Paphiopedilum barbatum var. nigritum is a very compact growing species. It could be categorized as a miniature. The plants have attractive mottled foliage and can form specimen plants in a 3.5″ pot. Some people view this as a separate species, perhaps it will be separated some day.
This is an easy plant to grow and bloom. They are not demanding and will reward you with flowers in the spring and summer months. Just grow them like any other mottled leaf Paphiopedilum. We have some care tips here.