230 



SPECKBECK— ON COMPARATIVE HISTOLOGY 



25. Linsbauer 



26. Loew and Bokorny 



27. Mac Dougal 



28. Mac Dougal 



29. Mac Dougal 



30. Macfarlane 



31. Macfarlane 



32. Malpighi 



33. Meyen 



34. Millardet 



35. MUler 



36. Nemec 



37. Pfeffer 



38. Poulsen 



39. Renner 



40. Sachs 



41. Scheele 



42. Schivelv 



43. Solereder 



44. Spruce 



45. Ulrich 



46. Wallace 



47. Wilson and Greenman 



Ber. d. deutsch Botan. Gesellschaft. Bd. XXXII. 

 1914, p. 609. 



Botan. Centralblatt. 1889, p. 614. 



Bot. Gazette. Vol. 20, p. 411. 



Bot. Gazette. Vol. 22. 



Botan. Centralblatt. Bd. 77, p. 297. 

 Lectures at Marine Biological Laboratory at Woods 

 Hole. 1893. 



Botan. Centralblatt. Bd. 61, 1895, p. 183. 



Opera Omnia. 1687, p. 52. 



Anatomisch physiologische Untersuchungen iiber den 

 Inhalt der Pflanzenzelle. Berlin, 1828, p. 59. 



Nouvelles recherches sur la periodicite de la tension. 

 1869, p. 31. 



The Gardeners Dictionary, 1733. 



Die reizleitung und die reizleitenden strukturen bei den 

 Pflanzen. Jena, 1901. 



Die periodischen Bewegungen der Pflanzen. 1875. 



Flora. 1877, p. 45. 



Flora. 1908, p. 87. 



Botanische Zeitung. 1857, vol. 15. 



Chemische Annalen, 1785. Bd. 1, p. 19. 



The History of Amphicarpaea nionoica. Contributions 

 from the Botanical Laboratory, Univ. of Pa. Vol. 

 1, No. 1. 



Systematic Anatomy of the Dicotyledons. Vol. 2, 1908. 



"Notes of a Botanist on the Amazon." Vols. I and II. 



Leaf Movements in the Family Oxalidaceae. Con- 

 tributions from the Botanical Laboratory of the 

 University of Pennsylvania. Vol. 2, No. 3. 



Natural Selection Tropical Nature. 1895. 



Preliminary Observations on the Movements of the 

 Leaves of Melilotus alba and Other Plants. Con- 

 tributions from the Botanical Laboratory, Univ. 

 of Pa. Vol. 1, No. 1. 



