46 
FERNS AND FERNERIES. 
appear on the glass. This may be tinted with colours 
or not as taste requires. When quite dry it is better to 
give it a slight coat of Canada balsam varnish. 
We have tried to give our readers a glimpse of a few 
graceful plants of our native Flora, in the hope that it 
will lead them to a path of pleasure, beauty, and health¬ 
ful work, remembering that if any subject, however 
small, is made to bear fruit to the worker, it, will be 
found to contain useful matter both to the student and 
to the lover of Nature, exhaustless in her work. 
DESCRIPTION OF ILLUSTRATIONS. 
Frontispiece.—W ardian Case. 
Fig. i. Illustrating Polypodiaceal —i. Sori, Polypodium vulgare (Poly¬ 
podies). 2. Sori, Gymnogramma leptophylla (Gymnogrammes). 3. In- 
dusium covering sori, Polystichum angulare (Aspidies). 4. Indusium and 
exposed sori of Scolopendrium vulgare (Asplenies). 5. Exposed sori, 
generally covered by linear indusium, Blechnum spicant (Blechnes). 
Fig. 2. Illustrating Polypodiaces. —6. Sori, Pteris aquilina (Pterides). 
7. Indusium and sori, Adiantum capillus veneris (Adiantes). 8. Indusium 
covering sori, Cystopteris fragalis (Cystopterides). 9. Hairlike indusium, 
Woodsia (Woodsies). 10. (<2) Urn-shaped fruit protecting sori, Tricho- 
manes; (l) a valved expansion protecting the sori on the surface of the frond, 
Hymenophyllum (Hymenophylles). 
Fig. 3. Illustrating Osmundaces. — Osmunda regalis : a, Spore-cases more 
highly magnified (Osmundaces). 
Fig. 4. Ophioglossum vulgare: a , Spike containing spore-cases more highly 
magnified (Ophioglossacea:). 
