FLOWER POLLINATION 369 



Baker, to Insect Fertilisation. Trans. Bot. Soc, Edinburgh, xvi, 1886, 

 PP- 365-70. 



3661. On the dimorphism of flowers of Wachendorfia paniculata. Op. cit., xvii, 1887, 



PP- 73-7- 



3662. Note on the fertilisation of Aspidistra elatior by slugs. Op. cit., xviii, 1889, 



pp. 495-7. 



3663. Observations on the Fertilisation and Hybridisation of some Species of Albuca. 



Bot. Jaarb., Dodonaea, Ghent, iii, 1891, pp. 232-59. 



3664. Het dimorphisme van Wachendorfia paniculata. Op. cit., ii, 1890, p. 158. 



3665. Waamemingen omtrent de bevruchting en de bastaardkruising van sommige 



Albuca-soorten. Op. cit., ii, 1890, p. 232. — Ab. : Justs bot. Jahresber., Leipzig, 

 xix, (1891) 1894, pp. 444-5. 



3666. Note on the Prolongation of the flowering period of Tritonia (Montbretia) 



yNWsoni Bak. Trans. Bot. Soc, Edinburgh, xix, 1892, pp. 166-7. Ab. : Justs 

 bot. Jahresber., Leipzig, xx, (1892) 1894, p. 505. 



3667. ■Wilson, Lucy L. "W. Observations on Conopholis americana. Cont. Bot. Lab. 



Univ. Pa., Philadelphia (Pa.), ii, 1898, pp. 3-19. 



3668. Wilson, W. On the Hair-collectors of Campanula and the mode of its Fecun- 



dation. Hooker's J. Bot., London, i, 1842, pp. 601-5. 



3669. Further Remarks on the Pollen-collectors of Campanula, and on the mode of 



Fecundation. Op. cit., vii, 1848, pp. 92-7. 



3670. Wilson, W. P. On Cross-fertilisation. Proc. Nat. Hist. Soc, Boston (Mass.), 



xviii, 1876, p. 359. 



3671. Observations on Epigaea repens Z. Cont. Bot. Lab. Univ. Pa., Philadelphia (Pa.), i, 



1892, pp. 56-68. — Ab. : Bot. Gaz., Chicago (111.), xvii, 1892, p. 294; Bot. 

 Centralbl., Cassel, liv, 1893, p. 368; Justs bot. Jahresber., Leipzig, xx, (1892) 

 1894, p. 501;. 



3672. Winkler, W. Potentilla mixta jV<?//£ in Thiiringen. D. bot. Monatschr., Amstadt, 



i, 1883, pp. 17-18. 



3673. Withycombe, J. Legximinous forage plants. [Trifolium pratense and T. incar- 



natum, Vicia sativa, Medicago sativa, Pisum arvense, Lathyrus sylvestris, 

 Onobrychis sativa, Glycine hispida, Vigna Catjang.] Agric. Exp. Sta., 

 Oregon, BulL No. 76, 1903. 



3674. Witten, J. C. The emergence of Pronuba from the Yucca capsules. Bot. Gard. 



Rep., St. Louis (Mo.), v, 1894, pp. 137-8. 



3675. Wittmack, Ludw. The Nectar-cups of the Marcgraviaceae. Gard. Chron., 



London, New Ser., xiv, 1880, p. 78. 



3676. Die Marcgraviaceen und ihre Honiggefasse. Verb. bot. Ver., Berlin, xxi, 1879 ; 



Kosmos, Leipzig, v, 1879, pp. 267-77. 



3677. Uber eine Eigentiimlichkeit der Bliiten von Hordeum bulbosum L. SitzBer. Ges. 



natf. Freunde, Berlin, 1882, pp. 96-7. 



3678. Uber Rhizoboleae. Verb. Ges. D. Natf., Leipzig, Ivii, 1884. Bot. Centralbl., 



Cassel, XX, 1884, p. 57. 



3679. tJber das Grosswerden der Blatter und Bliiten im Norden. D. Gartenztg., Koln, 



i, 1886, p. 435. 



3680. Bromeliaceae. Engler und Prantl, d. nat. Pflanzenfam. II, 4, p. 37.— Ab. : 



Justs bot. Jahresber., Leipzig, xvi, (1888) 1890, p. 551. 



3681. Verschiedene Bliiten an Renanthera Lowei. Gartenflora, Berlin, xlvii, 1898, 



pp. 108-10. 



3682. Wittrook, V. B. Uber die Geschlechtsverteilung bei Acer platanoides L. und 



einigen anderen Acer-Arten. Bot. Centralbl., Cassel, xxv, 1886, p. 55. 



3683. Biologische und morphologische Beobachtungen an einigen im letzten Sommer 



