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Cycads resemble fingers, yet are taxonomically fairly diverse. they're a major and irreplaceable element of the planet's organic range, having advanced a variety of and infrequently detailed morphological, anatomical and biochemical good points in the course of their 250-million-year evolutionary heritage. Many cycad species exist at the present time simply as small, poorly-known or remoted populations or as decorative species in botanic gardens. so that it will comprehend totally, in addition to to preserve, this across the world endangered tropical plant team, it truly is paramount that cycad systematics are studied, documented and sophisticated. This quantity offers the present nation of our wisdom of the systematics of the nearly three hundred species of cycads. It contains contributions from prime researchers from Australia, China, Italy, Mexico, South Africa, Thailand and america. it's been built from papers awarded at a workshop held in 2002, on the Montgomery Botanical Center.

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