p s t e I s i a 89 



saprophytic adaptation. The contrary however 

 is experienced. Of the group of holosaprophytic 

 plants only two representatives were found and 

 even these of very infrequent occurence. Mono- 

 tropa hypopitys was met with in the valley of the 

 Gordon and Newherrya congesta on the wooded 

 slope back of San Juan harbor. 



Of hemisaprophytic plants, which in north- 

 ern forest are generally represented by many 

 Pyrola species, only Aloneses nuiflnra was found. 

 It too occurs infrequently. 



Statistics and Summary. 



To aid in the composition and distribution 

 of the plant population of the region as set forth 

 in the preceding pages, the following catalogue 

 and statistics are set down. The list includes 

 only those Pteridophytic and Spermatophytic 

 plants w^hich have come under the observation 

 of the writer and does not claim to be fully 

 exhaustive and complete for the reason that in 

 vestigation covers only a period of the year. 

 Further field work both earlier and later in the 

 season would undoubtedlv add a few more 



