Tl^ 



TAB. X. 



FERNS 



continued. 



Fig. 1. Cystoptekis. — a. Pinna. J. Sorus and involucre. 



Fig. 2. AspiiENiuM. — a, &. Pinnae. 



Fig. 3. ScoLOPENDRiUM. — G. Portion of a frond. 



Fig. 4. Pteris. — a. Segment of a frond, h. Smaller portion 



of do. 



Fig. 5. Crtptogramma. — a. Portion of a barren frond. &• 



Portion of a fertile do. c. Involucre laid open. 



Fig, 6. Blechnum. — a. Segment of a barren frond, h. Do. 



of a fertile one* c. Portion of a sorus and invo- 

 lucre. 



Fig. 7. Adiawtum. — a. Pinna. 6. Sorus ; the involucre laid 



open, and part of the capsules removed, c. Cap- 



Pig. 8. 



sule. 

 Trichomanes. — a. Portion of a frond, h. Involucre 



laid open, c, d. Capsules. 



r- 



