Goswami, H.K., Patel, M. & Nag, K.K. (2020)

Ophioglossum chaloneri: A new species of Ophioglossum (Ophioglossaceae: Pteridophyta) from India

. Phytotaxa 468 (1): 101–111. https://doi.org/10.11646/phytotaxa.468.1.6