TY - JOUR AU - Pangua Fernández-Valdés, Emilia AU - Pajarón Sotomayor, Santiago AU - Quintanilla, Luis G. PY - 2019 DO - 10.1002/ajb2.1314 SN - 0002-9122, ESSN: 1537-2197 UR - https://hdl.handle.net/20.500.14352/13816 T2 - American Journal of Botany AB - PREMISE: When two populations of related cytotypes grow in sympatry, the rarer cytotype tends to be excluded due to a frequency‐dependent mating disadvantage. Evolutionary models predict that polyploids, which are typically the rarer cytotype upon... LA - eng M2 - 1 PB - Botanical Society of America KW - Antheridiogen KW - Cheilanthes KW - Endogamy KW - Genome duplication KW - Heterosis KW - Nucleotypic effects KW - Polyploidy KW - Pteridaceae TI - Fitness of an allopolyploid rupicolous fern compared withits diploid progenitors: from sporogenesis to sporophyteformation TY - journal article VL - 106 ER -