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 Carlowrightia trichocarpa T.F. Daniel PHENOLOGY .— Flowering: April, June–December; fruiting: July–October. DISTRIBUTION .— Mexico (Tamps.). HABITAT .— Tropical deciduous forest, thornscrub, disturbed sites, sometimes on limestone. ELEVATION .— 150–1100 meters. NOTES .— Daniel (1983a) provided a description of Carlowrightia trichocarpa ( Fig. 1F ), which is endemic to Tamaulipas . With an EOO of 18,240 km 2 and an AOO of 64 km 2 , this species could potentially be assessed as either vulnerable (VU) or endangered (EN) if threats and their impacts were to be identified ( IUCN 2019 ). REPRESENTATIVE SPECIMENS .— Sierra de San Carlos , Cerro Parreña , vic. of San José , [ca. 24.602092°, -98.822104°], H. Bartlett 10304 ( F , MICH ); Sierra de San Carlos , Cerro Tres Vetas , vic. of San José , H . Bartlett 10377 ( F , MICH ); Sierra de Tamaulipas , lower slopes of Cerro El Platero above Rancho El Platero , 0.5 mi S of Ejido El Higuerón , [23.333333°, -98.166667°], T. Daniel 260 ( holotype : MICH !; isotypes : CAS !, ENCB !, F !, GH !, K !, MEXU !, MO !, NY !, TEX !, UC !, US !) ; along rd. between González and Ejido Progresso , 4.6 mi N of RR station in González , [22.892284°, -98.411051°], T. Daniel 273 ( ARIZ , DUKE , GH , INIF , LA , MICH , MSC , NCU ); along hwy. between González and Est. Zaragoza , 1.4 mi S of turnoff to Est. Zaragoza , [23.171058°, -98.770128°], T. Daniel 275 ( MICH ); along Hwy . 89 between San Carlos and Hwy. 101, 0.7 mi N of Hwy. 101, [24.050000°, -98.716667°], T. Daniel 278 ( MICH ) ; 2.8 mi S of San Carlos along Hwy. 89, [24.554275°, -98.909418°], T. Daniel 279 ( MICH ) ; 0.6 mi E of Hwy. 101, 16.5 mi NE of La Presita , [ca. 23.336868°, -99.540352°], T. Daniel 285 ( ASU , CAS , ENCB , MEXU , MICH , PH , US , WIS ); along Hwy . 85 S of Victoria , 7.2 mi N of jct. Hwy. 85 and hwy. to González , [23.406637°, -98.988268°], T. Daniel 321 ( ENCB , F , MICH , TEX ) ; 1.4 mi E Hwy. 101 in Jiménez , [24.230414°, -98.455399°], T. Daniel 791 ( ENCB , MICH ); along rd. between Abasolo and Soto la Marina , 6.2 mi NW Hwy. 180, [23.837016°, -98.177386°], T. Daniel 806 ( CAS , ENCB , F , GH , MICH , NY , TEX , UC , US ) ; along Mex. 101, S of Cd. Victoria , 1.3 mi S of bridge over Río San Marcos , [23.695263°, -99.193302°], T. Daniel & M. Baker 3692 ( CAS ); La Minita, E of Rancho Las Yucas , ca. 40 mi NNW of Aldama , [ca. 23.473974°, -98.221107°], R. Dressler 2096 ( GH ); Mpio. Victoria , Bosque Urbano , S de Cd. Victoria , [23.725745°, -99.119182°], L. García-Morales 2002 ( ITCV ); Mpio. Victoria , Calle 8 Aldama , Centro de Cd. Victoria , L . García-Morales 2896 ( ITCV ), L. García-Morales 5594 ( ITCV ); Mpio. Villagrán, Ejido Guadalupe de San Lázaro , [24.600850°, -99.227291°], L. García-Morales s.n. ( ITCV ); Mpio. Villagrán, Rancho 3 de Marzo, L . García-Morales s.n. ( ITCV ); 1 mi E of Ejido San Lázaro , [24.583333°, -99.216667°], M. Johnston & J. Graham 4278 ( TEX , US ) ; 13 mi S of Victoria toward Mante , [23.557528°, -99.019410°], M. Johnston & J. Graham 4399 ( MICH , TEX , US ) ; 2 mi S of San Carlos on rd. to Padilla , [24.562848°, -98.913733°], M. Johnston & J. Crutchfield 5001A ( TEX ); near Tropic of Cancer, L . Kenoyer & H. Crum 3459 ( A ); vic. of Victoria, E . Palmer 434 ( F , GH , NY , US ) .