PLATES 



PLATE I. 



Fig. 1. Oleichenia fldbellata, seg- 

 ment of frond (nat. size) ; 

 a, portion of same showing 

 sorus (mag.); h, portion 

 of frond of G. circinata 

 (nat. size). 



Fig. 2. Cyathea dealhata, pinnule 

 (nat. size); a, portion of 

 same (mag.) ; h, empty in- 

 volucre (mag.) 



Fig. 3. Hemitelia smithii, pinnule 

 (nat. size); a, portion of 

 same (mag.) ; b, empty in- 

 volucre (mag.) 



Fig. 4. Alsophila colensoi, pinnule 

 (nat. size) ; a, capsule 

 (mag.) 



Fig. 5. Dicksonia antarctica, seg- 

 ment of pinnule (mag.) ; a, 

 sorus and involucre (much 

 mag.) 



Fig. 6. Loxsoma cunninghamii, por- 

 tion of frond (nat. size) ; 

 a, sorus and involucre 

 (mag.) 



Fit'. 7. Bymenopliyllum pulcherri- 

 mum, apex of frond (nat. 

 size) ; a, fragment of 

 same (mag.) ; b, involucre 

 with one valve removed 

 (mag.) 



Fi". 8. Trichoinanes venosum, frond 

 (nat. size); a, sorus and 

 involucre (mag.) 



Fig. 9. Davallia novm-zmlaudiw, 

 apex of frond (nat. size) ; 

 a, portion of pinnule 

 (mag.) 



PLATE IL 



Fig. 1. Cystopteris fragilis, portion 

 of frond ; a, sorus with 

 involucre turned back ; 

 b. involucre in position 

 covering the sorus (all 

 mag.) 



Pig. 2. Lindsaya viridis, portion of 

 frond (nat. size) ; a, L. 

 linearis, portion of frond 

 (nat. size); b, segment of 

 same, showing sori with 

 the involucre turned back 

 (mag.) 



Fig. 3. Adiantum cetliiopicum, por- 

 tion of frond (nat. size) ; 

 a, involucre turned back, 

 showing the sorus placed 

 upon it (mag. ) 



Fig. 4. Hypolepis millefaVrnm, por- 

 tion of frond (nat. size) ; 

 a, H. distanx, pinnule 

 (mag.) 



Fig. 5. Cheilanthes tenuifolia, pinna 

 (mag. ) ; u, sorus with the 

 marginal involucre turned 

 back (much mag.) 



Fig. 6. Pellcea rotundifolia, portion 

 of frond (nat. size) ; pinna 

 (mag.) 



Fig. 7. Pteris macilenta, pinnule 

 (nat. size) ; a, P. iiicisa, 

 pinnule (nat. size). 



Fig. 8. Lomaria banksii, portion of 

 sterile frond (nat. size); 

 a, portion of fertile frond 

 (nat. size) ; b, back of 

 same (mag.) 



Fig. 9. Doodia media, pinnse (nat. 

 size) ; a, portion of same 

 (mag.) 



