1. Barbier M, Dulieu H (1980) Effects genetiques observes sur des plantes de Tabac regenerees parter de cotyledons par culture in vitro. Ann Amelior Plant 30: 321–344
2. Bingham P (1981) A novel dominant mutant allele at the white locus of Drosophila melanogaster is mutable. Cold Spring Harbour Symp Quant Biol 45: 519–525
3. Burr B, Burr F (1981) Transposable elements and genetic instabilities in crop plants. Stadler Symp 13: 12–18
4. Clark E, Schnabelrauch L, Hanson MR, Chinnici J, Sink KC (1984) Differential fate of plastid and mitochondrial genomes in Petunia somatic hybrids. Mol Gen Genet (in press)
5. Clayton E (1950) Sterile tobacco. J Hered 41: 171–175