Cactaceae
Glory of Texas
Thelocactus bicolor
- Family
- Cactaceae
- Genus
- Thelocactus
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Common names
By language (4)
- Chinese
- 大統領, 大统领
- Dutch
- Tweekleurknobbelcactus
- English
- Glory of Texas, Straw thelocactus
- Spanish
- Biznaga-pezón Bicolor, Hamatocactus bicolor
Synonyms
- Echinocactus bicolor Galeotti ex Pfeiff.
- Echinocactus bicolor f. tricolor (K.Schum.) Schelle
- Echinocactus bicolor var. montemorelanus F.A.C.Weber
- Echinocactus bicolor var. schottii Engelm.
- Echinocactus bicolor var. tricolor K.Schum.
- Echinocactus bicolor var. typicus Gürke
- Echinocactus ellipticus Lem.
- Echinocactus rhodophthalmus Hook.
- Echinocactus rhodophthalmus var. ellipticus Hook.
- Echinocactus schottii Small
- Echinocactus tricolor (K.Schum.) Schelle
- Echinocactus wagnerianus A.Berger
- Ferocactus bicolor (Galeotti ex Pfeiff.) N.P.Taylor
- Thelocactus bicolor subsp. commodus (R.Haas) Doweld
- Thelocactus bicolor subsp. swobodae Halda & Horáček
- Thelocactus bicolor subsp. zwakii Chvastek & Halda
- Thelocactus bicolor var. commodus R.Haas
- Thelocactus bicolor var. schottii (Engelm.) Krainz
- Thelocactus bicolor var. texensis Backeb.
- Thelocactus bicolor var. tricolor (K.Schum.) F.M.Knuth
- Thelocactus bicolor var. wagnerianus (A.Berger) Krainz
- Thelocactus schottii (Engelm.) Kladiwa & Fittkau
- Thelocactus wagnerianus A.Berger
Flowers
- In flower
- March to October (from 254 flowering iNaturalist observations worldwide)
Characteristics
- Growth habit
- Shrub
- Lifespan
- Perennial
- In the US and Canada
- Lower 48 states: native
Photos
FlowerPhoto: Michelle W. （鍾偉瑋）, CC BY 4.0, from iNaturalist 
FlowerPhoto: Francisco Martínez González, CC BY-SA 4.0, from iNaturalist 
FlowerPhoto: Karla M. Benítez, CC BY 4.0, from iNaturalist 
FlowerPhoto: Michelle W. （鍾偉瑋）, CC BY 4.0, from iNaturalist 
FlowerPhoto: Leticia Jiménez Hernández, CC BY-SA 4.0, from iNaturalist 
Photo: Michael Wolf, CC BY-SA 2.5, from Wikimedia Commons 
Photo: Karla M. Benítez, CC BY 4.0, from iNaturalist 
Photo: Dornenwolf from Deutschland, CC BY-SA 2.0, from Wikimedia Commons 
Photo: Reid Hardin, CC BY 4.0, from iNaturalist 
Photo: Amante Darmanin from Malta, CC BY 2.0, from Wikimedia Commons 
Photo: Amante Darmanin from Malta, CC BY 2.0, from Wikimedia Commons 
Photo: amantedarmanin, CC BY 4.0, from iNaturalist
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- Thelocactus rinconensisCactaceae
- Thelocactus hastiferCactaceae
- Thelocactus lausseriCactaceae
- Thelocactus leucacanthusCactaceae
- Thelocactus tulensisCactaceae
- Thelocactus buekiiCactaceae
- Thelocactus multicephalusCactaceae
- Thelocactus tepelmemensisCactaceae
Sources: classification, synonyms from World Flora Online Plant List (2026-06, CC0 1.0); common names, popularity from Wikidata (2026-10-26, CC0 1.0); common names, US characteristics from USDA PLANTS Database (2025-05-29, CC0 1.0). About our plant data.