Phylogenetic analyses place the Australian monotypic Revwattsia in Dryopteris (Dryopteridaceae)
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Revwattsia fragilis (Watts) D.L. Jones (Dryopteridaceae), originally described as a Polystichum Roth by the pioneer Australian botanist Reverend W.W. Watts in 1914, is a rare epiphytic fern endemic to northeastern Queensland, Australia. Known from only a few p... ...
