HASSEMER, G.; RØNSTED, N.

The critically endangered Saint Helena endemic Plantago robusta (Plantaginaceae): typification, complete morphological account and discussion of knowledge gaps

. Phytotaxa, Auckland, New Zealand, v. 471, n. 2, p. 127–138, 2020. DOI: 10.11646/phytotaxa.471.2.3. Disponível em: https://phytotaxa.mapress.com/pt/article/view/phytotaxa.471.2.3. Acesso em: 17 dec. 2025.