Tilden: bibliography of American algae. 339 



542. Goddard, P. B. Dried specimens of Hydrodyctum 

 pentagonum. Proc. Phil. Acad. 1: 209. (20 S.) AgS01842. 



Donated to Museum. 



543. Gould, A. A. An Address in commemoration of Pro- 

 fessor J. W. Bailey, President of the Association, delivered 

 before the Association August 19, 1857. Proc. Am. Ass. Adv. 

 Sci. 1-8. (19Agl857.) 1858.— (Am. Jour. Sci. Arts. II. 25:153- 

 158. Mrl858.) 



544. Grabendoerfer, J. BeitragezurKenntniss der Tange. 

 Bot. Ztg. 43:609-e^l8. 25 8.43:625-636. 2 0. 43:641-648. 

 90. 43:657-664. pi. 6. 1885.— (Jour. Roy. Mic. Soc. II. 6:290. 

 Apl886.) 



Description of 2 algae from South Brazil. 



545. Grahii, E. G. Microscopical Notes. Bull. Brookville 

 Soc. Nat. Hist. No. 1. 39-41. 1885. 



List of 46 diatoms and 2 desmids from the vicinity of Brookville. 



546. Gratacap, L. P. and Woodward, A. The Freshwater 

 Flora and Fauna of Central Park. Sci. Am. Suppl. 18: (No. 

 468.) 7480, 7481. 20D1884.— Repr. as pamphlet. 1-19. 27D1884. 

 —(Bull. Torr. Bot. Club. 12: 12. Jal885.) 



A list of 55 species of algae. 



547. Gray, A. Letter on Mr. Wolle's papers on Algae. Bull. 

 Torr. Bot. Club. 6: 202, 203. F3878. 



Criticisms mostly typographical, on Mr. Wolle's preceeding papers. 



548. Greenleaf, R. C. On a new species of Nitzschia: N. 

 mitchelliana. (1865.) Proc. Boston Nat. Hist. Soc. 10:107. 

 1866. 



549. . List of Diatomaceae found in a peat swamp 



near Lake Winisquam in Laconia, N. H. (1866.) Proc. Boston. 

 Nat. Hist. Soc. 11 : 75. 1868. 



550. ■ — . On the Diatoms and other Microscopic Objects 



found in Soundings from the Gulf of Mexico, between Sand 

 Key and El Moro made by Henry Mitchell of U. S. Coast 

 Survey. Proc. Boston Nat. Hist. Soc. 1 1 : 79. 1868. 



551. . Remarks on the double Plate of Aulacodiscus. 



oreganus. Proc. Boston Nat. Hist. Soc. 12:361. 1869. 



552. . List of Diatoms from South Carolina. Proc. 



Boston Nat. Hist. Soc. 12:362. 1869. 



. See Stodder, C. and Greenleaf, R. C. 



553. Gregory, Emily L. Probable discovery of Zoospores 

 in Oscillaria announced, and remarks made on Vaucheria galls 

 in Meeting of Club.— (Bull. Torr. Bot. Club. 1 7 : 112. 10Apl890.) 



