BUDD, Arch. C. Some Saskatchewan Pentstemons or Beard-tongues. Blue Jay, [S. l.], v. 7, n. 1, 1949. DOI: 10.29173/bluejay1127. Disponível em: https://bluejayjournal.ca/index.php/bluejay/article/view/1127. Acesso em: 6 may. 2024.