Prodromus of a fern flora for Bolivia. XXX. Thelypteridaceae Author Smith, Alan R. University Herbarium, 1001 Valley Life Sciences Bldg. # 2465, University of California, Berkeley, CA 94720 - 2465 Author Kessler, Michael Systematic and Evolutionary Botany, University of Zurich, Zollikerstrasse 107, CH- 8008 Zurich, Switzerland text Phytotaxa 2017 2017-12-08 331 1 1 34 http://dx.doi.org/10.11646/phytotaxa.331.1.1 journal article 10.11646/phytotaxa.331.1.1 1179-3163 Meniscium membranaceum (Mett.) Pic. Serm., Webbia 23: 180. 1968 . 1968. = Thelypteris membranacea (Mett.) R.M.Tryon, Rhodora 69(777): 7. 1967 . Range: —Andean foothills from Colombia to Bolivia (CO); western Brazil . Ecology: —Rare, known from four Bolivian collections; terrestrial in humid forests; 500–600 m . Notes: — Meniscium angustifolium also has appressed blade hairs, but can be separated by its narrower pinnae (usually to 2.5 cm wide) with 4–10(13)-seriate areoles. Spores of this species are echinulate, contrasting with spores of other menisciums in Bolivia ( Fernandes et al . 2014 ).