74 



4001 to 4136 — Continued. 



4097. Opuntia spinosior, neomexicana. 



From Ventana Canyon, 12 miles northeast of Tucson, Ariz., altitude, 

 3,000-3,500 feet. Donated by Prof. J. W. Tourney, through Mr. W. T. 

 Swingle, December, 1899. 



4098. Opuntia spinosior. 



From Tucson, Ariz. Donated by Prof. J. W. Tourney, through Mr. W. T. 

 Swingle, December, 1899. 



4099. Opuntia fulgida, mammilata. 



From Ventana Canyon, 10 miles northeast of Tucson, Ariz., altitude, 

 3,000 feet. Received through Mr. W. T. Swingle, December, 1899. 



4100. Opuntia spinosior. 



From Tucson, Ariz. Received through Mr. *W. T. Swingle, December, 

 1899. 



4101. Opuntia laevis. 



From Tucson, Ariz. Donated by Prof. J. W. Tourney, through Mr. W. T. 

 Swingle, December, 1899. 



4102. Opuntia acanthocarpa. 



From Tempe, Ariz. Received through Mr. W. T. Swingle, November, 

 1899. 



4103. Opuntia arbuscula, monosperma. (?) 



From Ventana Canyon, 12 miles northeast of Tucson, Ariz. Received 

 through Mr. W. T. Swingle, December, 1899. 



4104. Opuntia arbuscula, monosperma. 



From Tucson, Ariz. Donated by Prof. J. W. Tourney, through Mr. W. T. 

 Swingle, December, 1899. 



4105. Opuntia chlorotica. 



From Tucson, Ariz. Donated by Prof. J. W. Tourney, through Mr. W. T. 

 Swingle, December, 1899. 



4106. Opuntia engelmanni. 



From Tucson, Ariz. Donated by Prof. J. W. Tourney, through Mr. W. T. 

 Swingle, December, 1899. 



4107. Opuntia fulgida. Cholla. 

 From Tucson, Ariz. Received through Mr. W. T. Swingle, December, 



1899. 



4108. Opuntia leptocaulis. 



From Tucson, Ariz. Donated by Prof. J. W. Tourney, through Mr. W. T. 

 Swingle, December, 1899. 



4109. Opuntia leptocaulis. 



From Tucson, Ariz. Donated by Prof. J. W. Tourney, through Mr. W. T. 

 Swingle, December, 1899. 



4110. Opuntia microdasys. 



From Tucson, Ariz. Donated by Prof. J. W. Tourney, through Mr. W. T. 

 Swingle, December, 1899. 



4111. Opuntia spinosior. 



From Tucson, Ariz. Donated by Prof. J. W. Tourney, through Mr. W. T. 

 Swingle, December, 1899. 



4112. Opuntia spinosior. 



From Tucson, Ariz. Donated by Prof. J. W. Tourney, through Mr. W. T. 

 Swingle, December, 1899. 



4113. Opuntia spinosior, neomexicana. 



From Arizona. Received through Mr. W. T. Swingle, December, 1899. 



4114. Opuntia tetracantha. 



From Tucson, Ariz. Donated by Prof. J. W. Tourney, through Mr. 

 W. T. Swingle, December, 1899. 



