HoLLOWAY. — Studies in the New Zealand Species of Lycopodium. 221 



of L. ramulosum shown in fig. 51 may best be described in its entirety 

 as a gradually widening filament. The young plantlet borne at its upper 

 extremity was peculiarly diminutive in size. There were no antheridia 



- r 



Figs. 52-54. — L. ramulosum. Complete mature prothalli of elongated form in general 

 view, a is the basal fungal region ; a' and a", secondary fungal regions ; 

 b' and b" are generative regions bearing lobe-like outgrowths. In fig. 52 

 there is a lateral outgrowth (6) associated with the basal fungal region. The 

 shading on 6' and b" represents browning due to withering. X 20. 



Fig. 55. — L. ra?nulosmn. Complete mature prothallus of elongated form in general 

 view, showing branching above the second fungal region. X 20. 



either on this prothallus or on that in fig. 50. The photo of the prothallus 

 given in Plate XIII also illustrates the nature of the elongated manner 

 of growth with the formation of several fungal regions. 



