American Species of Marchantia. 



301 



gensis. His account of the male receptacle, however, agrees 

 esentially with that of Swartz. Taylor cites M. chenopoda from 



Fig. 17. Marchantia chenopoda L. 



Appendages of ventral scales, x 100. A, B. Venezuela, Funck & Schlim. 

 C-E. Brazil, A. Glasiou 17992. F, G. Brazil, 1905, A. Usteri i. H-J. 

 Galapagos Islands, A. Stewart 6876. 



Guadeloupe and St. Vincent as well as from Jamaica and 

 Martinique. 



