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Literature Review on Germination of Orchid Seeds.
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Literature Review on Germination of Orchid Seeds Liew Kaiyang Kevin, Tan Yong Zi, and Calvin Wong Yun Sheng The Chinese High School ORCHIDS Orchid is the common name for a family comprising one of the largest groups of flowering plants. The family is worldwide in distribution, being absent only from Antarctica and some of the most arid desert zones of Eurasia. The greatest diversity of genera and species occurs in tropical regions that remain poorly explored. For this reason, and because of the complexity of the family, estimates of the number of orchid species vary from 15,000 to 25,000, and the number of genera from 400 to 800. Orchid seeds are small, with only an undifferentiated embryo. As many as 2 million seeds may be produced from a single orchid seedpod. Unlike most other flowering plants, orchids have no food-storage tissue. Orchid flowers are pollinated by a great variety of flying animals, and their great diversity...
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