The fern guide : an introductory guide to the ferns, clubmosses, quillworts and horsetails of the British Isles /
Merryweather, James.
Hill, Michael.
Field Studies Council (Great Britain)
[Shrewsbury : Field Studies Council,
1993?]
Caption title.
Reprinted from: Field studies, v. 8, no. 1 (1992), p. 101-188.