144 MISSOURI BOTANICAL GARDEN. 



48. Eryngium prostratum Nutt. 



Common in wet places on the prairies of Dunklin 

 county. Sept. 



49. Panax quinquefolia L. 



Occasional in Dunklin county, in rich ground. 

 Sept. 



50. Cornus stricta Lam. 



Common in the swamps < .f Dunklin and New Madrid 

 counties. Sept. 



51. Diodia Virginian a L. 



Common on the margins of swamps in Dunklin 

 county. Sept. 



52. HOUSTONIA PATENS Ell. 



dy prair 



April. 



53. MlTCHELLA REPENS L. 



On the sandy margins of swamps in Dunklin and 

 New Madrid counties. Sept. 



54. Spermacoce glabra Michx. 



Wet places on sandy prairies in Dunklin county. 

 Sept. 



55. Aster cordifolius L. 



Sandy prairies of Dunklin county. Sept. 

 oft. Aster lateriflorus (L.) Britton. 



In drier ground in St. Francois and Dunklin 

 counties. Sept. 



57. Aster Drummondii Lindl. 



Sandy prairies in Dunklin county. Sept. 



58. Aster dumosus L. 



With the last. Sept. 



59. Aster ericoides villosus Torr & Gray. 



Found only in St. Francois county. Sept. 



60. Aster paniculatus Lam. 



Eich woods in Dunklin county. Sept. 



61. Aster patens gracilis Hook. 



Kocky banks of the St. Francois River in St. Fran- 

 cois county. Sept. 



