Fernald, M. L. (1905). A New Goldenrod from the Gaspé Peninsula. Zenodo.
Cita Chicago (17th ed.)Fernald, Merritt Lyndon. A New Goldenrod from the Gaspé Peninsula. Zenodo, 1905.
Cita MLA (9th ed.)Fernald, Merritt Lyndon. A New Goldenrod from the Gaspé Peninsula. Zenodo, 1905.
Atenció: Aquestes cites poden no estar 100% correctes.