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AGAVE AND YUCCA | CACTI | WILDFLOWERS

Thelocactus Bicolor


Plants > Cacti > Thelocactus > Thelocactus Bicolor
Glory of Texas, thelocactus bicolor
Red and white spines of thelocactus bicolor
Scientific name:
Thelocactus bicolor
Common name:
Glory of Texas
Range:
Big Bend area of west Texas, and around Rio Grande City in far south Texas
Form:
Globe or cylinder, up to 14 inches high
Habitat:
Scrubland, grassland, gravel flats
Flowers:
Pink, with reddish interior and yellow stigmas

Distribution map for thelocactus bicolor
Distribution map for thelocactus bicolor

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Named 'glory of Texas' because of its brilliant pink flowers, thelocactus bicolor is an impressive but rare plant, found only in two small areas of Texas, though distribution is much more widespread over the border in Mexico. Flowers may be 4 inches in diameter, blooming from the top of the stem in spring and early summer, followed by greenish fruits.

Spines grow from adjacent tubercles along narrow, spirally-arranged ribs; there are usually between 12 and 20 radial spines, up to an inch long, and 0 to 4 central spines which are somewhat flattened, curved, pink or red (sometimes yellow) towards the tips, and up to 3 inches long. New spines are deep, rich red in color. Plants are usually single but may form small groups.



Red flower buds
Red flower buds
Spines and buds
Spines and buds
Buds around an offset
Buds around an offset
Green stem of Glory of Texas
Green stem

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