GLOSSARY. 409 



Ternale. Three together ; as the leaves of Menyanthes trifoliala. Med. Bot. 



PI. 46. 



Tetradynamous. Having four long and two short stamens. 

 Tetrandrous. Having four stamens. 

 Thorn. See Spine. 



Throat. The passage into the tube of a corolla. 

 Tlit/rsR. A close, compact panicle. 



Tomenlose. Downy. Covered with fine matted pubescence. 

 Triandrous. Witli three stamens. 

 Trifid. Three cleft. 



Trifoliate. Three leaved. See Ternale. 

 Trilobate. Three lobed. 

 Trilocular. Three celled. 

 Tripartite. Three parted. 

 Trivial name. The specific name. 

 Truncate. Having a square termination as if cut off, as the leaves of Lirio- 



dendron tulipifera. Med. Bot. PI. 31. 

 Tuber. A solid, fleshy knob. 

 Tuberous. Thick and fleshy, containing tubers ; as the roots of the Potatoe, 



Pceony, &c. 

 Tubular. Shaped like a tube. In a compound flower, the florets which are 



not ligulate, are called tubular. 



Tunicated. Coated with concentric layers; as the Onion. 

 Turbinale. Shaped like a top or pear. 



V 



Valves. The segments or parts of a seed vessel, into which it finally sepa- 

 rates. Also the leaves which make up a glume or spathe. 



Variety. A subdivision of a species, distinguished only by characters which 

 are not permanent ; and which does not with certainty reproduce its 

 kind ; as the varieties of tulips, peaches, &.c. 



Vaulted. Arched over ; with a concave covering. 



Veined. Having the divisions of the petiole irregularly branched on the un- 

 der side of the leaf. 



Ventricose. Swelling. Inflated. 



Verrucose. Warty. Covered with little protuberances. 



Vertical. Perpendicular. 



Verlidllate. Whorled. Having leaves given oft' in a circle round the stem. 



Vesicular. Made of vesicles or little bladders. 



Villous. Hairy, the hairs long and soft. 



Virgate. Long and slender. Wand like. 



Virose. Poisonous, nauseous arid strong to the smell. 



Viscid. Thick, glutinous, covered with adhesive juice. 



Vitellus. A part of certain seeds distinct from the albumen, but not rising out 

 of the ground at germination. 



Viviparous. Producing a collateral ofl'spring by means of bulbs. 



U 



Umbel. A kind of inflorescence in which the flower stalks diverge from owe 

 centre like rays; as in Conium maculalum. Med. Bot. PI. 11. 



Umbelliferous. Bearing umbels. 



UmbiKcate. Marked with a central depression. 



/ ii'irmed. Without prickles or thorns. 



Uncinale. Hooked, hook shaped. 



I 'adulated. Wavy, serpentine, gently rising and falling. 



Unguiculate. Inserted by a claw. 



Unilateral. Growing all on one side, or with the flowers leaning to one 

 side. 



Urccolate. Pitcher shaped. Swelling in the middle and slightly contracted 

 at top. 



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