Dryopteris species

Fischer, Eberhard & Lobin, Wolfram, 2023, Synoptic Revision of the exindusiate species of Dryopteris (Dryopteridaceae) from Central Africa (Democratic Republic of the Congo, Rwanda, Burundi) with description of Dryopteris schizopaleata sp. nov. from Rwanda, Phytotaxa 587 (2), pp. 136-148 : 138

Key to the exindusiate Dryopteris species of Central Africa (D.R. Congo, Rwanda, Burundi)

1 Frond apices with scaly gemmae, stipe scales lacking glands and apex not fimbriate ................................................... D. manniana

- Fronds without scaly gemmae, stipe scales with glands, or apex irregularly fimbriate, divided into long and uniseriate fissures ..... ............................................................................................................................................................................................................2

2 Lower stipe scales bent downwards, broadly ovate, apex fimbriate, divided into long uniseriate and irregular fissures, lower montane rainforest below 2000 m ................................................................................................................ D. schizopaleata sp. nov.

- Lower stipe scales bent upwards, ovate–lanceolate, acuminate, margin denticulate, erose, tapering into acuminate apex, upper montane forest to bamboo forest above 2000 m ..................................................................................................... D. ruwenzoriensis