313 PBAOTIOAL BOTANT. 



"70. Onopordon, Vaill. Cotton Thistle, t^ecies : 



Onopordon Acanthium, L, 



*1\. Lappa^ Tourn. Burdock. Species: 



Lappa major, Gsertn. 



SuB-OEDEE II. — JOiffuliflorcB. 



12. Lampsana, Tourn. Nipple-wort. Species: 



Lampsana communis, L. 



73. Cichorium, Tourn. Succory. Species : 



Cichorium, Intybus, L. 



74. .ffrig'ia, ScLreb. Dwarf Dandelion. Species:, 



Krigia Virginica, Willd. 



75. Cynthia, Don. Species 2. 



76. Leontodon, L., Juss. Hawkbit. Fall Dandelion. 



Species : Leontodon autumnale, L. 



77. Sieracium, Tourn. Hawkweed. Species 6. 



78. Nabalus, Cass. Rattlesnake-root. Species 9. 



79. Troximon, Nutt. Species : 



Troximon cuspidatum, Pursh. 



80. Taraxacum, Haller. Dandelion. Species: 



Taraxacum Lens-lednis, Desf. Common Dandelion. 



81. Pyrrhopappus, D. C. False Dandelion. Species: 



Pyrrhopappus Carolinianus, D. C. 



82. Lygodesmia, Don. Species : Zygodesmiajunica, Don. 



83. JJactuea, Tourn. Lettuce. Species : 



Lactuca dongata, Muhl. Wild Lettuce. 



84. Mulgedium, Cass. False or Blue Lettuce. Species 3. 



85. Sonchus, L. Sow-Thistle. Species 3. 



Genus : 

 1. Ziobelia, L. Species 12. 



ORDER LX. 



LOBKLTACB^, OE LOBELIADS. 



