com: of SELAdlMlLL.l l'ALLlI)IS>iIMA. i>8!> 



Exi'LAXATION OK TIIK FllilRES. 



Figure 1 — A snuill branch of S. paUidiKninHi to show vegetative biuls at 

 B. (;x by .-,). 



Figure "J- A whole branehoil cone of S. ralli'Iissiina, seen from the lower 

 surface. Sp. s|ioraiigiuni. (x by "j). 



Figure 3 — A small portion of the eone of <V. /xi/hdtssima, seen from above. 

 Ax. stem-axis, seen through the u])p(!r sporophylla. ( x by 8). 



Figure 4 — Left hand sporophyll of the lower plane of .V. /inf/idissima. Sp. 

 sporangium, (x by :.'(>). 



Figure •") — IJight band sporoi>hyll of the lower plane (jf -V. jialUdisaima. 

 D. depression for the sporangium. ( x by 2(J). 



Figure (i— llight hand sporophyll of the upper plane of S. palliditaima. 

 vXbyi'O). 



Figure 7 — Sporophyll of S. Emmolianft seen from the dorsal side. D. 1.'. 

 dorsal ridge. ( x by '20). 



Figure 8 — Sporophyll of >'. sfi-pens, seen from the dorsal side. ( X by '20). 



Figure 9 — Sporophyll of >S'. kraux-^iana, seen from the dorsal side. M. D. 

 middle depression ; L. S. lateral sockets. ( X by 20). 



Figure 10 — Sporophyll of the same, seen from above. L. S. lateral 

 sockets. ( X by '20). 



