Texas Wildbuds
Leptochloa dubia
(Green Spangletop)
Leptochloa dubia, Window View Trail, Chisos Basin, Big Bend National Park 3476
Leptochloa dubia, Window View Trail, Chisos Basin, Big Bend National Park 3479
Leptochloa dubia, Laguna Meadows Trail, Chisos Basin, Big Bend National Park 08628
Leptochloa dubia, Laguna Meadows Trail, Chisos Basin, Big Bend National Park 08630
Leptochloa dubia, Laguna Meadows Trail, Chisos Basin, Big Bend National Park 08659
Leptochloa dubia, Laguna Meadows Trail, Chisos Basin, Big Bend National Park 08664
Leptochloa dubia, Laguna Meadows Trail, Chisos Basin, Big Bend National Park 5584
| Scientific Name | Leptochloa dubia (Disakisperma dubium) | USDA PLANTS Symbol | LEDU |
| Common Name | Green Spangletop | ITIS Taxonomic Serial No. | 41822 |
| Family | Poaceae (Grass) | SEINet Reference |
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| Description | Habitat: Rocky, sandy soils and loams on hillsides and in canyons and roadsides; 2,500-6,000 ft. Plant: Perennial grass, 16 to 45 inches tall, growing in tufts; unbranched wirey stems, often with a purple tinge. Foliage: Flat leaf blades 6 to 10 inches long, 3/16 to 1/5-inch wide, smooth or rough or with sparse, thin spreading hairs (pilose); open, smooth sheath, flattened, purple-tinged. Inflorescence: Panicle 2 to 8 inches long of 2-15 spike-like, well-spaced branches, flexible and drooping, 1-5/8 to 4-3/4 inches long; secondary panicles often hidden in the lowest leaf sheaths; overlapping spikelets 1/4 to 3/8-inch long with 3 to 9 flowers; glumes lanceolate 1/8 to 1/5-inch long and without awns. Bloom Period: July to October. References: "Manual of the Vascular Plants of Texas" by Correll and Johnston and Plants of Texas Rangelands; and Disakisperma dubium in 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 2025
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