LIST OF WRITINGS. xliii 



63. Correspondence on the black wart of the plum tree (Cicada). 

 Down. Hort., Vol. Ill, pp. 277-279, Dec., 1848. 



64. Canker worms (Anisopteryx vernata). Bost. Cult., Vol. XI, No. 

 XLVil, p. 37G, Nov. 24, 1849. 



G5. Termites. New Orleans Picayune, January, 1S50. 1 



66. Description of some species of Lepidoptera from the northern shores 

 of Lake Superior; in Lake Superior, by Louis Agassiz (lithographic plate). 

 8vo. Boston, 1850. Art. ix, pp. 38G-394, pi. vii. 



67. Saw-fly of the raspberry, Selandria (Hoplocampa) rubi (in a letter 

 to Miss Darling). N. Engl. Farm., n. s., Vol.11, No. II, p. 33 (wood 

 cuts), Jan. 19, 1850. 



68. Insects on potatoes (Baridius trinotatus). N. Engl. Farm., n. s., 

 Vol. II, No. xui, p. 204, June 22, 1850. 



69. Potato bug (Cantharis vittata). Prairie Farm., Vol. X, No. viu, p. 

 247, Aug., 1850. 



70. Injurious insects (Conotrachelus nenuphar, Carpocapsa pomonella, 

 Aphides, Clisiocampa americana, Anisopteryx vernata, Macrodactylus sub- 

 spinosus). N. Engl. Farm., n. s., Vol. II, No. XVI, p. 252, Aug. 3, 1850. 



71. The cranberry worm. N. Engl. Farm., n. s., Vol. II, No. xxii, p. 

 348, Oct. 26, 1850. 



72. Canker worms (Anisopteryx vernata). Mass. Ploughin., Vol. X, 

 No. viu, Nov. 23, 1850. 



73. Canker worms (Anisopteryx vernata). Mass. Ploughm., Vol. X, No. 

 xxxin, May 17, 1851. 



74. The currant tree borer (^Egcria tipulifor,mis). Hov. Mag. Hort., Vol. 

 XVII, pp. 241-244 (wood cut), June, 1851. 



75. Plum weevils (Conotrachelus nenuphar). Bost. Cult., Vol. XIII, No. 

 XXIV, p. 187, June 14, 1851. 



(a) On the curculio. Down. Hort., Vol. VI, p. 341, July, 1851. 



76. Letter on potato rot. Salem Obs., Vol. XXIX, No. xxvm, July 

 12, 1851. 



(a) Reproduced in Bost. Cult., Vol. XIH, No. xxix, p. 228, July 

 19, 1851. 



(6) Insects not the cause of potato rot. N. Engl. Farm., n. s., Vol. 

 Ill, No. xvi. pp. 259-260, Aug. 2, 1851. 



77. A new insect depredator (Capsus quadrivittatus). N. Engl. Farm., 

 Vol. Ill, No. xvn, p. 268, Aug. k6, 1851. 



1 1 have not seen this paper. It is thus referred to by Mr. Thomas Affleck of Missis- 

 sippi, in a letter to Dr. Harris, dated Jan. 23, 1850. " I send you herewith a copy of 

 the number of the New Orleans Picayune, our most influential Southern paper, which 

 contains your article on the Termites I sent you." The specimens were sent to Dr. 

 Harris in a letter dated Nov. 10, 1849: and which bears the memorandum of Dr. Harrsi, 

 " Answered Nov. 29, Dec. 20, 1849." 



