Monographs Details: Lindsaea quadrangularis subsp. mexiae Mickel
Authority: Mickel, John T. & Smith, Alan R. 2004. The pteridophytes of Mexico. Mem. New York Bot. Gard. 88: 1-1054.
Family:Lindsaeaceae
Description:Distribution and Ecology - Shady streambanks; 1500 m. Known only fromthe type collection.Kramer (1957) considered this to be L. stricta f. moritziana(Klotzsch) Kramer, but its characters match those of L. quadrangularismuch more closely.

Discussion:

Type. Mexico. Jalisco: West of San Sebastian, Hacienda del Ototal. Arroyo de Los Hornos, Mexia 1837 (holotype NY!; isotypes F!, G, GH!, MICH!, MO!, UC!, US!).

Ab varietatibus aliis L. quadrangularis segmentis arcuatis 5-6 mm abiens. (Honoring Ynes Mexia, who made many important collections of Mexican ferns.)