Thelocactus bicolor

Classification System: APG IV

Superregnum: Eukaryota
Regnum: Plantae
Cladus: Angiosperms
Cladus: Eudicots
Cladus: Core eudicots
Ordo: Caryophyllales

Familia: Cactaceae
Subfamilia: Cactoideae
Tribus: Cacteae
Genus: Thelocactus
Species: Thelocactus bicolor
Subspecies: T. b. subsp. bicolor – T. b. subsp. bolaensis – T. b. subsp. flavidispinus – T. b. subsp. heterochromus – T. b. subsp. schwartzii
Name

Thelocactus bicolor (Galeotti ex Pfeiff.) Britton & Rose, Bull. Torrey Bot. Club 49: 251 (1922).
Synonyms

Echinocactus bicolor Galeotti ex Pfeiff., Abbild. Beschr. Cact. 2: t. 25. 1848 syn. sec. ???
Ferocactus bicolor (Galeotti ex Pfeiff.) N.P.Taylor in Cact. Succ. J. Gr. Brit. 41: 30. 1979 syn. sec. ???
Echinocactus rhodophthalmus Hook. in Bot. Mag. 76: t. 4486. 1850 syn. sec. Britton & Rose 1923
Echinocactus rhodophthalmus var. ellipticus Hook. in Bot. Mag. 78: t. 4634. 1852 syn. sec. Britton & Rose 1923
Echinocactus ellipticus Lem. in Jard. Fleur. 3: 270. 1853 syn. sec. Britton & Rose 1923
Echinocactus bicolor var. schottii Engelm. in Proc. Amer. Acad. Arts 3: 277. 1856 syn. sec. Kew WCVP (2019)
Echinocactus bicolor var. montemorelanus F.A.C.Weber, Dict. Hort. 1: 465. 1896 syn. sec. Kew WCVP (2019)
Echinocactus bicolor var. tricolor K.Schum., Gesamtbeschr. Kakt.: 303. 1898 syn. sec. Britton & Rose 1923
Echinocactus tricolor (K.Schum.) Schelle, Handb. Kakteenkult.: 145. 1907 syn. sec. Kew WCVP (2019)
Echinocactus bicolor f. tricolor (K.Schum.) Schelle, Handb. Kakteenkult.: 145. 1907 syn. sec. Tropicos
Thelocactus bicolor var. tricolor (K.Schum.) F.M.Knuth, Kaktus-ABC: 358. 1936 ["1935"] syn. sec. ???
Echinocactus schottii Small, Fl. S.E. U.S.: 814. 1903 syn. sec. Britton & Rose 1923
Thelocactus bicolor var. schottii (Engelm.) Krainz, Kakteen 18: C VIIIb. 1961 syn. sec. Parfitt & Gibson 2003
Thelocactus schottii (Engelm.) Kladiwa & Fittkau in Krainz, Kakteen 61: C VIIIb. 1975 syn. sec. Kew WCVP (2019)
Echinocactus wagnerianus A.Berger, Kakteen: 256. 1929 syn. sec. Kew WCVP (2019)
Thelocactus wagnerianus A.Berger, Kakteen: 256. 1929 syn. sec. Korotkova 2021
Thelocactus bicolor var. wagnerianus (A.Berger) Krainz, Kakteen 18: C VIIIb. 1961 syn. sec. Hernández & Gómez-Hinostrosa 2011
Thelocactus bicolor var. texensis Backeb., Cactaceae 6: 3872. 1962 syn. sec. Kew WCVP (2019)
Thelocactus bicolor var. commodus R.Haas in Kakteen And. Sukk. 39: 87. 1988 syn. sec. Kew WCVP (2019)
Thelocactus bicolor subsp. commodus (R.Haas) Doweld in Sukkulenty 2(1): 30. 1999 syn. sec. Kew WCVP (2019)
Thelocactus bicolor subsp. zwakii Chvastek & Halda in Acta Mus. Richnov., Sect. Nat., 7: 38. 2000 syn. sec. Kew WCVP (2019)
Thelocactus bicolor subsp. swobodae Halda & Horáček in Acta Mus. Richnov., Sect. Nat., 9: 73. 2002 syn. sec. Kew WCVP (2019)
Echinocactus bicolor var. typicus Gürke in Blüh. Kakteen 6: t. 74. 1905, nom. inval., syn. sec. Kew WCVP (2019)

Distribution
Native distribution areas:
References
Primary references

Britton, N.L. & Rose, J.N. 1922. The Cactaceae. Descriptions and Illustrations of Plants of the Cactus Family. Vol. 3. 255 pp. + 23 pl. Carnegie Institution of Washington. BHL PDF Reference page. : 49: 251.

Additional references

Villaseñor, J.L. 2016. Checklist of the native vascular plants of Mexico. Revista Mexicana de Biodiversidad 87: 559–902. DOI: 10.1016/j.rmb.2016.06.017 Online PDF Reference page.
Hernández, H.M. & Gómez-Hinostrosa, C. (2015). Mapping the cacti of Mexico part II. Mammillaria Succulent Plant Research 9: 1-189.
Korotkova, N., Aquino, D., Arias, S., Eggli, U., Franck, A. , Gómez-Hinostrosa, C., Guerrero, P.C., Hernández, H.M., Kohlbecker, A., Köhler, M., Luther, K., Majure, L.C., Müller, A., Metzing, D., Nyffeler, R., Sánchez, D., Schlumpberger, B. & Berendsohn, W.G. 2021. Cactaceae at Caryophyllales. org–a dynamic online species-level taxonomic backbone for the family. Willdenowia 51(2): 251–270. DOI: 10.3372/wi.51.51208 Open access Reference page.

Links

Korotkova, N. et al. 2021. Thelocactus bicolor in Cactaceae at Caryophyllales.org. A global synthesis of species diversity in the angiosperm order Caryophyllales. Published on the internet. Accessed: 2021 Nov 25. Reference page.
Govaerts, R. et al. 2021. Thelocactus bicolor in Kew Science Plants of the World online. The Board of Trustees of the Royal Botanic Gardens, Kew. Published on the internet. Accessed: 2021 Mar 28. Reference page.
International Plant Names Index. 2021. Thelocactus bicolor. Published online. Accessed: Mar 28 2021.
Tropicos.org 2021. Thelocactus bicolor. Missouri Botanical Garden. Published on the internet. Accessed: 2021 Mar 28.
Hassler, M. 2021. Thelocactus bicolor. World Plants: Synonymic Checklists of the Vascular Plants of the World In: Roskovh, Y., Abucay, L., Orrell, T., Nicolson, D., Bailly, N., Kirk, P., Bourgoin, T., DeWalt, R.E., Decock, W., De Wever, A., Nieukerken, E. van, Zarucchi, J. & Penev, L., eds. 2021. Species 2000 & ITIS Catalogue of Life. Published on the internet. Accessed: 2021 Mar 28. Reference page.
LLIFLE - Encyclopedia of living forms 2013-2016. Thelocactus bicolor in LLIFLE. Published on internet. Accessed: 2016 Feb 18.

Vernacular names
English: Glory of Texas
español: Biznaga-pezón Bicolor
中文: 大统领