black-stem spleenwort(n = noun.plant) black-stemmed spleenwort, little ebony spleenwort - fern of tropical America: from southern United States to West Indies and Mexico to Brazil;
is a kind of spleenwort

black spleenwort, black-stemmed spleenwort, bradley's spleenwort, ebony spleenwort, green spleenwort, lanceolate spleenwort, little ebony spleenwort, lobed spleenwort, maidenhair spleenwort, mountain spleenwort, narrow-leaved spleenwort, scott's spleenwort, silvery spleenwort, spleenwort, wall rue spleenwort