Cucurbit Genetics Cooperative Report 10:4-6 (article 3) 1987 C. Ramachandran College of Horticulture, Kerala Agricultural University, Vellanikkara 680651, India R.K.J. Narayan Department of Agricultural Botany, University College of Wales, Aberystwyth, U.K. The genus Cucumis comprises about thirty species of Asian and African origin. The diploid species are dibasic with haploid chromosome numbers, n=7 or n=12. […]