Lin C-W, Phan LCS, Nguyen NH.

Begonia rigidifolia ssp. sonhungii (sect. Petermannia, Begoniaceae), a new subspecies from limestone hills in Central Vietnam

. Phytotaxa [Internet]. 2021 Apr. 28 [cited 2025 Dec. 6];498(2):139–144. Available from: https://phytotaxa.mapress.com/pt/article/view/phytotaxa.498.2.7