberances. 



Vertical. Perpendicular. 



Vertieil'latc. \Vhorled, having leaves or Zool'ogy. The science of animals, 

 flowers in a circle round the stem. 



Vesie'ular. Made up of cellular substance. 



Ves'pertine. Flowers opening in the eve- 

 ning. 



Vil'laus. Hairy, the hairs long and soft. 



Viola' ceout. Violet coloured. 



Virgvl'tum. A small twig. 



Virose. Nauseous to the smell, poisonous. 



Viscid. Thick, glutinous, covered with 



inlhe-ive inoiMiire. 

 Vitel'lus. Called also the yolk of the seed ; 



it is between the albume'n and embryo. 

 Vit'reus. Glassy. 

 Vivip'arous. Producing others by mean* 



of bulbs or seeds, germinating while yet 



on the old plant. 

 Vul'nerary. (From vulnus, a wound.) 



Medicines which heal wounds. 



\V. 



Wedge-form. Shaped like a wedge, round- 

 ed at the large end, obovate with straight- 

 i-ii sides. 



' aped. See rotate. 



Wings. The two side petals of a papilio- 

 naceous Sower. 



Wood. The most solid parts of trunks of 

 trees and shrubs. 



Zoophytes. The lowest order of animals, 

 sometimes called animal plants, though 

 considered as wholly belonging to it 

 animal kingdom. Many of them n -. m- 

 Me plants in their forni,"and exhibit very 

 fuint marks of sensation. 



