CATALOGUE. 51 



844. lanceolatus, Hoff. Common Thistle. 



Common. 



845. Virginianus, Pursh. 



Greene, (Shepard). 



846. Apogon humilis, Ell. 



Bates, Cass, (Broadhead). 



847. Ivrigia Yirginica, Willd. Dwarf Dandelion- 



Common Eastward. 



S4n Dandelion, Nutt. 



St. Louis, (Engelmann). 



849. Cicliorium Intyhus, Ciehoiy, 



Greene, (Shepard). 



850. Hieracium Canadense, Michx. Canada Hawkweed. 



Cass, (Broadhead). 



851. Gronovii, L. Hairy Hawkweed. 



Pike, (Pech), Wright, (Bush). 



852. longipilum, Torr. Long-bearded Hawkweed. 



Greene and Jackson, (Bush). 



853. scabrum, Michx. Rough Hawkweed.. 



Wright, (Bush). 



854. Preuanthes aspera, Mx. Rattlesnake Boot. 



Common. 



355. altissima, L, Tall White Lettuce. 



Wright, (Bush). 



856. racemosa, Mx. 



Greene, (Shepard). 



857. crepidinea, Mx. 



Pike, (Pech), St. Louis, (Pdehl). 



855. Troximon cuspidatum, Pursh. 



Common. 



859 Taraxacum officinale, Weber. Dandelion. 



Common everywhere. 



860. Pyrrkopappus Carolinianus. DC. False Dandelion. 



Greene, (Shepard), Madison, ( Broadhead )^ Missis- 

 sippi, (Galloway). 



861. scaposus, DC. 



Bates and Vernon, (Broadhead) 



