Taxonomic and Photographic Guide to the Acanthaceae of Tamaulipas, Mexico Author Daniel, Thomas F. Department of Botany, California Academy of Sciences, 55 Music Concourse Drive, San Francisco, California 94118, U. S. A. tdaniel@calacademy.org Author García-Morales, Leccinum J. Herbario, Departamento de Posgrado e Investigación, Instituto Tecnológico de Ciudad Victoria, Blvd. Emilio Portes Gil 1301, Cd. Victoria, Tamaulipas, México; Author Mora-Olivo, Arturo Instituto de Ecología Aplicada, Universidad Autónoma de Tamaulipas, División del Golfo 356, Cd. Victoria 87019, Tamaulipas, México; text Proceedings of the California Academy of Sciences 2021 2021-09-30 67 6 185 228 journal article 10.5281/zenodo.11513051 0068-547X 11513051 Ruellia paniculata L. PHENOLOGY .— Flowering: December–April; fruiting: January–April. DISTRIBUTION .— Mexico (Camp., Chis., Gro., Nay., Oax., Q.R., S.L.P., Sin., Tamps., Ver., Yuc.), West Indies, Central America, South America. HABITAT .— Tropical deciduous forest, oak forest, disturbed sites, aquatic vegetation, sometimes on limestone. ELEVATION .— 15–290 meters. NOTES . — Daniel (1995) provided a description of this species ( Fig. 5D ), which attains its northeasternmost occurrence in Tamaulipas . REPRESENTATIVE SPECIMENS .— Mpio. Gómez Farías , KM 7 carr. Gómez FaríasCd. Mante , S. Avendaño R. & H. Narave F. 1715 ( XAL ) ; 50 mi N of Valles , F. Barkley 17M129 ( ARIZ-image ) ; Altamira , J. Berlandier 2191 (=771) ( K , P ) ; along Hwy. 85 between Cd. Mante and Cd. Valles , 10 mi S of Cd. Mante , 22°35ʹN , 099°01ʹW , T. Croat & D. Hannon 62929 ( CAS , MEXU ) ; along Rte. 85 , ca. 4–5 mi S of Cd. Mante , R. King 3800 ( US ) ; 2 mi NE of Altamira , R. King 4044 ( US ) ; Mpio. Nuevo Morelos , 3 km E de Nuevo Morelos , F. Medrano & A. Valiente B. 12201 ( ARIZ-image ) ; Mpio. Llera , La Clementina , Río Guayalejo , 23°15ʹ35ʺN , 098°50ʹ50ʺW , A. Mora-Olivo 1595 ( UAT ) ; Mpio. San Fernando : Río Conchos , 19 km SE de San Fernando rumbo a Carboneras , 24°45.977ʹN , 097°59.961ʹW , A. Mora-Olivo et al. 6262 ( UAT ) ; vic. of Tampico , E. Palmer 108 ( CAS , K , US ) ; near Villa Juárez , A. Perkins & J. Hall 3415 ( CAS ) ; NogalesJaumave , H. von Rozynski 275 ( P ) ; Tampico , H. Viereck 1084 ( US ).