306 AUTHORITIES QUOTED. 



WEST. & WALL. HERB. BELGE. Herbier Cryptogamique der 



Belgique, par G. B. Westendorp et A. C. Wallays 



(dried specimens). Courtrai, 1844-1859. 

 WILLS, VOLV. Life History of Volvox globator, by A. W. 



Wills, in Midland Naturalist. Sept., Oct., 3880. 

 WITH. ARR. An Arrangement of British Plants, by William 



Withering, M.D. 3rd Ed. 4 vols., 80. London, 



1796. 

 WITTR. DISP. (EDOG. Dispositione OEdogoniacearum Sueci- 



carum, anct. V. B. Wittrock. 80. Stockholm, 1870. 

 WITTR. GOTL. SOTV. Om Gotlands Sotvattens Alger, von V. 



B. Wittrock. 80. Stockholm, 1872. 

 WITTR. MESOCARP. On the spore formation of the Meso- 



carpeas, especially of Gonatonema, by V. B. Wittrock. 



80. Stockholm, 1878. 

 WITTR. MON. MONOS. Monographia ofver Algslagtet Mono- 



stroma, by V. B. Wittrock. 4o. Stockholm, 1866. 

 WITTR. MON. (EDOG. Prodromus Monographia QEdogoniea- 



rum, auct. V. B. Wittrock. 4o. Upsal, 1874. 

 WITTR. MON. PITHOPH. On the development and systematic 



Arrangement of the Pithophoraceae, by V. B. Wittrock. 



4o., 6 pi. Upsal, 1877. 

 WITTR. CEDOG. Nov. CEdogoniacese Novas, in Suecia lecta?, 



anct. V. B. Wittrock. 80. Lund, 1872. 

 WOOD F. W. ALG. Contributions to the history of the 



Fresh Water AlgEe of North America, by H. C. Wood 



(Smithsonian Institution). Roy. 4o., 21 pi. Wash- 

 ington, 1872. 

 WORON. BOT. ZEIT. Neuer Beitrage z Kenntniss der Chytri- 



deen, von M. Woronin, in Botanische Zeitung. 4o. 



Berlin, 1867. 

 WRIGHT, TRANS. R. I. Ac. On a new species of parasitic 



Green Alga, by Dr. E. P. Wright, in Transactions 



Royal Irish Academy. 4o. Dublin, 1877. 

 WYATT, ALG. Exs. Algse Danmoniensis. 236 Spec. Exsic. 



4o. Torquay. 



