APPENDIX. 
ON THE NEWLY-DISCOUERED PHENOJVIENON OF 
APOSPORY IN FERNS. 
[Reprinted, by permission, from the Linnean Society's 
Journal — Botany, vol. xxi.] 
Observations on a Singular Mode of Development in the Lady- 
Fern {Athyrium Filix-fcemina). By Charles T- 
Druery. Communicated by Dr. J. Murie, 
F.L.S. 
[Read 19th June, 1884.] 
[he reproduction of the Filices by their spores 
results from sexual action taking place upon 
the under surface of the prothallus to which 
the spore gives rise. So far, I believe, no 
development of the perfect prothallus has been 
observed without the agency of the spore, 
and the following record of such a case there- 
fore deserves special notice. 
Some years ago, a very distinct and beautiful form of 
Athyrium Filix-fcemina was found wild by Mr. Moule, in North 
Devon, from whose possession it passed into that of Col. Jones, 
of Clifton. Many attempts were made at the time to propagate 
