Breeding Variegata Oncidiums.1980. 8 col.pls.photos.XIII,122 p.gr8vo.Paper bd.

Contents:The Variegata/ Four Species of the Jamaican Subgroup inDispute/ Descriptions of Species and Natural Hybrids/ Distribution ofSpecies/ Ecology/ Care/ Chromosomes and Breeding/ Breeding the Five BestSpecies/ Balancing Species with Two, Three, or Four Species in a Cross/Balancing with More Species in the Hybrids/ Use of Species in PrimaryHybrids/ The Great Waste of Effort/ Dominance and Recessiveness/Oncidium guianense var. alborubrum and its Hybrids/ The Time of Year toMake Crosses/ Shape and Size of Flowers/ Strong 42- Chromosome Hybrids/The 63- Chromosome Crosses/ Another Breeding Problem/ Breeding SpottedFlowers/ Branching Peduncles/ Studying the Results of ProlongedBreeding/ Color/ Conclusion. - Second hand copy.