408 THE BOTANISTS OF PHILADELPHIA. 



Harris, Robert C, M. D.* Studied the evolution and 

 variation in our cultivated plants by experimental 

 culture. He was especially interested in the cucurbits, 

 having raised nearly all sorts. 



Harvey, Miss Margaret B. Bryn Mawr, Pa. 



Heubener, Dr.,* of Bethlehem, Pa., who published " Cata- 

 logue of the Plants of Northampton County " in Sil- 

 liman^s Journal. 



HiLGARD, Dr. T. G. 



HiMES, Wm., Jr. Bonview, Lancaster County, Pa. 



Holmes, Miss Mary E. Philadelphia. 



Holt, Dr. J. F. Professor of the Natural Sciences in the 

 Philadelphia High School. 



Hubner, Pev. Mr.* A contemporary of Humphry Mar- 

 shall, mentioned in Darlington's "Memorials of 

 Bartram and Marshall " (page 572). 



Hunt, Dr. Emily G. Philadelphia. A very entertaining 

 lecturer on plants. 



Jackson, John, and his son,* 



Jackson, William.* Were friends and neighbors of 

 Humphry Marshall in the year 1777. They com- 

 menced a highly interesting collection of plants at 

 their home in Londongrove, which, in 1849, was still 

 in good condition. 



Kampman, Dr.* A contemporary of Humphry Marshall. 



Kenderdine, Robert S.* Philadelphia. 



Kercher, Dr. D. E. Philadelphia. (Myxomycetes.) 



Kitchel, H. S. Bethlehem, Pa. 



Knight, D. Allen. Philadelphia. 



Kramsh, Rev. Samuel.* A contemporary of Humphry 

 Marshall, with whom he corresponded. 



* Deceased. 



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