About Ramalina leptocarpha Tuck.
Ramalina leptocarpha, commonly called the western strap lichen, is a species of cartilage lichen. It occurs in Oregon, California, and Baja California. Its range reaches from the Pacific coast inland as far as the Sierra Nevada mountain range. This species frequently grows as an epiphyte alongside Ramalina menziesii. Its primary algal photobiont is Trebouxia decolorans. It was first formally described in 1858 by Edward Tuckerman, from a specimen collected in Monterey, California.