HERMAN, P. P. Cypsela morphology in the genus Nolletia (Asteraceae, Astereae) and a revision of the genus. Phytotaxa, Auckland, New Zealand, v. 122, n. 1, p. 1–44, 2013. DOI: 10.11646/phytotaxa.122.1.1. Disponível em: https://phytotaxa.mapress.com/pt/article/view/phytotaxa.122.1.1. Acesso em: 6 dec. 2025.