The Orchid Doctor Articles under the Heading Triploids

Triploids Comments
TRIPLOIDS: In Cattleyas Relative sterility, etc,: diploid pollen on triploid flowers produced a small number of tetraploid progeny; triploid pollen is infertile on another flower; some triploid-diploid matings produce aneuploids for reasons unknown; triploid-diploid matings give 25% chance of producing tetraploids; refer to A67-688 0
TRIPLOIDS: In Cymbidiums A combination of a diploid and a tetraploid; they are generally the heaviest producers of long spikes of large blooms on quick-growing, strong plants; they are assumed to be sterile; they comprise about 80% of the average commercial grower's stock, with about 15% diploids and 5% tetraploids. OA79-8+ 0

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