''Yucca constricta'' known by the common name "Buckley's

yucca ''Yucca'' is a genus of perennial shrubs and trees in the family Asparagaceae, subfamily Agavoideae. Its 40–50 species are notable for their rosettes of evergreen, tough, sword-shaped leaves and large terminal panicles of white or whitis ...

,"Buckley. Philadelphia Academy of Natural Science Proceedings, 1862:8. 1863. is a plant in the family

Asparagaceae Asparagaceae, known as the asparagus family, is a family of flowering plants, placed in the order Asparagales of the monocots. The family name is based on the edible garden asparagus, '' Asparagus officinalis''. Those who live in the temperate ...

. It is found in rocky

limestone Limestone ( calcium carbonate ) is a type of carbonate sedimentary rock which is the main source of the material lime. It is composed mostly of the minerals calcite and aragonite, which are different crystal forms of . Limestone forms w ...

hills of central and eastern

Texas Texas (, ; Spanish: ''Texas'', ''Tejas'') is a state in the South Central region of the United States. At 268,596 square miles (695,662 km2), and with more than 29.1 million residents in 2020, it is the second-largest U.S. state by ...

, and also in

Coahuila Coahuila (), formally Coahuila de Zaragoza (), officially the Free and Sovereign State of Coahuila de Zaragoza ( es, Estado Libre y Soberano de Coahuila de Zaragoza), is one of the 32 states of Mexico. Coahuila borders the Mexican states of N ...

, Mexico.Flora of North America v 26 p 423.
/ref> ''Yucca constricta'' is usually acaulescent (trunkless), sometimes growing in clumps, spreading by trailing stems. Flowering stalks reach as high as 50 cm (20 inches) with pendent, greenish-white flowers. Fruit is a dry capsule with shiny black seeds.Aggie horticulture, Texas A&M University.
/ref> Baker. 1870. Gardeners' Chronicle. London, 1870: 1088, ''Yucca polyphylla'' ''Yucca constricta'' is relatively abundant, and although it has local threats, its population appears to be stable overall.

References

{{Taxonbar, from=Q2601614 constricta Plants described in 1863 Plants described in 1868 Plants described in 1870 Flora of Coahuila Flora of Texas