Parthenocarpy in a Tomato Deficient for a Part of a Chromosome and in Its Aneuploid Progeny.

VERY small tomato plant occurred in F1 from diploid dwarf dldl A parents, grown in the field at Riverside, California, for a study of male sterility. The mutant was very slow-growing, compared with normal sibs, but was perfectly developed and apparently healthy. It had extremely short internodes and very small leaves (fig. I). It flowered freely and produced very small yellow (ry) fruit in abundance throughout the season,