Affinities of the fern genus Ptisana (Marattiaceae) in the Solomon Islands, with descriptions of two new species.
PhytoKeys. 2020 Dec 10;170:1-23. doi: 10.3897/phytokeys.170.59471. eCollection 2020.
PhytoKeys. 2020.
PMID: 33363432
Free PMC article.