Wolf lichen Letharia vulpina used as a source of dye also poisonous

---

Size: 5616px × 3744px
Photo credit: © Bob Gibbons / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: american, dye, dye-source, letharia, lichen, lichens, native, plant, poison, poisonous, source, toxic, toxicity, vulpina, wolf, wolf-lichen