CONSTANCE, L. An unpublished letter from La Gasca to De Candolle. Revista de Biología Tropical, [S. l.], v. 23, n. 2, p. 137–153, 1975. Disponível em: https://revistas.ucr.ac.cr/index.php/rbt/article/view/25981. Acesso em: 18 dec. 2024.