CHARLES ROBERTSON 221 
Long-tongued Bees (3)—Ap. Apis ¢; Bomb.: Bombias separatus 
9, ¢; Eucer.: Tetralonia dilecta 9. 
Vitis vulpina——Blooms May 12-June 1; 3 visitors observed, 
May 16-29; Mas, Y. 
Long-tongued Bees (3, 9, c)—Bomb.: Bombias separatus, Bom- 
bus americanorum, impatiens. 
FLOWERS AND INsEcts Papers Crrep 
Insects and Asclepiads. Bot. G. 12: 207-16, 244-50. 1887. 
Fils. I-III. Bot. G. 14: 120-6, 172-8, 297-304. 1889. 
Fis. IV, V. Bot. G. 15: 79-84, 199-204. 1890. 
Fls. VI. Bot. G. 16: 65-71. 1891. 
VII-IX. Bot. G. 17: 65-71, 173-9, 269-76. 1892. 
Fls. X, XI. Bot. G. 18: 47-54, 267-74. 1893. 
Fis. XII. Bot. G. 19: 103-12. 1894. 
Fis. XIII, XIV. Bot. G. 20: 104-10, 139-49. 1895. 
Fils. XV-XVII. Bot. G. 21: 72-81, 266-74; 22: 154-65. 1896. 
10. Fils. XVIII. Bot. G. 25: 229-45. 1898. 
11. Fis. XIX. Bot. G. 28: 27-45. 1899. 
CONAN PON 
ry 
— 
7 
’ 12. Fis. Umbelliferae. St. L. A. 5:449-60. 1890. 
13. Fis. Aselep. to Seroph. St. L. A. 5:569-98. 1891. 
14. Fils. Labiatae. St. L. A. 6:101-31. 1892. 
15. Fils. Rosaceae and Compositae. St. L. A. 6:435-80. 1894. 
16. Fis. Contributions. St. L. A. 7:151-79. 1896. 
XK 
¥XI1, Bot. Gar 
