Vittaria appalachiana

by | Oct 28, 2015 | Ferns, Observations | 1 comment

A mass of thalloid material, like strips of lettuce, occupies a brightly-lit rock crevice.
A rock crevice is brightly lit in the center, revealing a thalloid plant with a few tiny leafy stems emerging around it.

A small Vittaria appalachiana gametophyte mixed with a bryophyte.

A mass of thalloid material, like strips of lettuce, occupies a brightly-lit rock crevice.

A mass of gemma-bearing Vittaria appalachiana gametophytes in a rock crevice.

If you look closely, you can see the fringe of gemmae around the edges of the thalloid gametophytes. These are very close-in photographs: the filaments in the second picture are probably less than 1 mm across, I’d estimate. Many thanks to Tim Draude for showing us the site.

Collection data (C. Hoess, )

Classification & Common Names
Collection Data
  • Collection Date: 21-VII-2012
  • Primary collector: C. Hoess
  • Collected by: T. Draude, J. King, C. Hoess and others
  • Determined by: T. Draude
  • Habitat: Crevices in schist
  • Habit: Lithophyte
  • Observations: Photographs taken during a fern foray led by Tim Draude. These gametophytes were growing in a dark overhang in Octoraro schist.

No mapped posts found (no valid coordinates).

Collection Location

About the Author

<a href="https://www.fernsoftheworld.com/author/choess/" target="_self">choess</a>

choess

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1 Comment

  1. wtesto
    wtesto on October 28, 2015 at 2:02 pm

    Very nice. One of my favorite taxa.

    Reply

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