Asplenium trichomanes (commonly known as maidenhair spleenwort) is a small fern in the spleenwort genus Asplenium. It is a widespread and common species, occurring almost worldwide in a variety of rocky habitats. It is a variable fern with several subspecies.
Growth form | clustered |
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Separate fertile frond? | no |
Frond division | once/pinna |
Frond shape | broadest at base |
Indusium present? | yes |
Pinna/pinnule margins | lobed |
Pinnae arrangement | alternate |
Soral arrangement | scattered |
Sorus shape | elongate/linear |
Stipe/rachis features | smooth |