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By resolution of the Club, the auhscriptlon price of the next volume of the Bulletin 



will be 13.00. 



A General Index to Vols. VII-XVI (1880-1889) is prepared, and will bo Issued In a 



short time. Price 50 cents. 



No. 4 of Vol. 1 of the MEMOIRS, containing Dr. Sturtevant'a paper on "Seedless Fruits" 



Is Just Issued- Price 75 cents. 



Vol. XVIL 



JULY, 1890. 



No, 7 



BULLETIN 



W^ 



^1 



r ■ 



OF THE 



ToRREY Botanical Club 



y 



MONTHLY JOURNAL OF BOTANY. 



Edited by 



NATHANIEL LORD BRITTON. 



AND OTHER MEMBERS OF THE CLUB 



CON TENT 



PAGE. 



e Revised Manual and some Western 

 Plants: K J. Hill 169 



Braehytrichia Quoyii (Ag.), Born. & Flah.: 

 Franks. Collins 175 



A Possible Natural Hybrid: Byron D. 

 Halated 176 



Botrychium simplex in Maryland : John B. 

 Egerton. 177 



Notes on 3fe?w;a and Poa: Geo, Vasey 178 



Reviews of Foreign Literature.— On a 



New Italian Station for Galinsoga par- 

 vijlora and Eleuaine Tndica^ and on 

 other Exotic Plants in the vicinity of 

 Verona 179 



Botanical Notes.— The Laboratory of 

 Biological Research of the Brooklyn In- 

 stitute ■■ 180 



FAGS. 



m 



Recent American Literature.— Arti- 

 ficial Keys to the genera and species of 

 Mosses recognized in Lesciuereux and 

 James' Manual of the Mosses of North 

 America ; Carex rigida and its Varieties ; 

 On the Carpologlc Structure and Devel- 

 opment of the CollemacesB and allied 

 Groups; The Yellow Water Crow- 

 foot; Contributions to North American 

 fiuphorbiaceBe : Monograph of the Lem- 

 aneaceae of the United States; Lepi- 

 dium Virginicum in France; New or" 

 Noteworthy Species; Notes on North . 

 American Trees; Preliminary Notes 

 on Perityle; Provisional List of the 

 Plants of the Bahama Islands; Trie 

 True Grasses ; The Structure and De- 

 velopment of Tiwiiieya Jfuviatili$ and 

 briefer notices , 180 



Proceedings of the Club 189 



NEW YORK: 



Press op Holt Brothers, 17-27 Vandewater Street. 



