dryadella

from the GNU version of the Collaborative International Dictionary of English.

• noun a genus of plants comprising tropical American species usually placed in the genus Masdevallia; they are very dwarf plants having short tufted and usually unifoliate stems with usually solitary flowers.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

• noun comprises tropical American species usually placed in genus Masdevallia: very dwarf plants having short tufted and usually unifoliate stems with usually solitary flowers