FLOWERS OF IMPATIENS FULVA 



181 



23. Henslow, G. 



24. Hoffman, H. 



25. Kerner, A. 



26. Knuth, P. 



27. Le Maout, E. & 

 Decaisne, J. 



28. Lindley, J. 



29. Loche, A. 



30a. Loew, E. 

 30b. Loew, E. 



31. Lubbock, J. 



32. Masters, M. 

 2)2). Meehan, T. 



34. Meehan, T. 



35. von Mohl, H. 



36. MiiUer, H. 



37. Payer, J. B. 



38. Penzig, O. 



39. Riatt, A. H. 



40. Richard, A. 



41. Ritzerow, Helene 



42. Rossler, Wilhehn. 



43. Rydberg, A. 



44. Shaw, C. H. 



45. Shaw, C. H. 



46. Schenk, A. 



47. Schively, A. F. 



48. Trelease, W. 



49. Warburg, O. & 



On the Self-fertilization of Plants. Trans. Linn See. Bot. 



series 2, L 1877, pp. 317-48. 



Kulturversuche iiber Variation. Bot. Ztg. XII, 1883. 



The Natural Histor>' of Phints, translated by Oliver, II, 



1895. 



Handbook of Flower Pollination, 1906. Translation of 



Handbuch der Blutenbiologie 1898. 



System of Botany, English translation, 1876. 



Vegetable Kingdom, 1831. 



Note sur un fait anormale de fructification chez quelques 



Balsaminaces. Bull. Soc. Biol, de France. Tom. XXIII, 



1876, pp. 367-369. 



Bliitenbau und Bestaubungseinricht. v. Impatiens Roylei 



Engl. bot. Jahrb. XIV. 1892, p. 166. 



Bemerkungen zu Burck, 'Die Mutation als Ursache der 



Kleistogamie.' Biol. "Centralbl. XXVI, 1906 ,p. 129. 



Seedlings, 1892. 



Vegetable Teratology, 1869. 



Flowers of Viola and Impatiens. Proc. Acad. Nat. Scs., 



Phila., 1873, p. 101. 



Relations between Insects and Flowers of Impatiens fulva. 



Proc. Acad. Nat. Scs. Phila. 1894, pp. 53-59. 



Einige Beobachtungen iiber dimorphe Bliithen. Bot. Ztg. 



XXI, 1863, pp. 309-315, 321-328. 



The Fertilization of Flowers, 1883. English translation. 



Traite D'Organogenie Comparee de la Fleur, 1857. 



Pfianzen-Teratologie, 1890. 



The Development of the Ovule of Impatiens pallida, Nutt., 



Plant World, July, 1916. 



Nouveaux Elements de Botanique, 1852. 



tJber Bau und Befruchtung kleistogamer Bliiten. Flora. 

 98, 1907, p. 163. 



Beitrage zur Kleistogamie. Flora 87, 1900. p. 479. 



Balsaminaceae in North American Flora XXV, 1910. 



Inflorescences and Flowers of Polygama polygama. Bot. 



Gaz. XXVII, 1899, p. 1121. 



Comparative Structure of Flowers in Poly gala polygama 



and Polygama pancijlora, Contributions from the Botanical 



Laboratory of the Univ. of Pa., II, pp. 122-148, 1904. 



Handbuch der Botanik. 



Concributions to the Life History of Amphlcarpaea monoica. 



Contributions from the Botanical Laboratory of the Univ. 



of Penna., I, 1892, p. 270. 



Action of Bees toward Impatiens fulva. Bull. Torrey Club. 



VII. 1880, pp. 20-21. 



