Prodromus of a fern flora for Bolivia. XXVII. Pteridaceae Author Kessler, Michael Systematic Botany, University of Zurich, Zollikerstrasse 107, CH- 8008 Zurich, Switzerland Author Smith, Alan R. University Herbarium, 1001 Valley Life Sciences Bldg. # 2465, University of California, Berkeley, CA 94720 - 2465 Author Prado, Jefferson Instituto de Botânica, Av. Miguel Estéfano, 3687, CEP 04301 - 902, São Paulo, SP, Brasil text Phytotaxa 2017 2017-12-22 332 3 201 250 http://dx.doi.org/10.11646/phytotaxa.332.3.1 journal article 10.11646/phytotaxa.332.3.1 1179-3163 Eriosorus orbignyanus (Kuhn) A.F.Tryon, Rhodora 65(761): 56. 1963 . = Gymnogramma orbignyana Mett. ex Kuhn, Linnaea 36: 70. 1869 . = Jamesonia orbignyana (Kuhn) Christenh., Phytotaxa 19: 21. 2011 . Range: —Andes from Colombia to Bolivia (CO, LP). Ecology: —Fairly common; scandent, terrestrial in humid forests, mostly in open habitats on ridges, forest edges, and roadsides; 1550–2500 m . Notes: —Blades 4-pinnate, indeterminate, to 3 m long; ultimate segments orbicular or cuneate, broad, with 6 to 20 veins per lobe.