Cite

12. [Yellow Glacier Lilies ( Erythronium grandiflorum).]

MLA

McClintock, Walter, 1870-1949. 12. [Yellow Glacier Lilies ( Erythronium grandiflorum).]. Box 60, folder 2933. 1941. https://collections.library.yale.edu/catalog/2008349.

APA, 6th edition

McClintock, Walter, 1870-1949. (["Box 60, folder 2933"])(1941)[12. [Yellow Glacier Lilies ( Erythronium grandiflorum).]]. https://collections.library.yale.edu/catalog/2008349.