Contains reference to time of ^blooming of many 

 native plants. 



1844. 



Abstract of a Meteorological Journal for the j'ear 

 1840, kept at Marietta, Ohio, by S. P. Hildreth. 

 Am. Jour, oi Sci. and Arts, 46: 278-9 (1844). 



Gives times of blooming of many plants. 



1845. 



Abstract of a Meteorological Journal for the year 

 1844, kept at Marietta, Ohio, by S. P. Hildreth. Am. 

 Jour, of Sci. and Arts, 48 : 289-91 [1845] 



Gives date of first flowering of many native plants. 



1846. 



Floral calendar (Marietta, Ohio, 1842). S. P. Hil- 

 dreth. Am. Jour, of Sci. and Arts, Vol, 1, (second series) 

 p, 205 (1846). 



Dates for blooming of a few plants. Mentions the 

 prevalence of " rot " in potatoes. 



1847. 



Floral Calendar for 1846 (Marietta, Ohio), S. P. 

 Hildreth. Am. Jour, of Sci. and Arts 3, (sec. ser.) : 214-5 

 [1847], 



Gives date of first flowering of some native plants. 



1848. 



Floral Calendar for 1847 (Marietta, Ohio), S. P. 

 Hildreth. Am. Jour, of Sci. and Arts, 5 (sec. ser.) : 251- 

 2 (1848). 



Gives date of first flowering of some native plants. 



1849. 

 A list of all the Medicinal Plants of Ohio (not em- 

 braced in Wood & Bache's U. S. Dispensary), contain- 

 ing as far as known, a brief account of their properties, 

 by John M. Bigelow, M. D., Columbus, 1849. Pam- 

 phlet pp. 1-47. 



