''Yucca thompsoniana'', the Thompson's yucca, is a plant in the family Asparagaceae, native to

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 ...

, Chihuahua and Coahuila.Trelease, Report (Annual) of the Missouri Botanical Garden 22: 101 1911 publ. 1912
Other names for the plant include Beaked yucca, Soyate and Palmita. ''Yucca thompsoniana'' has a trunk up to 1 m tall, branching above the ground. It flowers before there is any trunk at all, but continues to flower after the stem begins to grow. Leaves are narrow and dagger-like, a bit glaucous, up to 35 cm long and 10 mm wide.

Inflorescence An inflorescence is a group or cluster of flowers arranged on a Plant stem, stem that is composed of a main branch or a complicated arrangement of branches. Morphology (biology), Morphologically, it is the modified part of the shoot of sperma ...

is a panicle about 100 cm high. Flowers are white, about 4 cm long and appear in late March through early May. Fruit is a dry, egg-shaped capsule.CONABIO. 2009. Catálogo taxonómico de especies de México. 1. In Capital Nat. México. CONABIO, México D.F.. The plant was first collected in Chihuahua by John Bigelow in 1852 and was described by

William Trelease William Trelease (February 22, 1857 – January 1, 1945) was an American botanist, entomologist, explorer, writer and educator. This botanist is denoted by the author abbreviation Trel. when citing a botanical name. Trelease was born in Mount ...

in 1911.

References

{{Taxonbar, from=Q291846 thompsoniana Plants described in 1912 Flora of Texas Flora of Mexico Flora of Chihuahua (state) Flora of Coahuila Taxa named by William Trelease