KUNGL. SV. VET. AKADEMIENS HANDLINGAR. BAND 63- NIO 8. 



37 



Fröns a rnargine ramosa, crassa, omnino polystromatica, costata et opposite venosa, 

 margine ubique dentibus stellatim ramosis ornato. Cystocarpia per frondera inter venas 



a* 



d 



J?/Hp\ 



II, 



17/ 

 onP/ 



Oo, 

 fl 



e 



vo 



\QOo7 



Fig. 15. Phycodrys austrogeorgica: a part ofjspecimen, nat. size. b pinna with tetrasporangia, x 15; C growing apex. 

 X 360; d — e cross sections tlirough younger and older costa, x 180; f through old stipe, X 50. 



sparsa, obtuse conica, structura Nitophylli. Tetrasporangia in lamina laciniisque inter 

 nervös soros formantia, triangule divisa. Crescentia apicalis ut in gen. Phycodrys, sed 



