Evans: HEPATICAE OF PuERTO RICO 215 
also from the East Indies and from New Caledonia, but no material 
from these regions has been available for study. 
Diplasiolejeunea pellucida malleiformis var. nov. 
respects agreeing closely with the type. (TEXT FIGURE I.) 
On leaves, rarely on bark. El Yunque, Evans (10, 120 in 
part, 127 in part). The variety may also be recorded from the 
following stations: John Crow Peak, Jamaica, Evans (135 in part); 
Grande Soufriére Hill, Dominica, Elliott (1815, 1816); Laudat, 
Dominica, Lloyd (324a in part); St. Vincent, Elliott (9, 22, 356). 
EI. Diplasiolejeunea pellucida malleiformis; El Yunque, Puerto Rico, 
Ficur 
Evans (ro), Apical teeth of lobules, X 300. 
: The t-shaped apical tooth of the lobule in this curious variety 
Is ws different from the pointed tooth in typical D. pellucida that a 
Specific separation seemed at first to be indicated. Unfortunately 
further study soon showed that this single difference was quite 
sien Ported by others, and also that the t-shaped tooth formed 
no tea feature, some of the specimens showing both t-shaped 
eaten pointed teeth. In the Beauvais specimens noted 
2 2 none of the teeth are distinctly t-shaped, although some 
dail Pped by two cells placed side by side at right angles to the 
eg and the latter is occasionally two cells wide. The material 
m the Grande Soufriére, Dominica, is in the herbarium of the 
