[1]
H. Schneider, L. He, S. Hennequin, and X.-C. Zhang, “Towards a natural classification of Pteridaceae: inferring the relationships of enigmatic pteridoid fern species occurring in the Sino-Himalaya and Afro-Madagascar”, Phytotaxa, vol. 77, no. 4, pp. 49–60, Jan. 2013.