Yucca treculeana
(Yucca torreyi)
(Spanish Dagger)
Yucca treculeana, Dagger Flats, Big Bend National Park 1226
Yucca treculeana, Crystal Trail, Big Bend Ranch State Park, 4756
Yucca treculeana, Old Ore Road, Big Bend National Park 4800
Yucca treculeana, Old Ore Road, Big Bend National Park 4791
Yucca treculeana, Chisos Basin, Big Bend National Park 3529
Yucca treculeana, East Contrabando Trail, Big Bend Ranch State Park 5392
Yucca treculeana, Crystal Trail, Big Bend Ranch State Park 4754
Yucca treculeana, Along Hwy 118 east of Maverick Road, Big Bend National Park 3629
| Scientific Name | Yucca treculeana (Yucca torreyi) | USDA PLANTS Symbol | YUTR |
| Common Name | Spanish Dagger, Don Quixote's Lace | ITIS Taxonomic Serial No. | 43123 |
| Family | Asparagaceae (Asparagus) formerly Agavaceae | SEINet Reference |
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| Description | Habitat: Desert habitat; grassy or rocky slopes or mesas, brushland, chaparral; up to 5200 ft. Plant: Solitary, erect, large, tree-like, usually 1 or 2 but as many as 8 ragged, shaggy trunks of varying heights; up to 14 feet high (rarely); trunks may be branched. Leaves: Small terminal head of a few blades or a large, elongated head of many leaf blades; blades hanging at all angles, rigid, thick, yellowish to bluish green, usually U- or V-shaped in cross section, 12 to 40 inches long and 1-1/4 to 2 inches wide; margins with initially curly, becoming straight, light brown fibers, mostly along the lower portion of the blade. Inflorescence: Very large, dense cluster of blossoms in an ovoid or narrowly ellipsoidal panicle from 14 to 28 inches long usually with a fraction of its length above the leaf blades; many globe- to bell-shaped blossoms, cream-colored occasionally deeply tinged with dark purple; 1-1/2 to 2-1/2 inches long. Bloom Period: March to May. Fruit: Cylindrical or ovoid, hanging, fleshy capsule 2-3/4 to 4 inches long, 1 to 1-1/2 inches across, dark brown. 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 |
Banner photo of Castilleja indivisa and Lupinus ssp. taken along FM 1323 north of Johnson City, Blanco County
© Tom Lebsack 2024