1 86 ANNUAL REPORT STATE GEOLOGIST. 



Cyjiosciadium, DC 



digit atum, DC. 



pinnatum, DC. 

 Discopleurciy DC. 



capillacea (Walt.),' DC; Butler. 



var. nuttallii (DC), C & R.; Prairies, Harvey. 

 Cymopterus, Raf. 



glomeratus, Raf.; Nuttall. 

 Thaspium, Nutt.* 



aureum, Nutt.; Independence county, Coville ; Call. 

 var. trifoliatum (Gray), C & R.; d'Ailly. 



barbinode, Nutt. 

 Tiedemannia, DC. 



rigida (L.), Coult. & Rose, Lesquereux, Harvey 

 (under Archemord). 

 Pastinaca, L. 



sativa, L.; Butler. 

 Poly tee nia t DC 



nuttallii, DC; Butler ; Grand Prairie, Harvey. 

 Bifora, Flo rim. 



americana (DC), Benth. & Hook. 

 Trepocarpus, Nutt. 



(Stiluses, Nutt. 

 Daucus, L. 



pusillus, Michx.; Torrey & Gray, Harvey. 



ARALXACEJE. 



Aralia, L. 



quinquefolia (L.), Decsne. & Planch. 

 spinosa, L. 



. CORNACEJE. 



Cornus, L. 



asperifolia, Michx.; Harvey. 



*Forms with wingless fruit, corresponding in general to the first two of these, 

 and which may occur in Arkansas, are placed under Zizia, by Coulter & Rose, N. 

 Am. Umbelliferoe (pp. 82 and 127). 



