242 Local Floras of the United States and British America. 



Dukes County. 



60. — F1.0KA OF Penikese Island. By D. S. Jordan. (A.) 

 Amer. Naturalist, viii, 193-197. 1874, 



Essex County. 



61. — List of Plants Collected fkom March 25 to November 27, 1853, Prin- 

 cipally FROM North Danvers, with a few from Pleasant Pond, 

 Wenham. By Geo. Osgood. (A.) 

 Sal«m Gazette, May 26, June 2, 1854. Reprinted. 



62. — Studies of the Essex Flora ; a complete enumeration of all Plants 



FOUND GROWING NATURALLY WITHIN THE LIMITS OF LyNN AND THE TOWNS 



ADJOINING. By C. M. Tracy. (B.) 

 8vo., pamph., pp. 87. Lynn, 1858. 

 63. — List of Plants collected in Salem and its Vicinity, in 1857. By S. 

 B. Buttrick. (A.) 

 Proc. Essex Inst., ii, 233-242. Salem, 1860. 

 64. — A List of Trees, Shrubs, and Plants of our Cape (Cape Ann), which 



HAVE come under THE NOTICE OF Mr. CaLVIN W. PoOL, OF RoCKPORT. (A.) 



In " Pigeon Cove and Vicinity." By Henry W. Leonard, pp. 151-156. 

 Boston, 1873. 

 65. — List op the Ferns of Essex County. By .Tolm Robinson. (B.) 



Bull. Essex Inst, vii, 44-54, 1875 ; addenda, loo. cit., viii, 147, 148, 1875 : 

 ix, 98, 1877. 

 66. — Flora op Georgetown, Mass. By Mrs. C. N. S. Horner. (A.) 



Georgetown "Advocate," Feb. and Mar. 1876. 

 67. — Flora of Boxford. By Miss M. E. Perley. (A.) 



Georgetown "Advocate," March, 1876. 

 68. — Notes on the Native and Extensively Introduced Woody Plants of 

 Essex County. By John Robinson. (B.) 

 Bull. Essex Inst., xi, 72-106. Salem, 1879. 

 69. — Flora op Essex County. (Includes Phrenogams, Vascular Cryptogams, 

 Lichens, Mosses, Hepatic?e, Characese, and Marine Algfe with extensive 

 notes, and historical preface and sketch of early Essex County Bota- 

 nists.) By John Robinson. 

 Pub. by Essex Institute, 8vo. pp. 200. Salem, 1880. 

 70. — Introduced Plants found in the Vicinity of a Wool-scouring Estab- 

 lishment. By William P. Alcott. 

 Bull. Essex Inst., xiii, 162-166. 1881. Also reprinted. 

 71. — Notes on the Flora of South Georgetown. By Mrs. Charlotte N. S. 

 Horner. (A.) 

 Bull. Essex Inst., xv, 107-110. 1883. Reprinted, pp. 4. 

 72. — List of Native and Introduced Plants observed in Flower in the 

 Vicinity of Salem, during the Spring of 1886, on or before May 1. 

 By J. H. Sears. (A.) 

 Bull. Essex Inst., xviii, 95-98. 1886. 



