1. The cytology of the hybrid between Lycopersicum esculentum and L. racemigerum in relation to its parents;Afify;Genetica,1933
2. The chromosomal relationships in the swede and turnip groups of Brassica.;Catcheside;Ann. of Bot.,1934
3. Studies in Prunus, I and II;Darlington;Journ. of Gen.,1928
4. Anomalous chromosome pairing in the male Drosophila pseudoobscura;Darlington;Genetics,1934