One of every seven flowering plants on Earth is an orchid. Orchidaceae is the second most widely distributed plant family, yet remains one of the least understood. Here are profiles of 600 key species, complete with full taxonomic and phylogenic details, captured in exquisite photographs and representing the remarkable diversity, complexity, and beauty of these extraordinary an...(展开全部)

One of every seven flowering plants on Earth is an orchid. Orchidaceae is the second most widely distributed plant family, yet remains one of the least understood. Here are profiles of 600 key species, complete with full taxonomic and phylogenic details, captured in exquisite photographs and representing the remarkable diversity, complexity, and beauty of these extraordinary an...(展开全部)

This book updates taxonomy information of orchids in China. China is one of the countries with the richest biodiversity. In China, all five subfamilies of Orchidaceae are represented, about 1600 orchid species in 198 genera. All orchids are rare and endangered plants. They are among the flagships for biological conservation, listed in CITES appendix I or II. This book provided ...(展开全部)

兰科是被子植物中的一个大家族，全世界约有700属近200O0种。兰科植物俗称兰花，以其具艳丽的花朵而著称，有不少种类可供观赏和药用，具有很高的经济价值。中国的兰花资源十分丰富，已知有173属约1200种之多。在野生兰中不乏世界级的花卉名品，如兜兰属（Paphiopedilum）、杓兰属（Cypripedium）、虾脊兰属（Calanthe)、独蒜兰属（PIeione）、石斛属（Dendrobium）、兰属（Cymbidium）和万代兰属（Vanda）中的一些种和品种就有很高的观赏价值。近年来，随着我国国民经济的高速发展，兰花作为一种产业也开始崭露头角，从小规模的国兰栽培，逐渐进入了现代化的洋兰生产。这就越来越多地涉及兰花名称的鉴定，亲本的选择，新品种的命名、登录，以及科学化经营管理中出现的种种问题。其次，兰科大多为珍稀濒危植物，属于《野生动植物濒危物...(展开全部)

The Book of Questions may be the only publication that challenges and changes the way readers view the world, without offering a single opinion of its own. Posing 265 questions, "The Book of Questions" is bound to provoke hours and hours of thought.

The Book of Questions may be the only publication that challenges and changes the way readers view the world, without offering a single opinion of its own. Posing 265 questions, "The Book of Questions" is bound to provoke hours and hours of thought.

One in every seven flowering plants on earth is an orchid. Yet orchids retain an air of exotic mystery—and they remain remarkably misunderstood and underappreciated. The orchid family contains an astonishing array of colors, forms, and smells that captivate growers from all walks of life across the globe. Though undeniably elegant, the popular moth orchid—a grocery store standa...(展开全部)

One in every seven flowering plants on earth is an orchid. Yet orchids retain an air of exotic mystery—and they remain remarkably misunderstood and underappreciated. The orchid family contains an astonishing array of colors, forms, and smells that captivate growers from all walks of life across the globe. Though undeniably elegant, the popular moth orchid—a grocery store standa...(展开全部)