896 



C. SKOTTSBERG 



Fig. 36. Most westerly forest groves on Masatierra at the foot of Cerro Chumacera. Below, a 

 stand of Boehmeria e.vcelsa, above two small groves o{ Nothoruyrcia fe?-?iandeziana. — 



Photo 6 I 191 7. 



duced species dominate. All the way cattle tracks run up and down the valleys 

 and over the ridges. 



* .^ * 



* 



Referring to what was said above about the regional distribution of the forest 

 types and of the individual species (Chapter III), I shall summarize the conclusions 

 in a list of the species, divided into 3 groups. 



1. Ranging over the entire wooded area; those marked with a * also reported 

 from the summit of El Yunque. 



*Drimys, Fagara iiiayii, *Juania, Nothoviyrcia, Cop?-os?na Hookeri and py?-i folia, *EscaUonia, 

 Rhaphithanifiiis, Pernettya, Berberis cory/iibosa, CoIIeiia, Erigeron Jriiticosiis, Robinsotjia gayana, 

 Rea )Jiic}-nntha, Halorrhagis niasatierrana, Wahlenbergia Berteroi (?) and fernafidesiana, Alar 

 gyricarpiis, Solanum fentandezianum , Gunnetapeltata, Bromusfernandezianus. Carex berteroniatja, 

 *Cladtu/ii, Uncinia Douglasii, Libertia, Peperomia bertcfoana and mnrgaritifera, Acacna ovalifolia, 

 *Blechtui})i cy cadi folium, auriculatuni, chilense, valdiviense and Schottii, *Dickso7tia berteroana, 

 Lophosonia, Dtyopteris, Polystichiim bcrterianion and vestituni, Hypolepis rugosula, Adiantutn 

 chilense, Pteris bcfieroa?ia and chilensis, Histiopteris, Polypodiiun latncdlatiiDi, Glcichetiia pedalis, 

 Hymetwp/iy//u?n cuncatuni and plication. 



2. Rarely or not ascending into the upper montane belt. 



Boehmeria, Sophora fernandeziana, Symphyochacta, Rea priiinata, De?!droseris litoralis, 

 Solanum robifisoniafiin/i, Wahlenbergia Larrainii, Lobelia, Aj-thro/deris, PeUaea chilensis. 



