IHK VKGETATION OF THE JLAN KERNANUEZ ISLANDS 



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Table W. Soil tem[)eratures, ^C. Masatierra, Hahia Cumberland. 



An asterisk indicates that the bedrock was struck. Temperature of the air i m 



above the ground, i — 4 lower montane, 5 — 10 upper montane forest, ii scrub, 



12 — 16 deforested and eroded areas near sea-level. 



Dense Aristotelia-Soc. (macal) in Valle Anson, c. 250 m. 



Plazoleta del Yunque, c. 220 m. Wet forest with Dicksonia and Giiuuera. 



Same locality, on cleared ground covered wdth weeds. 



Xothomyrcia-Arisiotelia forest along trail from the colony to Portezuelo, c. 250 m. Subsoil below 



20 cm ver\' hard. 



Same kind of forest, with abundant Thyrsopieris, on the same trail, c. 350 m. 



Steep wooded slope below Portezuelo, 490 m. 



Brushwood about 50 m below the pass. 



•Wet forest with Dicksonia and Gtinyiera on the Villagra side of the pass, c. 550 m. 



50 m below loc. 8. Thin forest, dense undergrowth of ferns. 



Ledge below the Selkirk memorial tablet. 



Meteorological observation post at Portezuelo, 590 m. Scrub on rocky soil. 



Steep slope near the colony, facing E, c. 30 m. Sand and gravel with Ugyii Molinae — Blech- 



num auriculatum-Soc. 



Near loc. 12, c. 20 m. Sand with patches of Acaena argentea. Bright sunshine. 



Mobile sand below the old prison caves in Bahia Cumberland, c. 20 m. Bright sunshine. 



Same place, a little lower down; sand packed hard. 



Steep slope near the colony, of the same kind as loc. 12 and 13. Bright sunshine. 



