Paphiopedilum concolor is a small terrestrial orchid first described in 1865 as Cypripedium concolor. It has dark green and grey-green mottled leaves, up to 6 by. Paphiopedilum concolor is native to southern China (Yunnan, Guizhou, Guangxi), Myanmar (Burma), Thailand and Southern and Central Vietnam, usually in Phong Nha-Kẻ Bàng National Park in Quảng Bình Province. They are generally found in lowlands, below 300 m elevation, but have been found above 1000 m. Paphiopedilum concolor flowers in Spring and Autumn. Its 4 in tall scape has reddish hairs and carries one or two flowers approximately 2+3/4 in in diameter. These flowers come coloured in cream to peach, with dark red speckles. This orchid prefers a warm habitat and wet soil.