EXPLANATION OF THE PLATES.

35

■winch contains corpuscules, which are reproductive of other plants.These corpuscules, which are often lentile-shaped, are perfect youngplants, either formed at once from the parent plant, or else springingfrom seed deposited thereon.

Fig. 16. The fructification of the genus Jungermannia. A. Thetubulous sheath, embracing the stem. B. The stem or fruit-stalk.C. The capsule, or pyxklule, which is four-valved (pyxitlula quadri-valvh), and contains the seeds, which are attached to elastic cords.These seeds, whatever may be their intimate nature, have proved, upontrial, to reproduce their respective plants.

THE ENG,

Ptintcd by 1. Gold,

Shoo lane.