192 



U. S. Geol. Explor. 40th Par. United States Geological Ex- 

 ploration of the 40th Parallel. Clarence King, geologist in 

 charge. 5. 1871. Washington. 4°. 



U. S. War Dept. Explor. and Surv. See Pac. R. R. Rept. 



Vahl, Fl. Dan. Vahl, Jens Lorenz Muestue. See Oeder. Fl. 

 Dan. 1843. 



Varied. Cienc. Lit. Art. Variedadis de Ciencia, Literatura y 



Artis. 2 4 . 1805. 

 Vasey, Bot. Gaz. Vasey, George. See Bot. Gaz. 3. 6. 7. 



9. 10. 11. 16. 



Bui. Torr. Bot. Club. See Bui. Torr. Bot. Club. 10. 



11. 12. 13. 14. 15. 



Contrib. U. S. Natl. Herb. See Contr. TJ. S. Natl. 



Herb. 1. 3. 



in Chapm. Suppl. Fl. So. TJ. S. See Chapm. Suppl. 



Fl. So. U. S. 



in Beal, Grasses N. A. See Beal, Grasses N. A. 2. 



Descr. Cat. A Descriptive Catalogue of the Grasses of the 



United States. 1885. Washington. 8° 



Proc. Portland Soc. Nat. Hist. See Proc. Portland 



Soc. Nat. Hist. 2. 



— U. S. Dept. Agr. Spec. Rept. See TJ. S. Dept. Agric. 

 Spec. Rep. 63. 

 — Div. Bot. Bui. See TJ. S. Dept. Agr. Div. Bot. 



Bui. 8. 12 1 . 12 2 . 13. 

 — Rept. Wheeler's Surv. See TJ. S. Geog\ Surv. W. 



100th Merid. 6. 



— and Hack. Bui. Torr. Bot. Club. Vasey and Hackel, 

 Eduard. See Bui. Torr. Bot. Club. 11. 



— and Scribn. Bot. Gaz. Vasey and Scribner, F. Lamson-. 

 See Bot. Gaz. 9. 



Contr. TJ. S. Natl. Herb. See Contr. U. S. Natl. 



Herb. 1. 

 Vill. Prosp. Villar, Dominique. Prospectis de l'histoire des 



plantes des Dauphine et d'une nouvelle methode de botanique, 



1779, Grenoble. 8°. 

 Wahl. FL Lapp. Wahlenberg, Goran. Flora lapponica. 



1812. Berolini. 8°. 

 Walt. Fl. Car. Walter, Thomas. Flora Caroliniana. * * 



1788. London. 8°. 

 Wats. S. Bot. Calif. Watson, Sereno. Botany of California. 



(Geological Survey of California, Botany.) 2. 1880. Cam- 

 bridge, Mass. 4°. , 



