ADDITIONS TO THE FLORA OF WASHINGTON'. 1 I>D 



832. Quercus stellata, Wang.. = Quercus obtusiloba, Michx., us adopted 

 by Sargent in his ' Forest Trees of X. A.." vol. ix, Tenth Cen 

 sus of United States. 



837- Quercus Muhlenbergii, Engel, = Quercus prinoides, Willd., as 



adopted bv Sargent. 



noi. Vilfa aspera, Beam. =Sporobolus aspera, Kth. 

 1105 Agrostis alba, L., = Agrostis vulgaris, var. alba, Vasey. 

 1 1 14. Calamagrostis Nuttalliana, Steud. , = Deyeuxia Nuttalliana, Vasey. 

 1124. Tricuspis seslerioides, Torr., = Triodia seslerioides, Vasey. 

 1129. Glycera aquatica, Smith, = Glycera arundinacea, Kth. 



1140. Eragrostis poaeoides, Beav., = Eragrostis minor, Host. 



1141. Eragrostis poseoides, var. megastachya, Gray. = Eragrostis major, 



Host. 



1165. Gymnostichum Hystrix, Schreb., = Asperella Hystrix, Willd. 

 1187. Panicum pauciflorum, Ell.. = Panicum scoparium, Lam. 



1198. Erianthus alopecuroides, Ell., == Panicum saccharoides, Michx. 



1199. Andropogon furcatus, Muhl.. = Andropogon provincialis, Lam. 



1201. Andropogon argenteus, Ell., = Andropogon argyraeus, Schultz. 



1202. Andropogon Virginicus, L., = Andropogon dissitiflorus, Michx. 

 1204. Sorghum nutans, Gray, Chrysopogon nutans, Benth. 



V. NEW LOCALITIES FOR RARE SPECIES. 



26. Aconitum uncinatum, L. 



Near Clifton Station, Va., Sept. 20, 1885, by Prof. Ward. 

 78. Thlaspi arvense, L. Field Pennycress. 



Below St. Elizabeth's, May 18, 1884, by Prof. Ward. 



106. Silene nivea, DC. 



Alexander's Island, June 25, 1885. Mr. J. A. Allen. 



300. Drosera rotundifolia, L. 



Sarracenia Swamp, May 10, 1885; also at Fort Ethan Allen, 



by Mr. William Palmer. 

 304. Callitriche Austini, Engelm. 



Brightwood, May 16, 1885. Mr. J. A. Allen. 

 415. Solidago rigida, L. 



Woodley Park, in fruit, Oct. 18, 1885. Prof. Ward and myself. 



