Külkamp J, Fraga CN, Iganci JR.

Taxonomic revision of Joannesia (Euphorbiaceae), an endemic genus of Brazil with two geographically disjunct species

. Phytotaxa [Internet]. 2020 May 19 [cited 2025 Dec. 7];443(2):144–154. Available from: https://phytotaxa.mapress.com/pt/article/view/phytotaxa.443.2.2