2978. 
2979, 
2980. 
2981. 
2982. 
2983. 
2984. 
2985. 
2986. 
2987. 
2988. 
2989. 
2990. 
2991. 
2992. 
2993. 
2994. 
2995. 
2996. 
2997. 
2998. 
2999. 
FLOWER POLLINATION 339 
birds. Op. cit., xxviii, 1899, pp. 27-45.—Ab.: Bot. Centralbl., Cassel, Ixxxv, 
1901, pp. 297-304 ; Justs bot. Jahresber., Leipzig, xxvii, (1899) 1901, pp. 462-4. 
Flower ecology. [Review of Knuth’s Handbuch der Bliitenbiologie, II.] Op. 
' Cit., xxviii, 1899, pp. 432-4. 
Flower visits of oligotropic bees. Op. cit., xxviii, 1899, p. 215.—Ab.: Bot. 
Centralbl., Cassel, Ixxxv, 1901, p. 304; Justs bot. Jahresber., Leipzig, xxvii, 
(1899) 1901, p. 464. 
Another note on the flower visits of oligotropic bees. Op. cit., xxx, 1900, p. 130. 
Flower visits of oligotropic bees. Op. cit., xxxii, 1901, pp. 367-8. 
Robineau-Desvoidy, A. J. B. Sur l’usage réel des antennes chez les insectes. 
Ann. soc. ent., Paris, xi, 1842, pp. xxili-xxvil. 
Robinsohn, Isak. Uber die Drehung von Staubgefissen in den zygomorphen 
Bliiten einiger Pflanzengruppen und deren biologische Bedeutung. Ost. Bot. 
Zs., Wien, xlvi, 1896, pp. 393-401. 
Robinson, A. G. Blue ridge blossoms. Plant World, Washington (D.C.), 18098, 
Pp. 130-1, 145-7. 
Robinson, B. L. Two undescribed species of Apodanthes. Bot. Gaz., Chicago 
(Ill.), xvi, 1891, pp. 82-4. 
A new species of Apios from Kentucky. Op. cit., xxv, 1898, pp. 450-3. 
An apetalous form of Arenaria groenlandica. Rhodora, Boston (Mass.), i, 
1899, p- 90. 
Robinson, Wirt. A Trip after Papilio homerus. [Visits of the following Sphingidae 
to the flowers of Nicotiana Tabacum in Jamaica—Diludia brontes, Cocytius 
duponchelii, Phlegetonthius cingulata, Dilophonota cingulata, Anceryx alope, 
Eusmerinthus jamaicensis, Pachylia ficus, Dupo vitis, Argeus labruscae, 
Theretra tersa, and Deilephila lineata.] Ent. News Acad. Nat. Sci., Amer, 
Ent. Soc., Philadelphia (Pa.), xiv, 1903, pp. 17-21. 
See also under MacDonald, D. 
Roda, Mareellino. Gli amori delle piante. Atti Soc. filotec., Torino, iv, 1882. 
Réder, J. Untersuchungen iiber die Farbenverhaltnisse in den Bliiten der Flora 
Frankreichs. Tiibingen, 1833. 
Rogenhofer, A. Die Befruchtung der Blumen durch Insekten und das Festhalten 
der letzteren durch sogenannte Klemmko6rper. SitzBer. Zool. Bot. Ges., Wien, 
xl, 1890, pp. 67-8.—Ab. : Justs bot. Jahresber., Leipzig, xviii, (1890) 1892, p. §10. 
Rogers, J. B. Immediate influence of pollen on fertilized plants. Trans. Amer. Pomol. 
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Rohrbach, Paul. Uber den Bliitenbau und die Befruchtung von Epipogium 
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xxiv, 1866, p. 71. 
Monographie der Gattung Silene. Leipzig, 1868. 
Rolfe, A. Flowers and insects. Gard. Chron., London, New Ser., xxv, 1886, p. 297. 
Fertilisation without pollen. Op. cit., Ser. 3, viii, 1890, p. 361.—Ab.: Justs bot. 
Jahresber., Leipzig, xix, (1891) 1894, p. 428. 
On the sexual Forms of Catasetum with special reference to the Researches of 
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Romanes, G. J. Darwin and after Darwin. III. Post-Darwinian Questions. 
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Rompel, Jos. Zur Bestaubung der Bliite von Victoria regia Ziémd/. Natur u. 
Offenb., Miinster, xlvi, 1900, pp. 449-57. 
BA 2 
