Harper, Roland M. 



Ei:onomic botany of Alabama. Part 1, Report on forests. 

 222 pp. University, Ala., 1913. JHrl-H 295 



(Geol. Surv. of Ala., Monograph 8.) 



Harrington, R. 



General principles of vegetable life. 

 London, 1781. 



Harris, A. B, and Humphry, L. B. 



Wild flowers and where they grow. 



160 pp. Boston, 1882. BA-H 313 



Harris, J. 



May flowers. 



Chester. 1872. 



Walks with the wild flowers. 

 London, 1875. 



Harris and Meyers. 



Food for plants. 



New ed. 241 pp. New York, 1905,. 



Harrison, C. S. 



A peony manual. 



2 ed. 64 pp. York, Nebr., 1907. 



Harrwitz, Julius. 



De Cladosporio herbarum. 



40 pp. 1 pi. Berolini, 1845.* 



Harshberger, John W. 



The botanists of Philadelphia and their work. 



457 pp. 49 pis. Philadelphia, 1899. AC-H 324 



The vegetation of South Florida south of 27° 30', north, ex- 

 clusive of the Florida Keys. 



pp. 51-189, Philadelphia, 1914. RL-H 324 ~ 



(Trans. Wagner Free Institute of Sci., Vol. 7, part 3.) 



Harst, L. J. van der. 



Overzicht der voornaamste inlandsche plantensorten en fam- 

 ilien. 



147 pp. 2 pis. Arnheim, 1871. BU-H 324 



2 ed. Zwolle, 



3 ed. 178 pp. 2 pis. Zwolle, 1883. 



Hart, John Hinchley. 



Cacao. Manual on the cultivation and curing of cacao. 

 307 pp. London, 1911. JEd-H 325 



Cacao ; treatise on the cultivation and curing of cacao. 

 117 pp. 8 pis. London, 1900. 

 2 ed. 117 pp. Trinidad, 1900. JEd-H 325 



Visitor's guide to the Royal Botanic Gardens. Trinidad. 

 40 pp. Trinidad, 1895.* 



Hartig, George. 



Die geholzzucht. 



2 ed. 162 pp. Berlin, 1893. 



540 



