Asplenium lacerum Schltdl. & Cham.

  • Authority

    Mickel, John T. & Beitel, Joseph M. 1988. Pteridophyte Flora of Oaxaca, Mexico. Mem. New York Bot. Gard. 46: 1-580.

  • Family

    Aspleniaceae

  • Scientific Name

    Asplenium lacerum Schltdl. & Cham.

  • Description

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    Species Description - Similar to A. auritum except: blade deeply pinnate-pinnatifid to bipinnate with dentate segments, basal pinnae with acroscopic basal lobe cut nearly to midrib, to completely bipinnate with deeply dentate basal pinnule but not truly pinnatifid.

  • Discussion

    Type. Mexico. [Veracruz:] Prope Jalapa, Schiede & Deppe s.n. [775] (B!, frag. NY!, photo US!; isotypes HBG, photo NY!, LE! —2 sheets, P!). Asplenium mexicanum Martens & Galeotti, Mém. foug. Mexique 62, t. 15, f. 4. 1842. Asplenium auritum Swartz var. mexicanum (Martens & Galeotti) Hieronymus, Bot. Jahrb. Syst. 34: 468. 1904. Asplenium fragrans Swartz var. mexicanum (Martens & Galeotti) Christ, Bull. Herb. Boissier II, 5: 729. 1905. Type. Mexico. Veracruz: Xalapa and Mirador, Galeotti 6391 (BR!, photo UC; isotype BR!). Asplenium pyramidatum Liebmann, Mexic. bregn. 249 (seors. 97). 1849. Lectotype (chosen by A. R. Smith, 1981: 51). Mexico. Oaxaca: [Ixtlán] between Tanetze and Cacalotepec, Liebmann [Fl. Mex. 333] (C!). Asplenium auritum Swartz var. bipinnatifidum Kunze, Linnaea 18:332. 1844 [ 1845]. Type. Mexico. Leibold 14 (LZ, destroyed). Asplenium auritum Swartz var. bipinnatisectum Mettenius, Abh. Senckenberg. Naturf. Ges. 3: 147. 1859. Lectotype (chosen by Morton & Lellinger, 1966: 20). Mexico. Schiede & Deppe [773] (B). See discussion under A. auritum.

  • Distribution

    Epiphytic or epipetric, rarely terrestrial; Cuicatlán, Ixtlán, Juquila, Putla, Tehuantepec, Teotitlán, Tuxtepec, Villa Alta; 750-1450 m. Range uncertain: Mexico (at least Tam, SLP, Hgo, Ver, Mor, Gro, Oax, Chis); Guat to Pan; Cuba, L Antill; tropical S Amer.

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