992. 
993. 
994, 
995. 
996. 
997. 
998. 
999. 
1000. 
1001. 
1002. 
1003. 
1004. 
1005. 
1006. 
1007. 
1008. 
1009. 
1010. 
1011. 
1012. 
10138. 
1014. 
1015. 
FLOWER POLLINATION 253 
Botanical Notes from Bainbridge, Georgia. [Colour-change in the flowers of 
Gossypium album.] Bull. Torrey Bot. Cl., New York, xx, 1893, p. 386. 
Forbes, Henry O. Fertilisation of Orchids. Nature, London, xvi, 1877, p. 102. 
Selective Discrimination of Insects. Op. cit., xvii, 1878, p. 62. 
Two Kinds of Stamens with different Functions in the same Flower (Melastoma). 
Op. cit., xxvi, 1882, p. 386. 
On the Contrivances for insuring self-fertilization in some tropical Orchids, 
J. Linn. Soc., Bot., London, xxi, 1885, pp. 538-50. 
A Naturalist’s Wanderings in the Eastern Archipelago from 1878 to 1883. London, 
1885. German Ed. by R. Teuscher, ‘Wanderungen eines Naturforschers im 
Malayischen Archipel von 1878-83.’ Jena, 1886. 
Forbes, W.A, Fertilisation of Orchids (Anagraecum). Nature, London, viii, 1873, 
De aali 
Fordham, George. Destruction of Flowers by Birds. Nature, London, xii, 1875, 
p. 783. 
Forel, August. Beitrag zur Kenntnis der Sinnesempfindungen der Insekten. Mitt. 
ent. Ver., Miinchen, ii, 1878, pp. 1-21. 
Zur Lehre vonden Sinnesempfindungen der Insecten. Kosmos, Stuttgart, xiii, 1883, 
PP- 139-43- 
Expériences et remarques critiques sur les sensations des insectes. Recueil Zool., 
Suisse, Genéve et Bale, iv, 1886-8, pp. I-50, 145-240. 
Les fourmis percoivent-elles l’ultra-violet avec leurs yeux ou avec leur peau? Arch. 
Sci. Phys., Genéve, Ser. 3, xvi, 1886, pp. 346-50. 
La vision de l’ultra-violet par les fourmis. Rev. sci., Paris, xvi, 1886. 
Forsberg. Uber die Geschlechterverteilung bei Juniperus communis. Bot. Cen- 
tralbl., Cassel, xxxiii, 1888, p. 91. 
Forster, Thomas. See under Allen, Grant. 
Fournier, HE. Fécondation dans les Phanérogames. Paris, 1863. 
Fowler,Carroll. Californian Bees of the genus Nomada. [Nomada civilis Cvess., 
N. lepida Cvess., and N. melliventris Cvess. on Ranunculus californicus and 
Brassica campestris : N. obliqua sp. nov., N. obscura sp. nov., and N. bisignata 
Say on Ranunculus californicus: N. rubra Prov. on Eschscholtzia californica 
and Medicago sativa.] Ent. News Acad. Nat. Sci, Amer. Ent. Soc., 
Philadelphia (Pa.), x, 1899, pp. 157-62. 
Fox, William J. Synopsis of the United States species of the hymenopterous 
genus Centris /adr., with description of a new species from Trinidad. [Visits 
to Parkinsonia Torreyana and Cevallia sinuata.] Proc. Acad. Nat. Sci., Phila- 
delphia (Pa.), li, 1899, pp. 63-70. 
See also under Cockerell, T. D. A. 
Franchet, A. Mutisiaceae japonicae. [Spring and autumn forms of Gerbera 
Anandria.] Mém. Boissier, Genéve, No.14, 1900.—Ab.: Bot. Centralbl., Cassel, 
Ixxxvii, 1901, pp. 319-20. 
Francke, Alfr. Ejinige Beitrage zur Kenntnis der Bestaéubungseinrichtungen der 
Pflanzen. Inaug. Dissertation (Freiburg i. B.), Halle, 1883. 
Frank, C. A. Untersuchungen iiber die Farben der Bliiten. Tiibingen, 1825. 
Freda, A. Alcune osservazioni su di una infiorescenza femminea di Dasylirion 
glaucum Zucc.—Boll. Soc. bot. ital., Firenze, 1896, pp. 135-41. 
Fredrikson, T. Nagra biologiska féreteelser vid blomningen hos Geranium vi- 
scidulum Fr. Bot. Not., Lund, 1894, pp. 89-92. 
French, R. C. Insects caught by Apocynum. Bot. Gaz., Chicago (IIl.), viii, 1883, 
pp. 171-2. 
Frey, H. Die Lepidopteren der Schweiz. Leipzig, 1880. 
