178 Botanisches Centralblatt. 



Boulger, G. S. 1904. The pollination of the primrose. (Nature Notes. 



XV. p. 84—86.) 

 Britton, E. G. 1904. The relations oi Plants to Birds and Insects. (Bull. 



Dptmt. of Agricult. Jamaica. II. p. 13S— 139.) 

 Buscalioni, L. 1904. Sulla caulitioria. (Malpighia. XVIII. p. 117—177. 



Avec 2 tables.) 

 Coutagne, G. 1904. De la polychromie polytaxique florale des vegetaux 



spontanes. (C. R. Ac. Sc. Paris. CXXXIX. 1. 4 Juil. 1904. ' p. 77 



—79.) 

 Cronheim, W. 1904. Die Bedeutung der pflanzlichen Schwebeorgane für 



den Sauerstoffhaushalt des Wassers. (Forschungsber. Biol. Station 



Plön. XI. p. 276—288) 

 Fischer, Hugo. 1904. Ueber Symbiose von Azotobacter mit Oscillarien. 



(Cbl. Bakteriologie. 2. Abt. XII. p, 267— 26S.) 

 Harris, T. J. 1904. On the budding of Nutmegs. (Bull. Dptmt. of Agri- 

 cult. jamaica. II. p. 133-134.) 

 Lloyd, Fr. E. 1903. Vivipary in Podocarpus. (Torreya. II. Aug. 1903. 



No. 8.) 

 Maiden, J. H. 1904. On some natural grafts between indigenous trees. 



(Abstracts R. Soc. N. S. Wales. May-June 1904. p. 8.) 

 Nehrling, H. 1904. The beginning of spring in Florida. III. (Plant World. 



7. p. 137- 140.) 

 Penzig, 0. 1904. Notereile biologiche. (Malpighia. XVIII. p. 188—197. 



Avec 2 tables.) 

 Rama Rao, M. 1904. Notes on Sandal. (Indian Forester. XXX. No. 6. 



June 1904.) 

 Rodrigue, A. 1904. Etüde comparative des mouvements et de la struc- 



ture de Porlieria hygrometrica (Bull. Soc. bot. Geneve. No. 10.) 

 Ule, E. 1904. Blüteneinrichtungen von Amphilophium. (Festschrift zu 



P. Ascherson's 70. Geburtstage. 1904. p. 547—551.) 

 Weiss, F. E. 1904. The pollination of the primrose. (Nature Notes. XV. 



p. 103— 106.) 

 Wood, E. M. 1904. Plant defences. (Field Naturalist's Quarterly. III. 



No. 9. p. 67—73.) 



V. Varietäten, Descendenz, Hybriden. 



Bedelian, J. 1904. Influence de la Culture en serre sur quelques Plantes 



des environs de Paris (av. nl.). (Revue gen. de Botanique. XVI. 



p. 242—248.) 

 Blakeslee, A. F. 1904. Zygospore formation a sexual process. (Science. 



XIX. p. 864—866.) 

 Cockerell, J. D. A. 1904. Insular races of animals and plants. (Nature. 



LXX. No. 1805. p. 102—103.) 

 Darbishire, A. D. 1904. On the results of crossing Japanese Waltzing 



Mice with Albino Mice. (Biometrica. III. part 1.) 

 Ducceschi, V. 1904. Evoluzione morfologica ed Eyoluzione chimica. 



Bologna 1904. 8. 114 pp. 

 Elliot, E. A. 1904. What is a form? (Field Naturalist's Quarterly. III. 



No. 9. p. 59-61.) 

 Henslow, G. 1904. Adaptation to circumstances. (Gardeners' Chronicle. 



915. p. 17.) 

 Hurst, C. C. 1904. Experiments in heredity of Peas. (Journ. R. Horticult. 



Soc. XXVIII. p. 483—494.) 

 Lustig, A. 1904. L'immunite acquise contre les poisons peut-elle etre 



transmise par les parents ä leur progeniture ? [Contribution aux con- 



naissances sur la transmission de caracteres acquis. Recherches expe- 



rimentales] (Arch. ital. de Biol. XLI. p. 271—276.) 

 Morley, C. 1904. The necessity of species. (Field Naturalist's Quarterly. 



III. No. 9. p. 57—58.) 

 Pearson, K. 1904. On a criterion which may serve to test various 



theories of inheritance. (Proc. R. Soc. London. LXXIII. No. 493.) 



