Touch me carefully: a step towards understanding morphological diversity in the South American spiny sunflowers (Compositae, Barnadesioideae)
. Phytotaxa, Auckland, New Zealand, v. 518, n. 2, p. 109–142, 2021. DOI: 10.11646/phytotaxa.518.2.3. Disponível em: https://phytotaxa.mapress.com/pt/article/view/phytotaxa.518.2.3. Acesso em: 9 apr. 2025.