Yucca thompsoniana

{{Short description|Species of flowering plant}}

{{Speciesbox

|status = LC

|status_system = IUCN3.1

|status_ref = {{cite iucn |author=Clary, K. |author2=Solano, E. |author3=Ayala-Hernández, M.M. |author4=Salywon, A. |author5=Puente, R. |date=2020 |title=Yucca thompsoniana |volume=2020 |page=e.T117428726A117470207 |doi=10.2305/IUCN.UK.2020-3.RLTS.T117428726A117470207.en |access-date=20 November 2021}}

|taxon = Yucca thompsoniana

|image = Yucca thompsoniana (TS213984).jpg

|image_caption = Yucca thompsoniana in Campania

|authority = Trel.

|synonyms =

• Yucca rostrata var. integra Trel.

|synonyms_ref = [http://www.tropicos.org/Name/50066793 Tropicos Yucca thompsoniana]

}}

Yucca thompsoniana, the Thompson's yucca,{{PLANTS|id=YUTH|taxon=Yucca thompsoniana|access-date=8 August 2015}} is a plant in the family Asparagaceae, native to Texas, Chihuahua and Coahuila.[http://www.botanicus.org/page/683404 Trelease, Report (Annual) of the Missouri Botanical Garden 22: 101 1911 publ. 1912]. Other names for the plant include Beaked yucca, Soyate and Palmita.{{Cite book|url=https://www.worldcat.org/oclc/80359503|title=Little Big Bend : Common, Uncommon, and Rare Plants of Big Bend National Park|last=Morey|first=Roy|date=2008|publisher=Texas Tech University Press|isbn=9780896726130|location=Lubbock|pages=41|oclc=80359503}}

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 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 in 1911.