Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
The fruticose lichens Pseudevernia furfuracea (L.) Zopf (left) and Ramalina farinacea (L.) Ach. (centre) on Pinus sylvestris L. from the Javalambre mountains (Teruel, Spain) and Pinus canariensis Chr. Sm. ex DC. from La Esperanza mountain, Pista de Ovejeros (Tenerife, Canary Islands, Spain) respectively, and the foliose lichen Parmotrema pseudotinctorum (des Abb.) Hale (right) on volcanic rocks from El Palmar (Tenerife, Canary Islands, Spain).
