Copy 1

A history of British ferns / By Edward Newman, F.L.S.

  • Edward Newman
Date:
1840
Catalogue details

Licence: Public Domain Mark

Credit: A history of British ferns / By Edward Newman, F.L.S. Source: Wellcome Collection.

    58/154 (page 18)
    vie BE \. YY Z 2 5 NS B9) 2 AWN « NEA LS Y vert 4 gS 7 | 7 : 1s SEAN y 7 Ke DPA NG LA \ SN xf) Ke \ S SQW ¢ RAINY foot-stalk : the pinnz, as well as the ter of the barren frond is very vari- ous; its appearance is very crowded and crisped, like the leaves of parsley, but its divisions are intrinsically the same as those of the fertile frond ; in both the rachis is slender, smooth, pale green, and naked for rather more than half its length; the colour of the frond is of a bright and beauti- ful green. The upper frond, repre- three are barren, and very various in the character of their divisions: a barren pinnula with its veins is shown at the bottom (fig. ¢). A fertile pin- gins being rolled over, attenuated, and somewhat bleached, and covering the thecze, as in a state of nature: at fig. b, one margin is unrolled, show- ing the masses of thecze on that side, margins are unrolled, and the masses of theca, which are perfectly with- out indusium, shown in their natural position. The lateral veins are al- ternate, they are generally forked, and a mass of thece is attached at each extremity; the veins do not reach the margin; this is shown at fig. d. Each of the pinnule is some- what auricled near the foot-stalk, on one side only. (Seea, b,c, d.) The masses are composed of very few theese, which renders their form in