PLATE 3 



JanczewsMa Gardneri Setchell & Guernsey 



15. Diagram of section through a cystocarpic plant of JanczeicsTcia Gardneri 

 on Laurencia pinnatifida. X 10 diam. 



16. Diagram of section through an antheridial plant of Janczeivsl'ia Gardneri 

 on Laurencia pituiatifida. X 10 diam. 



JanczewsMa Solmsii Setchell & Guernsey 



17. Diagram of section through a cystocarpic plant of Janczewslcia Solmsii 

 on Laurencia subopposita. X 10 diam. 



18. Diagram of section through a tetrasporic plant of Janczewsliu Solmsii 

 on Laurencia sultopposita. X 10 diam. 



19. Diagram of section through an antheridial plant of JanczewsVia Solmsii 

 on Laurencia suiopposita. X 10 diam. 



JanczewsMa moriformis Setchell 



20. Diagram of section through a tetrasporic plant of Janczewslcia moriformis 

 on Chondria atropurpurea. X 10 diam. 



21. Diagram of section through an antheridial plant of Janczeu'skia moriformis 

 on Chondria atropurpurea. X 10 diam. 



[28] 



