GENERA. 



T A B L E I. 217 



ENGLISH NAMES. CLASSES and ORDERS. 



U 



Ulex Furz, whins, gorss, or Diadelphia, Decandria 



scorpion's thorn 



Ulmus Elm tree Pentandria, Digynia 



Ulva Cryptogamia, Algae 



Uniola Sea-side oats, of Caro- Triandria, Digynia 



lina 



Unxia Syngenesia, Polyg. super. 



Volkameria Didynamia, Angiosper. 



Urena Indian mallow Monadelphia, Polyandria 



Urtica Nettle Monoecia, Tetrandria 



Utricularia Water milfoil Decandria, Monogynia 



Uvaria Polyandria, Polygynia 



Uvularia Hexandria, Monogynia 



W 



Wachendorfia 

 Waltheria 

 Weigtea 

 Weinmannia 

 Willichia 

 Wintera 

 Witheringia 

 Witsenia 

 Wurmbea 



Triandria, Monogynia 

 Monadelphia, Pentandria 

 Pentandria, Monogynia 

 Octandria, Digynia 

 Triandria, Monogynia 

 Polyandria, Polygynia 

 Tetrandria, Monogynia 

 Triandria, Monogynia 

 Hexandria, Trigynia 



Xanthium Lesser Burdock Monoecia, Pentandria 



Xeranthium Aust|ian sneezewort, or Syngenesia, Polyg. super. 



eternal flower 



Ximenia Octandria, Monogynia 



Xylophylla Pentandria, Trigynia 



Xylopia Gynandria, Polyandria 



Xyris Triandria, Monogynia 



Yucca 



Adam's Needle 



Hexandria, Monogynia 



