How to Know the Ferns

How to Know the Ferns

By (author) 

List price: US$9.99

Currently unavailable

We can notify you when this item is back in stock

Add to wishlist

AbeBooks may have this title (opens in new window).

Try AbeBooks


"[...]the cup in which they are contained. This gives a curious spiky appearance to the fertile frond, and hence the name Bristle Fern. 2. Polypodiaceae.-This is a very large family, containing two or three times as many species as all the rest of the Vascular Cryptogams put together. Nearly all our native species, with a few exceptions, belong to the family. A distinctive feature is the incomplete annulus of the sporangium. Another point to notice is[...].""
show more

Product details

  • Paperback | 84 pages
  • 152.4 x 228.6 x 4.06mm | 158.76g
  • United States
  • English
  • black & white illustrations
  • 1507588402
  • 9781507588406