Mabry ME, Dowdy RA, Simpson LM, Rebman JP, Simpson MG.

Taxonomy of the winged popcorn flower: Cryptantha pterocarya (Boraginaceae)

. Phytotaxa [Internet]. 2016 Mar. 23 [cited 2025 Apr. 8];253(2):97–130. Available from: https://phytotaxa.mapress.com/pt/article/view/phytotaxa.253.2.1