NOVY, Ari. The United States Botanic Garden in Washington, DC. Sibbaldia: the International Journal of Botanic Garden Horticulture, [S. l.], n. 14, p. 15–35, 2017. DOI: 10.24823/Sibbaldia.2016.186. Disponível em: https://journals.rbge.org.uk/rbgesib/article/view/186. Acesso em: 27 apr. 2024.