Pedicularis groenlandica NPS Photo - Tom Pittenger - July 1975 - Public domain image. - Views: 139
Pedicularis groenlandica USDA-NRCS PLANTS Database / Britton, N.L., and A. Brown. 1913. An illustrated flora of the northern United States, Canada and the British Possessions. Vol. 3: 223. - Views: 140