Prodromus of a fern flora for Bolivia. XL. Polypodiaceae 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 Author León, Blanca Museo de Historia Natural, Av. Arenales 1256, Aptdo. 14 - 0434, Lima 14, Peru & Plant Resources Center, University of Texas, Austin, TX 78712, USA Author Almeida, Thaís Elias Universidade Federal do Oeste do Pará - Herbário HSTM, Avenida Marechal Rondon, s. n. - Santarém, 68040 - 070, Brazil Author Jiménez-Pérez, Iván Herbario Nacional de Bolivia, Correo Central 10077, La Paz, Bolivia Author Lehnert, Marcus University Herbarium, 1001 Valley Life Sciences Bldg. # 2465, University of California, Berkeley, CA 94720 - 2465 & Nees Institut für Biodiversität der Pflanzen, Rheinische-Friedrich-Wilhelms Universität Bonn, Meckenheimer Allee 170, 53115 Bonn, Germany & University Herbarium, 1001 Valley Life Sciences Bldg. # 2465, University of California, Berkeley, CA 94720 - 2465 text Phytotaxa 2018 2018-06-11 354 1 448 450 http://dx.doi.org/10.11646/phytotaxa.354.1.1 journal article 10.11646/phytotaxa.354.1.1 1179-3163 Ascogrammitis clathrata Sundue & M.Kessler, Brittonia 62(4): 373. 2010 . = Terpsichore clathrata Sundue & M.Kessler, Organisms Diversity Evol. 8(2): 163. 2008 . Range: —Endemic to Bolivia (LP). Ecology: —Rare, known from a single collection; epiphytic, in humid forests; 1500 m . Notes: —Differs from A. david-smithii by the larger fronds to 30 cm long, longer clathrate rhizome scales (to 4.5 × 0.5 mm vs . 2.5–3.5 × 0.3–0.4 mm ), sparsely setose to nearly glabrous petioles ( vs . with reddish setae 0.5 mm long), longer median pinnae 3–3.7 cm long, 15–25 vein pairs per pinna, and blades abaxially setose on sterile as well as fertile portions ( vs . setae largely confined to fertile portions abaxially).