Rodríguez, A., Ortiz-Catedral, L., & Heaton, E. (2003). Three new localities of endemic tigridias from Mexico: Tigridia bicolor, T. matudae and T. vanhouttei spp. roldanii. Instituto de Ecología, A.C.
Chicago-čujuhus (17. p.)Rodríguez, Aarón, Luis Ortiz-Catedral, juo Edmund Heaton. Three New Localities of Endemic Tigridias from Mexico: Tigridia Bicolor, T. Matudae and T. Vanhouttei Spp. Roldanii. Instituto de Ecología, A.C, 2003.
MLA-čujuhus (9. p.)Rodríguez, Aarón, et al. Three New Localities of Endemic Tigridias from Mexico: Tigridia Bicolor, T. Matudae and T. Vanhouttei Spp. Roldanii. Instituto de Ecología, A.C, 2003.
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