Stenandrium dulce (Cav.) Nees

Daniel, Thomas F., García-Morales, Leccinum J. & Mora-Olivo, Arturo, 2021, Taxonomic and Photographic Guide to the Acanthaceae of Tamaulipas, Mexico, Proceedings of the California Academy of Sciences 67 (6), pp. 185-228 : 216-217

Stenandrium dulce (Cav.) Nees

PHENOLOGY.— Flowering: July–September; fruiting: July–September.

DISTRIBUTION.— USA (Fla., Tex.), Mexico (Ags., Chih., Coah., D.F., Dur., Gro., Gto., Hgo., Jal., Méx, Mich., Nay., N.L., Oax., Pue., Qro., S.L.P., Sin., Tamps., Ver., Zac.), Central America, South America.

HABITAT.— Thornscrub, on limestone.

ELEVATION.— 10–175 meters.

NOTES.— Daniel (1984) and Daniel and Acosta C. (2003) provided descriptions of this species ( Fig. 5G ).

REPRESENTATIVE SPECIMENS.— 20 mi E of the San Fernando – Santander Jiménez hwy. on rd. to Loreto , 11 mi W of Loreto , M. Johnston & J. Crutchfield 5535A ( TEX, US) ; Papalote de la Mirandeña , 3 mi SSW of headquarters, Loreto Ranch, 24°20ʹN, 98°W, M. Johnston & J. Crutchfield 5568B ( US) ; S of Lomas del Real, 7 mi N of main hwy., M. Johnston & S. Graham 4539 ( TEX); Morales, H. LeSueur 546 ( F, LL); Flor de Mayo, 50 mi SW of Matamoros , R. Runyon 417 ( TEX, US) ; 2 mi S of Marcella , between Peña Nevada and Hermosa , L. Stanford et al. 2522 ( DS, US) ; sierra near San Vicente, Jaumave , H. von Rozynski 456 ( F, P) .

Figures

FIGURE 5. Tamaulipan Acanthaceae V. A. Ruellia blechum. B. Ruellia ciliatiflora. C. Ruellia hookeriana. D. Ruellia paniculata. E. Ruellia simplex (blue-flowered form). F. Ruellia simplex (white-flowered form). G. Stenandrium dulce. H. Tetramerium nervosum. I Thunbergia fragrans. J. Thunbergia alata. K. Yeatesia mabryi. L. Yeatesia platystegia. Photos by T. Daniel (A, C–G, I, J), E. Fernández, cropped, CC BY-NC 4.0 (H), L. García-Morales (B, K), B. Leander, used with permission from the Lady Bird Johnson Wildflower Center (L).