hart's tongue
(亦作hart's tongue fern)
noun
1- a common European fern whose long, narrow undivided fronds are said to resemble the tongues of deer对开蕨。
1.1
- Phyllitis (or Asplenium) scolopendrium, family Aspleniaceae.拉丁名Phyllitis scolopendrium或Asplenium scolopendrium, 铁角蕨科。