a Equisetum hiemale; b Rhamnus Purshiana; c Equisetum hiemale by National Gallery of Art, Solomon, Dan and Mary, Karl Blossfeldt, Patrons' Permanent Fund — VisualArtsDB

a Equisetum hiemale; b Rhamnus Purshiana; c Equisetum hiemale by National Gallery of Art, Solomon, Dan and Mary, Karl Blossfeldt, Patrons' Permanent Fund — VisualArtsDB