129 



Fig. 2 : cross-section of frond, ? -j . Fig. 3 ' portion of the cortic- 

 al layer, ^^. Fig. 4- : cells of the carpogonial branch, /-_/, and 

 auxiliary cells, a-g, carried on the mother cell, / ; cells slightly de- 

 tached from each other by pressure ; //-, trichogyne ; --. Fig. 5 : 

 carpogonial branch, /-./, in nat. state, ^p. Fig. 6 : fusion of the 

 cells of carpogonial branch, 1-2, and auxiliary cells a-d, with the 

 mother cell, t ; f, f, sterile filaments coming into fusion by forming- 

 pit-connection ; f,' f,' the same fusing directly, ! ~. Fig. 7 : 

 the same ; /, trichogyne ; a, surface of frond, ^p. Fig. 8 : the 

 same; process of fusing more advanced, and gonimoblast gradually 

 to be protruded from the fused mass; f, f, filaments y^. Fig. 9 : 

 auxiliary cells and the mother cell, /, . Fig. 10 : cystocarp, 

 ^-. Fig. 11 : some neucleoli, *fe. 



Callymenia J. Agardh 1842. 

 # y s - r j. 



CALLYMENIEAE (GIGARTINACEAE). 



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