spleenwort

Other forms: spleenworts

Definitions of spleenwort

1. noun

   any of various chiefly rock-inhabiting ferns of the genus Asplenium
   types:

   Asplenium adiantum-nigrum, black spleenwort

   spleenwort of Europe and Africa and Asia having pinnate fronds and yielding an astringent

   Asplenium platyneuron, Scott's Spleenwort, ebony spleenwort

   common North American fern with polished black stripes

   black-stem spleenwort, black-stemmed spleenwort, little ebony spleenwort

   fern of tropical America: from southern United States to West Indies and Mexico to Brazil

   Asplenium rhizophyllum, Camptosorus rhizophyllus, walking fern, walking leaf

   ferns having lanceolate fronds that root at the tip

   Asplenium trichomanes, maidenhair spleenwort

   small rock-inhabiting fern of northern temperate zone and Hawaii with pinnate fronds

   Asplenium viride, green spleenwort

   a small fern with slim green fronds; widely distributed in cool parts of northern hemisphere

   Asplenium montanum, mountain spleenwort

   a spleenwort of eastern North America

   Asplenium ruta-muraria, wall rue, wall rue spleenwort

   small delicate spleenwort found on a steep slope (as a wall or cliff) of Eurasia and North America

   Asplenium bradleyi, Bradley's spleenwort

   a spleenwort of eastern to southern United States

   Asplenium pinnatifidum, lobed spleenwort

   a spleenwort of eastern and southern United States

   Asplenium billotii, lanceolate spleenwort

   a spleenwort of western Europe

   type of:

   fern

   any of numerous flowerless and seedless vascular plants having true roots from a rhizome and fronds that uncurl upward; reproduce by spores