Lomariopsis (Moran & Watkins, 2004)

Kessler, Michael & Smith, Alan R., 2018, Prodromus of a fern flora for Bolivia. XXXVI. Lomariopsidaceae, Phytotaxa 344 (1), pp. 87-90 : 89

Key to the Bolivian species of Lomariopsis

1 Sterile adult leaves usually with 20–30 pinna pairs; larger pinnae 1–1.8 cm wide; fertile pinnae 1.5–4 mm wide ..... L. salicifolia

– Sterile adult leaves usually with 2–12 pinna pairs; larger pinnae 3–9 cm wide; fertile pinnae 7–20 mm wide .............................. 2

2 Rhizome scales reddish to orange ................................................................................................................................ L. prieuriana

– Rhizome scales dark brown to black ................................................................................................................................................ 3

3 Rhizome scales 2–10 mm long; blades reduced basally; pinna bases broadly rounded to cuneate ............................. L. japurensis

– Rhizome scales 1–2.5 mm long; blades not or slightly reduced basally; pinna bases cuneate ................................ L. nigropaleata