GLOSSARY 351 



Tcsia — TIr- skin of M.-f(i. 



TiflcHuni — The I'liNt s(;ilk of tliu sllcI iKariiij^ llic cotyle- 

 dons. 



Tilltiiiihid — A N'cw World ^ciuis of ptTcliiiif^ or cpiplivtic 

 plants. 



Tissue — A J^roup of cells ; liavin<.j a conunun orij^in. 



loniiiiililla — A j^cnus of small creeping rosaceous plants. 



Tmiispiralioii — Tiie givinj^ off of water vapour from the 

 surface of leaves and stems. 



Tricyrtis — The generic name of the toad-lilv. 



Tuber — A fleshy root or succulent undergnnmd stem. 



U 



UiubcUiliiiv — A group of plants liaving an unilKllate arrange- 

 ment of the intioiescence or llower-iiead. 



\' 



Vallisncria — A genus of aipiatic llowering plants. 



Valvcd — Having valves, c.i^., anther of the barberry. 



Vapour — Gas into which most liquids and solids are con- 

 verted by heat. 



Vasculiiiii — A little vessel or bo.\ for collecting botanical 

 and other specimens. 



Venation — The arrangement of veins in a leaf. 



W 



Weigeliii — A genus of flowering shrubs allied to Honeysuckle. 

 Whorl — An arrangement of leaves or parts of the Hower 



in rings. 

 ]\'ori — Sweet unfermented new beer. 



Y 



y^easl — A unicellular plant that sets up fermentation under 

 certain conditions. 



