Texas
Wildbuds

Yucca thompsoniana

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Scientific Name	Yucca thompsoniana	USDA PLANTS Symbol	YUTH
Common Name	Thompson Yucca, Beaked Yucca	ITIS Taxonomic Serial No.	43153
Family	Asparagaceae (Asparagus) formwerly Agavaceaea	SEINet Reference	Click Here
Description	Habitat: Desert habitat; rocky slopes and knolls, 650 to 4600 ft. Plant: Solitary, erect, large, tree-like, usually single trunk up to 10 feet high, not including flower spike. Leaves: Often asymmetrical rosette of 100 or more leaves radiating from the top of the trunk with drooping dead leaves below; thin, flexible, mostly linear leaves up to 18 inches long and 1/2-inch wide; yellow or brownish edges are hard ("corneous") and may be finely toothed, no fibers. Inflorescence: A very large cluster of blossoms in a narrowly ellipsoidal panicle from 1-1/2 to 3 feet tall starting usually 4 to 8 inches above the leaves and with 20 to 34 branchlets; many hanging, globe- to bell-shaped flowers, white petals 1-1/2 to 2-1/2 inches long. Bloom Period: April to May. Fruit: Erect ellipsoidal capsule, 1-3/8 to 2-3/4 inches long and 3/4 to 1 inch across with a long twisted beak that flares when dry. References: "Little Big Bend" by Roy Morey, "Manual of the Vascular Plants of Texas" by Correll and Johnston, and SEINet.	BONAP Distribution Map Map Color Key	Texas Status: Native