The fifth volume continues the tradition of outstanding contributions to the biology of orchids. Among the contents of this volume, are chapters reviewing the species of genus Dactylorhiza and the unique subterranean orchid Rhizanthella gardneri. Chapters on water relations in orchids and their flowering months in cultivation: the role of the orchid in literature, orchids in space, their auto-pollination, and a most engaging account of orchids in his life by one of the world's leading botanists round out the contents of this volume. The book is intended to serve the needs of professional and amateur orchid growers, scientists, and plant biologists in general.
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