Io8 THE GRAPES OF NEW YORK. 



C.C. Leaves rusty or white tomentose or glaucous blue below, 

 thick or at least firm. (l'. cinerea, V. arizonica and possibly 

 V . calif ornica might be sought here.) 



D. Leaves flocculent or cobwebby or glaucous below 



when fully grown (i. e. not covered with a thick dense 



felt-like toraentum except sometimes in I', doaniana). 



E. Shoots white tipped; ends of the growing 



shoots and the under surface of the leaves 



whitish or gray i6. V. girdiana. 



17. V. doaniana. 

 E.E. Shoots rusty tijjped; the unfolding leaves 

 and (except in V. hicolor) the young shoots dis- 

 tinctly ferrugineous ; mature leaves either rusty 

 or bluish below or sometimes becoming green 

 in r. bicolor ig. V. aestivalis. 



19. V. bicolor. 



20. V. caribaea. 

 D.D. Leaves densely tomentose or felt-like beneath 



throughout the season ; covering white or rusty white. 



E. Tendrils intermittent 21. V. candicans. 



22. V. simpsoni. 



E.E. Tendrils mostly continuous 23. V. labrusca. 



.\.A. Skin and pulp of mature berry cohering. (Old World) 24. V. vinifera. 



I. VITIS ROTUNDIFOLIA :\Iichx.» 



I. Trans. Am. Phil Soc, 1771:339. 2. Michaux. 2:231. 1803. Muscadine grape. 3. Bar- 

 tram, Dom. Enc, 5:289, 290. 1804. V. taurina; V. vulpina; Bull grape. 4. Muhlen- 

 berg, 1813:27. V. VERRUCOSA- V roiundifolia; Fox grape; Bull grape. 5. Pursh, 1:169. 

 1814. Bull grape: Bullet grape. 6. Xuttall, 1:143. 1818. 7. Elliott, 2:687. 1824. V. vulpina; 

 Fox grape. 8. Rafinesque, 1830:16. V. \v\.pi>i.K- V . miiscadiyia; X . rotundifolia; V . incisa. g. (?) 



' Andr^ Michaux was a French botanist, born at Satory, Versailles, in i 746. He took up the study 

 of botany and made many trips to foreign lands in behalf of the French Government. One of these 

 was an expedition to North .■\merica where he remained from 1785 to 1796 exploring the country 

 and gathering many botanical specimens through Canada, Nova Scotia and the United States as far 

 west as the Mississippi. His chief works are Histoire des chenes de VAmerique Seplentrionalc ( History 

 of the Oaks of North America), iSoi; and Flora Boreali Americana, 1803. He described and named 

 Vitis rotundifolia, V. aestivalis. V. cordifolia, V. riparia, and V. rubra, as well as giving much 

 information on other species. Michaux died on the Island of Madagascar in 1802. 



F. Andr^ Michaux was born at Versailles In 1770 and died at Vaureal in 1855. He was a son of 

 Andr<5 Michaux and also a botanist, and like his father employed by the French Government to 

 explore North America with a view of introducing valuable plants into France. He published in 

 1810-13 a Histoire des Arbres Foresticres de VAmerique Septentrionale which was later translated 

 into English under the name North American Sylva. He also published A Voyage a l-ouest des Monts 

 AUeghanys, 1804. 



