Neue Litteratur. 35 



Neuwirth, M. 1916. Vergleichende Morphologie der Trichome an den 



Blütenteilen der Cycadeen. (Oesterr. bot. Zschr. LXVI. p. 141 — 



149. 1 T.) 

 Nieuwland, J. A. 1916. Proliferation in Calendula. (Amer. Midland 



Nat. IV. p. 502.) 

 Ramsbottom, J. 1915. Recent published results on the cytology of 



fungus reproduction (1915). (Trans, british mycol. Soe. V. p. 271—303.) 

 Urban, I. 1916. Ueber Ranken und Pollen der Bignoniaceen. (Ber. 



deutsch, bot. Ges. XXXIV. p. 728—758. 1 T.) 

 Wagner, R. 1915. Verzweigungsanomalien bei Veronica rubricaulis. 



H. B. (Sitzber. kais. Ak. Wiss. Wien 1. CXXIV. p. 547—566. 7 F.) 



V. Varietäten, Descendenz, Hybriden. 



Altenburg, E. 1916. Linkage in Primula sinensis. (Genetics. I. p. 



354 - 366.) 

 Anonymus. 1915. Die Selbststerilität bei den Obstbäumen. (Intern. 



agr. techn. Rundschau. 1915. p. 623.) 

 Babcock, E. B. 1916. Studies in Juglans. III: Further evidence that 



the Oak leaved Walnut originates by mutation; parallel mutation 



in Juglans Hindsii (Jeps.) Sarg. (Univ. California Publ. 1916. 



10 pp. 2 pl.) 

 Backhouse, W. 0. 1916. Note on the inheritance of „crossability". 



(Journ. of Genetics. VI. p. 91—94.) 

 Bateson, W. 1916. Root-cuttings, chimaeras and „Sports". (Journ. of 



Genetics. VI. p. 75—80. 1 pl.) 

 Blakeslee, A. F. 1916. Inheritable variations in the yellow daisy 



(Rudbeckia hirta). (Mem. New York bot. Gard. VI. p. 89.) 

 Bunyard, E. A. 1916. The origin of the Garden Red currant. (Proc. 



Linn. Soc. London. 1915—1916. p. 13.) 

 Copeland, E. B. 1916. Natural selection and the dispersal of species. 



(Philippine Journ. Sc. C. Bot. XI. p. 147—170.) 

 East, E. M. 1916. Inheritance in crosses between Nicotiana Langs- 



dorffii and N. alata. (Genetics, I. p. 311—333. 10 f.) 

 East, E. M. 1916. Studies on size inheritance in Nicotiana. (Genetics. 



I. p. 164—176.) 

 Forsaith, C. C. 1916. Pollen sterility in relation to the geographical 



distribution of some Onagraceae. (Bot. Gaz. LXII. p. 466—487. 



1 f. 3 pl.) 

 Fruwirth, C. 1916. Die Befruchtungsverhältnisse bei Rotklee und 



ihre Beziehungen zur Züchtung dieser Pflanze. (Zschr. f. Pflanzenz. 



IV. p. 321-331.) 

 Fruwirth, C. 1916. Vorzeitige Bestäubung bei Tabak. (Zschr. f. 



Pflanzenz. IV. p. 217-220.) 

 Gates, R. R. 1916. A new evening primrose (Oenothera Novae Sco- 



tiae). (Trans nova scotian Inst. Sc. XIV. p. 141 — 145.) 

 Gates, R. R. 1916. On the mendelian interpretation of Oenothera 



crosses. (Rhodora. XVIII. p. 198-201.) 

 Goldschmidt, R. 1916. Nochmals über die Merogonie der Oenothera- 



Bastarde. (Genetics I. p. 348—353. I pl.) 

 Goodspeed, T. H. and J. N. Kendall. 1916. On the partial sterility of 



Nicotiana hybrids made with N. sylvestris as a parent. III, An 



account of the mode of floral abscission in the F 1 species hybrids. 



(Univ. California Publ. Bot. V. p. 293—299.) 

 Harris, J. A. 1916. A tetracotyledonous race of Phaseolus vulgaris. 



(Mem. New York bot. Gard. VI. p. 229-244. 3 f.) 

 Harris, J. A. 1916. Studies on correlation of morphological and phy. 



