''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 whitish flo ...
,"
[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 c ...
. 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 whe ...
hills of central and eastern
Texas
Texas (, ; Spanish language, Spanish: ''Texas'', ''Tejas'') is a state in the South Central United States, South Central region of the United States. At 268,596 square miles (695,662 km2), and with more than 29.1 million residents in 2 ...
, 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.](_blank)
/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.](_blank)
/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