Corvez A, Grand A. Enabling comparisons of characters using an Xper2 based knowledge-base of fern morphology. Phytotaxa [Internet]. 2014 Oct. 22 [cited 2025 Sep. 1];183(3):145–158. Available from: https://phytotaxa.mapress.com/pt/article/view/phytotaxa.183.3.2