Investigations concerning the reproductive behaviour ofMollienisia “formos 4” Henry Meyer OriginalPaper Pages: 329 - 366
On a differential sensitivity of the somatic tissues to the male sex hormone in two Br. Leg. × R. I. Hens C. J. Bond OriginalPaper Pages: 367 - 371
Further interspecificSaxifraga hybrids E. M. Marsden-JonesW. B. Turrill OriginalPaper Pages: 431 - 445
Directed heritable variations conditioned by euploid chromosome alterations Dontcho Kostoff OriginalPaper Pages: 447 - 468
A cytological study of anF 1 betweenPisum sativum andP. humile, and of some types from the cross E. R. Sansome OriginalPaper Pages: 469 - 499
The influence of testis on sexual plumage in the domestic fowl Alan W. GreenwoodJ. S. S. Blyth OriginalPaper Pages: 501 - 508
Note on the chromosome numbers obtained from crosses with the “peculiar” aposporous type ofScolopendrium vulgare I. Andersson-KottöA. E. Gairdner OriginalPaper Pages: 509 - 514
The occurrence of quadrivalents in certain diploid and tetraploidAvena hybrids W. Ellison OriginalPaper Pages: 515 - 522
Contributions to the cytogenetics of forest trees C. Syrach LarsenM. Westergaard OriginalPaper Pages: 523 - 530
ALymantria-like case of intersexuality in plants (Oehlkers’ work) and its meaning for the theory of sex determination in plants Richard Goldschmidt OriginalPaper Pages: 531 - 535