Nervilia, commonly known as shield orchids, is a genus of orchids with about 80 species widely distributed across most of sub-Saharan Africa, southern Asia (Saudi Arabia, India, China, Japan, Indochina, Indonesia, etc.), Australia, and various islands of the Pacific and Indian Oceans. Six species occur in Australia (2 or 3 of these endemic), with 16 in India, 10 in China and 5 in South Africa.

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