262 



Alexander W. Evans, 



Fig. 8. Marchantia paleacea Bertol. 



Anatomical details. A, B. Epidermal pores of thallus, surface view, 

 X 225. C-F. Pores in cross-section; C, D, F, x 225; E, x 300. G, H. 

 Pores, inner view, x 225. I. Stalk of male receptacle, cross-section, x 40. 

 J. Stalk of female receptacle, cross-section, x 40. K. Part of involucre, 

 X 50. A, C, D, G, J, K. Italy, F. A. Artaria, in V. Schififner's Hep. 

 Europ. Exsic. 13. B, E, H. Vera Cruz, Barnes & Land 668. F. Java, 

 V. Schiffner, in Iter Ind. 59, as M. nitida. I. Puebla, Frere Arsene. 



