<?xml version="1.0" encoding="ISO-8859-1"?><article xmlns:mml="http://www.w3.org/1998/Math/MathML" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
<front>
<journal-meta>
<journal-id>0187-7151</journal-id>
<journal-title><![CDATA[Acta botánica mexicana]]></journal-title>
<abbrev-journal-title><![CDATA[Act. Bot. Mex]]></abbrev-journal-title>
<issn>0187-7151</issn>
<publisher>
<publisher-name><![CDATA[Instituto de Ecología A.C., Centro Regional del Bajío]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S0187-71512016000400047</article-id>
<article-id pub-id-type="doi">10.21829/abm117.2016.1167</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Germinación y frecuencia de esporofitos de dos especies simpátricas de Blechnum (Blechnaceae)]]></article-title>
<article-title xml:lang="en"><![CDATA[Germination and sporophyte frequency of two sympatric species of Blechnum (Blechnaceae)]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[López-Romero]]></surname>
<given-names><![CDATA[Juan Manuel]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Riaño]]></surname>
<given-names><![CDATA[Karolina]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Briones]]></surname>
<given-names><![CDATA[Oscar]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Instituto de Ecología, A.C.  ]]></institution>
<addr-line><![CDATA[Xalapa Veracruz]]></addr-line>
<country>Mexico</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,UNAM Instituto de Investigaciones en Ecosistemas y Sustentabilidad ]]></institution>
<addr-line><![CDATA[Morelia Michoacan]]></addr-line>
<country>Mexico</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>10</month>
<year>2016</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>10</month>
<year>2016</year>
</pub-date>
<numero>117</numero>
<fpage>47</fpage>
<lpage>58</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S0187-71512016000400047&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S0187-71512016000400047&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S0187-71512016000400047&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen:  Antecedentes y Objetivos: La luz y el agua son recursos que limitan la germinación y el crecimiento de las plantas en los bosques, y el establecimiento influye importantemente en la distribución de las especies. Por tal razón se evaluó si los helechos simpátricos Blechnum appendiculatum y B. schiedeanum (Blechnaceae) difieren en la preferencia de hábitat y si los requerimientos en la germinación podrían ayudar a explicar su distribución en un bosque mesófilo de montaña.  Métodos: Las esporas se expusieron a tratamientos de calidad de luz, cantidad de luz y potencial hídrico. También se registró la frecuencia de esporofitos de ambas especies y la proporción de luz recibida en el bosque.  Resultados clave: Ambas especies no germinaron en oscuridad y pocas esporas lo hicieron con luz rojo-lejana, en comparación con luz roja y blanca. El brote de la espora aumentó con la cantidad de luz recibida, y 0.04 µmol m-2 s-1 de luz fue suficiente para que en ambas especies éste fuese mayor a 60%. La disminución en la disponibilidad de agua redujo la germinación, pero B. appendiculatum mostró mayor capacidad para soportar la escasez hídrica a -1.05 MPa. En ambientes con dosel relativamente cerrado fue abundante B. schiedeanum, mientras que B. appendiculatum ocurrió con mayor frecuencia en ambientes abiertos.  Conclusiones: Los requerimientos para la germinación de la espora se relacionaron parcialmente con la preferencia del hábitat de las especies. Blechnum schiedeanum parece ser más tolerante a la sombra que B. appendiculatum.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract:  Background and Aims: Light and water are resources that limit the germination and growth of vascular plants in forests and the establishment process significantly influence the species distribution. For this reason, we evaluated whether sympatric ferns Blechnum appendiculatum and B. schiedeanum (Blechnaceae) differ in habitat preference and if their germination requirements may help explain their distribution in a mountain mesophyllous forest.  Methods: Spores were exposed to light quality, amount of light and water potential treatments. The frequency of sporophytes of both species and the proportion of light received in the forest was also recorded.  Key results: It was found that both species did not germinate in darkness and few spores did so with far-red wavelength compared to white light. The spore sprout was promoted with the increase of light intensity, and 0.04 µmol m-2 s-1 light was sufficient so this was more than 60% in both species. The decrease in water availability reduced the germination, but B. appendiculatum showed greater ability to withstand water scarcity to -1.05 MPa. Blechnum schiedeanum was abundant in environments with relatively closed canopy while B. appendiculatum occurred more frequently on the forest border.  Conclusions: Germination requirements were partially related to habitat preference of the species. Blechnum schiedeanum seems to be more shade tolerant than B. appendiculatum.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Blechnum appendiculatum]]></kwd>
<kwd lng="es"><![CDATA[Blechnum schiedeanum]]></kwd>
<kwd lng="es"><![CDATA[coexistencia]]></kwd>
<kwd lng="es"><![CDATA[espora]]></kwd>
<kwd lng="es"><![CDATA[helecho]]></kwd>
<kwd lng="en"><![CDATA[Blechnum appendiculatum]]></kwd>
<kwd lng="en"><![CDATA[Blechnum schiedeanum]]></kwd>
<kwd lng="en"><![CDATA[coexistence]]></kwd>
<kwd lng="en"><![CDATA[fern]]></kwd>
<kwd lng="en"><![CDATA[spore]]></kwd>
</kwd-group>
</article-meta>
</front><back>
<ref-list>
<ref id="B1">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Effect of salt and osmotic stresses on germination in durum wheat (Triticum durum Desf.)]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Almansouri]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Kinet]]></surname>
<given-names><![CDATA[J. M.]]></given-names>
</name>
<name>
<surname><![CDATA[Lutts]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
</person-group>
<source><![CDATA[Plant and Soil]]></source>
<year>2001</year>
<volume>231</volume>
<page-range>243-54</page-range></nlm-citation>
</ref>
<ref id="B2">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Ecological and historical factors in fern biogeography]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Barrington]]></surname>
<given-names><![CDATA[D. S.]]></given-names>
</name>
</person-group>
<source><![CDATA[Journal of Biogeography]]></source>
<year>1993</year>
<volume>20</volume>
<page-range>275-80</page-range></nlm-citation>
</ref>
<ref id="B3">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[High irradiance and temperatures inhibit the germination of spores of the fern Rumohra adiantiformis (Forst.) Ching (Dryopteridaceae)]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Brum]]></surname>
<given-names><![CDATA[F. R.]]></given-names>
</name>
<name>
<surname><![CDATA[Randi]]></surname>
<given-names><![CDATA[A. M.]]></given-names>
</name>
</person-group>
<source><![CDATA[Revista Brasileira de Botanica]]></source>
<year>2002</year>
<volume>25</volume>
<page-range>391-6</page-range></nlm-citation>
</ref>
<ref id="B4">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Crawley]]></surname>
<given-names><![CDATA[M. J.]]></given-names>
</name>
</person-group>
<source><![CDATA[The R Book]]></source>
<year>2007</year>
<publisher-loc><![CDATA[UK ]]></publisher-loc>
<publisher-name><![CDATA[Wiley]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B5">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[The effect of red light on the germination of a Brazilian pteridophyte]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Colli]]></surname>
<given-names><![CDATA[Á. M.]]></given-names>
</name>
<name>
<surname><![CDATA[Perez]]></surname>
<given-names><![CDATA[S. C. D. A.]]></given-names>
</name>
</person-group>
<source><![CDATA[Brazilian Archives of Biology and Technology]]></source>
<year>1999</year>
<volume>42</volume>
<numero>2</numero>
<issue>2</issue>
<page-range>169-74</page-range></nlm-citation>
</ref>
<ref id="B6">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Germination response of the epiphytic cactus Rhipsalis baccifera (J. S. Miller) Stearn to different light conditions and water availability]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[De la Rosa]]></surname>
<given-names><![CDATA[E.]]></given-names>
</name>
<name>
<surname><![CDATA[Briones]]></surname>
<given-names><![CDATA[O.]]></given-names>
</name>
</person-group>
<source><![CDATA[International Journal of Plant Sciences]]></source>
<year>2010</year>
<volume>171</volume>
<page-range>267-74</page-range></nlm-citation>
</ref>
<ref id="B7">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[de Wit]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Pierik]]></surname>
<given-names><![CDATA[R.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Photomorphogenesis and photoreceptors]]></article-title>
<person-group person-group-type="editor">
<name>
<surname><![CDATA[Hikosaka]]></surname>
<given-names><![CDATA[K.]]></given-names>
</name>
<name>
<surname><![CDATA[Niinemets]]></surname>
<given-names><![CDATA[U.]]></given-names>
</name>
<name>
<surname><![CDATA[Niels]]></surname>
<given-names><![CDATA[P. R. A.]]></given-names>
</name>
</person-group>
<source><![CDATA[Canopy Photosynthesis: From Basics to Applications. Advances in Photosynthesis and Respiration 42]]></source>
<year>2016</year>
<page-range>171-86</page-range><publisher-loc><![CDATA[Dordrecht, The Netherlands ]]></publisher-loc>
<publisher-name><![CDATA[Springer]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B8">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Water potential and ionic effects on germination and seedling growth of two cold desert shrubs]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Dodd]]></surname>
<given-names><![CDATA[G. L.]]></given-names>
</name>
<name>
<surname><![CDATA[Donovan]]></surname>
<given-names><![CDATA[L. A.]]></given-names>
</name>
</person-group>
<source><![CDATA[American Journal of Botany]]></source>
<year>1999</year>
<volume>86</volume>
<page-range>1146-53</page-range></nlm-citation>
</ref>
<ref id="B9">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Fotosensibilidade de esporos de pteridófitas dos cerrados]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Esteves]]></surname>
<given-names><![CDATA[L. M.]]></given-names>
</name>
<name>
<surname><![CDATA[Felippe]]></surname>
<given-names><![CDATA[G. M.]]></given-names>
</name>
</person-group>
<source><![CDATA[Revista Brasileira de Botanica]]></source>
<year>1985</year>
<volume>8</volume>
<page-range>219-22</page-range></nlm-citation>
</ref>
<ref id="B10">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[The effect of soil water potential on seed germination of some British Plants]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Evans]]></surname>
<given-names><![CDATA[C. E.]]></given-names>
</name>
<name>
<surname><![CDATA[Etherington]]></surname>
<given-names><![CDATA[J. R.]]></given-names>
</name>
</person-group>
<source><![CDATA[New Phytologist]]></source>
<year>1990</year>
<numero>115</numero>
<issue>115</issue>
<page-range>539-48</page-range></nlm-citation>
</ref>
<ref id="B11">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Plant life-form and germination in a Mexican inter-tropical desert: effects of soil water potential and temperature]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Flores]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Briones]]></surname>
<given-names><![CDATA[O.]]></given-names>
</name>
</person-group>
<source><![CDATA[Journal of Arid Environments]]></source>
<year>2001</year>
<volume>47</volume>
<page-range>485-97</page-range></nlm-citation>
</ref>
<ref id="B12">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Control of mitosis by phytochrome and a blue-light receptor in fern spores]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Furuya]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Kanno]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Okamoto]]></surname>
<given-names><![CDATA[H.]]></given-names>
</name>
<name>
<surname><![CDATA[Fukuda]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
<name>
<surname><![CDATA[Wada]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
</person-group>
<source><![CDATA[Plant Physiology]]></source>
<year>1997</year>
<volume>113</volume>
<page-range>677-83</page-range></nlm-citation>
</ref>
<ref id="B13">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Response of spores and young gametophytes of Cyathea delgadii Sternb. (Cyatheaceae) and Blechnum brasiliense Desv. (Blechnaceae) to different light levels]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Hiendlmeyer]]></surname>
<given-names><![CDATA[R.]]></given-names>
</name>
<name>
<surname><![CDATA[Randi]]></surname>
<given-names><![CDATA[A. M.]]></given-names>
</name>
</person-group>
<source><![CDATA[Acta Botanica Brasilica]]></source>
<year>2007</year>
<volume>21</volume>
<page-range>909-15</page-range></nlm-citation>
</ref>
<ref id="B14">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Effects of salinity on gametophyte growth of Acrostichum aureum and A. danaeifolium]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Lloyd]]></surname>
<given-names><![CDATA[R. M.]]></given-names>
</name>
<name>
<surname><![CDATA[Buckley]]></surname>
<given-names><![CDATA[D. P.]]></given-names>
</name>
</person-group>
<source><![CDATA[Fern Gazette]]></source>
<year>1986</year>
<volume>13</volume>
<page-range>97-102</page-range></nlm-citation>
</ref>
<ref id="B15">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Evaluation of several measures of canopy openness as predictors of photosynthetic photon flux density in deeply shaded conifer-dominated forest understory]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Machado]]></surname>
<given-names><![CDATA[J. L.]]></given-names>
</name>
<name>
<surname><![CDATA[Reich]]></surname>
<given-names><![CDATA[P. B.]]></given-names>
</name>
</person-group>
<source><![CDATA[Canadian Journal of Forest Research]]></source>
<year>1999</year>
<volume>29</volume>
<page-range>1438-44</page-range></nlm-citation>
</ref>
<ref id="B16">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Morphogenesis of the gametophytes of eight Mexican species of Blechnum (Blechnaceae)]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Mendoza-Ruiz]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<name>
<surname><![CDATA[Pérez-García]]></surname>
<given-names><![CDATA[B.]]></given-names>
</name>
</person-group>
<source><![CDATA[Acta Botanica Mexicana]]></source>
<year>2009</year>
<volume>88</volume>
<page-range>59-72</page-range></nlm-citation>
</ref>
<ref id="B17">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[A computer program relating solute potential to solution composition for five solutes]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Michel]]></surname>
<given-names><![CDATA[B. E.]]></given-names>
</name>
<name>
<surname><![CDATA[Radcliffe]]></surname>
<given-names><![CDATA[D.]]></given-names>
</name>
</person-group>
<source><![CDATA[Agronomy Journal]]></source>
<year>1995</year>
<volume>87</volume>
<page-range>126-30</page-range></nlm-citation>
</ref>
<ref id="B18">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[The pteridophytes of Mexico]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Mickel]]></surname>
<given-names><![CDATA[J. T.]]></given-names>
</name>
<name>
<surname><![CDATA[Smith]]></surname>
<given-names><![CDATA[A. R.]]></given-names>
</name>
</person-group>
<source><![CDATA[Memoirs of the New York Botanical Garden]]></source>
<year>2004</year>
<numero>88</numero>
<issue>88</issue>
<page-range>1-1054</page-range></nlm-citation>
</ref>
<ref id="B19">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[The effects of pH, temperature, light intensity, light quality, and moisture levels on spore germination in Cheilanthes feei of Southeast Missouri]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Nondorf]]></surname>
<given-names><![CDATA[S. L.]]></given-names>
</name>
<name>
<surname><![CDATA[Dooley]]></surname>
<given-names><![CDATA[M. A.]]></given-names>
</name>
<name>
<surname><![CDATA[Palmieri]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Swatzell]]></surname>
<given-names><![CDATA[L. J.]]></given-names>
</name>
</person-group>
<source><![CDATA[American Fern Journal]]></source>
<year>2003</year>
<volume>93</volume>
<page-range>56-69</page-range></nlm-citation>
</ref>
<ref id="B20">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Light effect on seed germination in Piper L]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Orozco-Segovia]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<name>
<surname><![CDATA[Vázquez-Yañes]]></surname>
<given-names><![CDATA[C.]]></given-names>
</name>
</person-group>
<source><![CDATA[Acta Oecologica]]></source>
<year>1989</year>
<volume>10</volume>
<page-range>123-46</page-range></nlm-citation>
</ref>
<ref id="B21">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Germination and reproductive biology in salty conditions of Asplenium marinum (Aspleniaceae), a European coastal fern]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Pangua]]></surname>
<given-names><![CDATA[E.]]></given-names>
</name>
<name>
<surname><![CDATA[Belmonte]]></surname>
<given-names><![CDATA[R.]]></given-names>
</name>
<name>
<surname><![CDATA[Pajarón]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
</person-group>
<source><![CDATA[Flora]]></source>
<year>2009</year>
<numero>204</numero>
<issue>204</issue>
<page-range>673-84</page-range></nlm-citation>
</ref>
<ref id="B22">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Effect of light and temperature on germination of spores of four tropical fern species]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Pérez-García]]></surname>
<given-names><![CDATA[B.]]></given-names>
</name>
<name>
<surname><![CDATA[Mendoza-Ruiz]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<name>
<surname><![CDATA[Sánchez-Coronado]]></surname>
<given-names><![CDATA[M. E.]]></given-names>
</name>
<name>
<surname><![CDATA[Orozco-Segovia]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
</person-group>
<source><![CDATA[Acta Oecologica]]></source>
<year>2007</year>
<volume>32</volume>
<page-range>172-9</page-range></nlm-citation>
</ref>
<ref id="B23">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Pérez-García]]></surname>
<given-names><![CDATA[B.]]></given-names>
</name>
<name>
<surname><![CDATA[Mendoza-Ruiz]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
</person-group>
<source><![CDATA[Helechos y Licopodios de México]]></source>
<year>2009</year>
<volume>1</volume>
<publisher-loc><![CDATA[México, D.F., México ]]></publisher-loc>
<publisher-name><![CDATA[Comisión Nacional para el Conocimiento y Uso de la Biodiversidad]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B24">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[El banco de esporas de helechos en el suelo de Los Tuxtlas, Ver]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Pérez-García]]></surname>
<given-names><![CDATA[B.]]></given-names>
</name>
<name>
<surname><![CDATA[Orozco-Segovia]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<name>
<surname><![CDATA[Riba]]></surname>
<given-names><![CDATA[R.]]></given-names>
</name>
</person-group>
<source><![CDATA[Boletín de la Sociedad Botánica de México]]></source>
<year>1982</year>
<numero>43</numero>
<issue>43</issue>
<page-range>89-92</page-range></nlm-citation>
</ref>
<ref id="B25">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[The effects of white fluorescent light, far-red light, darkness, and moisture on spore germination of Lygodium heterodoxum (Schizaeaceae)]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Pérez-García]]></surname>
<given-names><![CDATA[B.]]></given-names>
</name>
<name>
<surname><![CDATA[Orozco-Segovia]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<name>
<surname><![CDATA[Riba]]></surname>
<given-names><![CDATA[R.]]></given-names>
</name>
</person-group>
<source><![CDATA[American Journal of Botany]]></source>
<year>1994</year>
<volume>81</volume>
<page-range>1367-9</page-range></nlm-citation>
</ref>
<ref id="B26">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Germinación de esporas de Cyatheaceae bajo diversas temperaturas]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Pérez-García]]></surname>
<given-names><![CDATA[B.]]></given-names>
</name>
<name>
<surname><![CDATA[Riba]]></surname>
<given-names><![CDATA[R.]]></given-names>
</name>
</person-group>
<source><![CDATA[Biotropica]]></source>
<year>1982</year>
<volume>14</volume>
<page-range>281-7</page-range></nlm-citation>
</ref>
<ref id="B27">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Influence of light, plant density and disinfection in spore germination of fern Blechnum brasiliense Desv. Blechnaceae]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Pivetta]]></surname>
<given-names><![CDATA[K. F. L.]]></given-names>
</name>
<name>
<surname><![CDATA[Gomes]]></surname>
<given-names><![CDATA[A. A. J.]]></given-names>
</name>
<name>
<surname><![CDATA[Damião Filho]]></surname>
<given-names><![CDATA[C.]]></given-names>
</name>
</person-group>
<source><![CDATA[Acta Horticulturae]]></source>
<year>2000</year>
<numero>517</numero>
<issue>517</issue>
<page-range>255-60</page-range></nlm-citation>
</ref>
<ref id="B28">
<nlm-citation citation-type="book">
<collab>R Core Team</collab>
<source><![CDATA[R: A language and environment for statistical computing]]></source>
<year>2013</year>
<publisher-loc><![CDATA[Vienna, Austria ]]></publisher-loc>
<publisher-name><![CDATA[R Foundation for Statistical Computing]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B29">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Raghavan]]></surname>
<given-names><![CDATA[V.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Physiology of spore germination]]></article-title>
<person-group person-group-type="editor">
<name>
<surname><![CDATA[Barlow]]></surname>
<given-names><![CDATA[P. W.]]></given-names>
</name>
<name>
<surname><![CDATA[Bray]]></surname>
<given-names><![CDATA[D.]]></given-names>
</name>
<name>
<surname><![CDATA[Green]]></surname>
<given-names><![CDATA[P. B.]]></given-names>
</name>
<name>
<surname><![CDATA[Slack]]></surname>
<given-names><![CDATA[J. M. W.]]></given-names>
</name>
</person-group>
<source><![CDATA[Development and Cell Biology Series]]></source>
<year>1989</year>
<page-range>27-52</page-range><publisher-loc><![CDATA[Cambridge, UK ]]></publisher-loc>
<publisher-name><![CDATA[University Press]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B30">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Effects of temperature on spore germination in some fern species from semideciduous mesophytic forest]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Ranal]]></surname>
<given-names><![CDATA[M. A.]]></given-names>
</name>
</person-group>
<source><![CDATA[American Fern Journal]]></source>
<year>1999</year>
<volume>89</volume>
<page-range>149-58</page-range></nlm-citation>
</ref>
<ref id="B31">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Effects of sucrose and irradiance on germination and early gametophyte growth of the endangered tree fern Dicksonia sellowiana Hook. (Dicksoniaceae)]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Renner]]></surname>
<given-names><![CDATA[G. D. R.]]></given-names>
</name>
<name>
<surname><![CDATA[Randi]]></surname>
<given-names><![CDATA[A. M.]]></given-names>
</name>
</person-group>
<source><![CDATA[Acta Botanica Brasilica]]></source>
<year>2004</year>
<volume>18</volume>
<page-range>375-80</page-range></nlm-citation>
</ref>
<ref id="B32">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Phytochromes: More than meets the eye]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Rensing]]></surname>
<given-names><![CDATA[S. A.]]></given-names>
</name>
<name>
<surname><![CDATA[Sheerin]]></surname>
<given-names><![CDATA[D. J.]]></given-names>
</name>
<name>
<surname><![CDATA[Hiltbrunner]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
</person-group>
<source><![CDATA[Trends in Plant Sciences]]></source>
<year>2016</year>
<volume>21</volume>
<numero>7</numero>
<issue>7</issue>
<page-range>543-6</page-range></nlm-citation>
</ref>
<ref id="B33">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Leaf physiological response to light environment of three tree fern species in a Mexican cloud forest]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Riaño]]></surname>
<given-names><![CDATA[K.]]></given-names>
</name>
<name>
<surname><![CDATA[Briones]]></surname>
<given-names><![CDATA[O.]]></given-names>
</name>
</person-group>
<source><![CDATA[Journal of Tropical Ecology]]></source>
<year>2013</year>
<volume>29</volume>
<page-range>217-28</page-range></nlm-citation>
</ref>
<ref id="B34">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Spore germination of three tree fern species in response to light, water potential, and canopy openness]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Riaño]]></surname>
<given-names><![CDATA[K.]]></given-names>
</name>
<name>
<surname><![CDATA[Briones]]></surname>
<given-names><![CDATA[O.]]></given-names>
</name>
<name>
<surname><![CDATA[Pérez-García]]></surname>
<given-names><![CDATA[B.]]></given-names>
</name>
</person-group>
<source><![CDATA[American Fern Journal]]></source>
<year>2015</year>
<volume>105</volume>
<page-range>59-72</page-range></nlm-citation>
</ref>
<ref id="B35">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Effect of light on germination of seven species of cacti from the Zapotitlán valley in Puebla, México]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Rojas-Aréchiga]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Orozco-Segovia]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<name>
<surname><![CDATA[Vázquez-Yañes]]></surname>
<given-names><![CDATA[C.]]></given-names>
</name>
</person-group>
<source><![CDATA[Journal of Arid Enviroments]]></source>
<year>1997</year>
<volume>36</volume>
<page-range>571-8</page-range></nlm-citation>
</ref>
<ref id="B36">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Differences in light usage among three fern species of genus Blechnum of contrasting ecological breadth in a forest light gradient]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Saldaña]]></surname>
<given-names><![CDATA[F. O.]]></given-names>
</name>
<name>
<surname><![CDATA[Hernández]]></surname>
<given-names><![CDATA[C.]]></given-names>
</name>
<name>
<surname><![CDATA[Coopman]]></surname>
<given-names><![CDATA[R. E.]]></given-names>
</name>
<name>
<surname><![CDATA[Bravo]]></surname>
<given-names><![CDATA[L. A]]></given-names>
</name>
<name>
<surname><![CDATA[Corcuera]]></surname>
<given-names><![CDATA[L. J.]]></given-names>
</name>
</person-group>
<source><![CDATA[Ecological Resesearch]]></source>
<year>2010</year>
<volume>25</volume>
<page-range>273-81</page-range></nlm-citation>
</ref>
<ref id="B37">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Fotoblastismo de pteridófitas de mata ciliar]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Simabukuro]]></surname>
<given-names><![CDATA[E. A.]]></given-names>
</name>
<name>
<surname><![CDATA[Esteves]]></surname>
<given-names><![CDATA[L. M.]]></given-names>
</name>
<name>
<surname><![CDATA[Felippe]]></surname>
<given-names><![CDATA[G. M.]]></given-names>
</name>
</person-group>
<source><![CDATA[Insula]]></source>
<year>1993</year>
<volume>22</volume>
<page-range>177-86</page-range></nlm-citation>
</ref>
<ref id="B38">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Critical water potentials for germination of wheat cultivars in the dryland Northwest USA]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Singh]]></surname>
<given-names><![CDATA[P.]]></given-names>
</name>
<name>
<surname><![CDATA[Ibrahim]]></surname>
<given-names><![CDATA[H. M.]]></given-names>
</name>
<name>
<surname><![CDATA[Flury]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Schillinger]]></surname>
<given-names><![CDATA[W. F.]]></given-names>
</name>
<name>
<surname><![CDATA[Knappenberger]]></surname>
<given-names><![CDATA[T.]]></given-names>
</name>
</person-group>
<source><![CDATA[Seed Science Research]]></source>
<year>2013</year>
<volume>23</volume>
<numero>3</numero>
<issue>3</issue>
<page-range>189-98</page-range></nlm-citation>
</ref>
<ref id="B39">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Light quality, photoperception, and plant strategy]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Smith]]></surname>
<given-names><![CDATA[H]]></given-names>
</name>
</person-group>
<source><![CDATA[Annual Review of Plant Physiology]]></source>
<year>1982</year>
<volume>33</volume>
<page-range>481-518</page-range></nlm-citation>
</ref>
<ref id="B40">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Phytochromes and light signal perception by plants-an emerging synthesis]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Smith]]></surname>
<given-names><![CDATA[H]]></given-names>
</name>
</person-group>
<source><![CDATA[Nature]]></source>
<year>2000</year>
<numero>407</numero>
<issue>407</issue>
<page-range>585-91</page-range></nlm-citation>
</ref>
<ref id="B41">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Cytological and proteomic analyses of Osmunda cinnamomea germinating spores reveal characteristics of fern spore germination and rhizoid tip-growth]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Suo]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Zaho]]></surname>
<given-names><![CDATA[Q.]]></given-names>
</name>
<name>
<surname><![CDATA[Zhang]]></surname>
<given-names><![CDATA[Z.]]></given-names>
</name>
<name>
<surname><![CDATA[Chen]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
<name>
<surname><![CDATA[Cao]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Lius]]></surname>
<given-names><![CDATA[G.]]></given-names>
</name>
<name>
<surname><![CDATA[Wei]]></surname>
<given-names><![CDATA[X.]]></given-names>
</name>
<name>
<surname><![CDATA[Wang]]></surname>
<given-names><![CDATA[T.]]></given-names>
</name>
<name>
<surname><![CDATA[Yang]]></surname>
<given-names><![CDATA[C.]]></given-names>
</name>
<name>
<surname><![CDATA[Dai]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
</person-group>
<source><![CDATA[Molecular and Celular Proteomics]]></source>
<year>2015</year>
<volume>14</volume>
<page-range>2510-34</page-range></nlm-citation>
</ref>
<ref id="B42">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Tryon]]></surname>
<given-names><![CDATA[A. F]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Fern spores: evolutionary levels and ecological differentiation]]></article-title>
<person-group person-group-type="editor">
<name>
<surname><![CDATA[Hesse]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Ehrendorfer]]></surname>
<given-names><![CDATA[F.]]></given-names>
</name>
</person-group>
<source><![CDATA[Morphology, Development, and Systematic Relevance of Pollen and Spores. Series Plant Systematics and Evolution]]></source>
<year>1990</year>
<volume>5</volume>
<page-range>71-9</page-range><publisher-loc><![CDATA[Vienna, Austria ]]></publisher-loc>
<publisher-name><![CDATA[Springer]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B43">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Red light-induced phytochrome relocation into the nucleus in Adiantum capillus-veneris]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Tsuboi]]></surname>
<given-names><![CDATA[H.]]></given-names>
</name>
<name>
<surname><![CDATA[Nakamura]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
<name>
<surname><![CDATA[Schäfer]]></surname>
<given-names><![CDATA[E.]]></given-names>
</name>
<name>
<surname><![CDATA[Wada]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
</person-group>
<source><![CDATA[Molecular Plant]]></source>
<year>2012</year>
<volume>5</volume>
<page-range>85-92</page-range></nlm-citation>
</ref>
<ref id="B44">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Ecological significance of light controlled germination of seeds in plants from two contrasting tropical habitats]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Vázquez-Yanes]]></surname>
<given-names><![CDATA[C.]]></given-names>
</name>
<name>
<surname><![CDATA[Orozco-Segovia]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
</person-group>
<source><![CDATA[Oecologia]]></source>
<year>1990</year>
<volume>83</volume>
<page-range>171-5</page-range></nlm-citation>
</ref>
<ref id="B45">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Primer registro de Blechnum appendiculatum (Pteridophyta: Blechnaceae) para Nuevo León, México]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Velazco-Macías]]></surname>
<given-names><![CDATA[C. G.]]></given-names>
</name>
<name>
<surname><![CDATA[Alanís-Flores]]></surname>
<given-names><![CDATA[G. J.]]></given-names>
</name>
<name>
<surname><![CDATA[Alvarado-Vázquez]]></surname>
<given-names><![CDATA[M. A.]]></given-names>
</name>
</person-group>
<source><![CDATA[Revista Mexicana de Biodiversidad]]></source>
<year>2011</year>
<volume>87</volume>
<page-range>701-3</page-range></nlm-citation>
</ref>
<ref id="B46">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[The role of spore germination and gametophyte development in habitat selection: temperature responses in certain temperate and tropical ferns]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Warne]]></surname>
<given-names><![CDATA[T. R.]]></given-names>
</name>
<name>
<surname><![CDATA[Lloyd]]></surname>
<given-names><![CDATA[R. M.]]></given-names>
</name>
</person-group>
<source><![CDATA[Bulletin of Torrey Botanical Club]]></source>
<year>1980</year>
<volume>107</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>57-64</page-range></nlm-citation>
</ref>
<ref id="B47">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[External factors inducing germination of fern spores]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Weinberg]]></surname>
<given-names><![CDATA[E. S.]]></given-names>
</name>
<name>
<surname><![CDATA[Voeller]]></surname>
<given-names><![CDATA[B. R.]]></given-names>
</name>
</person-group>
<source><![CDATA[American Fern Journal]]></source>
<year>1969</year>
<volume>59</volume>
<numero>4</numero>
<issue>4</issue>
<page-range>153-67</page-range></nlm-citation>
</ref>
<ref id="B48">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Effects of light, macronutrients, and sucrose on germination and development of the endangered fern Adiantum reniforme var. sinense (Adiantaceae)]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Wu]]></surname>
<given-names><![CDATA[H.]]></given-names>
</name>
<name>
<surname><![CDATA[Lui]]></surname>
<given-names><![CDATA[X. Q.]]></given-names>
</name>
<name>
<surname><![CDATA[Ji]]></surname>
<given-names><![CDATA[H.]]></given-names>
</name>
<name>
<surname><![CDATA[Chen]]></surname>
<given-names><![CDATA[L. Q.]]></given-names>
</name>
</person-group>
<source><![CDATA[Scientia Horticulturae]]></source>
<year>2010</year>
<volume>125</volume>
<page-range>417-21</page-range></nlm-citation>
</ref>
</ref-list>
</back>
</article>
