THE BOTANISTS OF PHILADELPHIA. 7 



bly the first professor of botany in America, appointed in 

 1768 to the chair of botany in the University of Pennsyl- 

 vania. He had the advantage of studying under the illus- 

 trious Swede, and was said to have been a favorite pupil 

 (Linnteo ex discipulis acceptissimus). John Bartram 

 next becomes pre-eminent as a botanist. In the latter end 

 of the year 1785, Humphrey Marshall published his Arbus- 

 tum Americanum,* a description of the trees and shrubs 

 native of the United States. It is the first strictly Ameri- 

 can botanical work. In 1791 William Bartram's Trayels f 

 appeared, and in 1801 Andre Michaux'sJ "Oaks of North 

 America." Two years later, in 1803, the first elementary 

 work on botany by Prof. B. S. Barton, § was published in 

 Philadelphia. 



F. Andre Michaux, || in 1810, issued his splendid history 

 of the Forest Trees of North America (Histoire des Arbres 

 Forestiers de I'Amerique Septentrionale) with elegantly 

 colored plates. An excellent catalogue of the native and 

 naturalized plants of North America was published by Dr. 

 Henry Muhlenberg at Lancaster, in 1813.^ Later, Frederick 



*1785. Humphrey Marshall — Arbustuni Americanum, the American grove 

 or an alphabetical catalogue of forest trees and shurbs, natives of the American 

 United States. Philadelphia. 



1 1791. William Bartram — Travels through North and South Carolina, Georgia, 

 East and West Florida, etc., containing an account of the soil and natural produc- 

 tions of those regions. Philadelphia. 



J 1801. Andre Michaux — Historic des chtnes de VAmerique, ou descriptions et 

 figures de toutes les esplces et varieties de chines de I'Amerique septrionale. Paris (folio) . 



gl803. B. S. Barton — Elements of Botany ; or outlines of the natural history 

 of vegetables. Illustrated by forty plates. Philadelphia. 



II 1810. YRXiicois pL-SDKK^iicnAVX— Histoire des arbres forestiers de VAmerique 

 septentrionale, considerees principalement sous les rapports de leur emploi dans les 

 arts et de leur introduction dans le commerce, ainsi que d'apres les avantages, qu'ils 

 peuvent off'rir aux gouvernements en Europe, et aux personnes, qui veulent former 

 de grandes plantations. Paris. 



111813. Muhlenbkrg — Catalogus Planiarum Americce Septentrionalis hue 

 usque Cognitarum, Indigenarum et Cicurum ; or, a Catalogue of the Hitherto 

 Known Native and Naturalized Plants of North America. Arranged according to 

 the Sexual System of Linnteus. Lancaster, 1813. Wm. Hamilton, octavo, pp. iv.,112. 



