Leptochloa dubia (Kunth) Nees
Poaceae (Grass Family)
Synonym(s): Chloris dubia, Diplachne dubia
USDA Symbol: LEDU
Green sprangletop is a 2-3 ft., fast-growing, bluish-green bunchgrass with wiry stems. The terminal inflorescences are up to 6 in. long with spreading or ascending branches and florets which spread open widely at maturity.
From the Image Gallery
Plant CharacteristicsDuration: Perennial
Fruit Type: Achene , Caryopsis
Size Class: 1-3 ft.
Bloom InformationBloom Color: Yellow
Bloom Time: May , Jun , Jul , Aug , Sep , Oct , Nov
DistributionUSA: AZ , FL , KS , MD , MO , NC , NM , OK , SC , TX
Native Distribution: S. FL; OK to AZ, s. through Mexico
Native Habitat: Dry, open plateaus & hills; alluvial areas; hammocks
Growing ConditionsWater Use: Medium
Light Requirement: Part Shade
Soil Moisture: Dry
CaCO3 Tolerance: High
Soil Description: Rocky or sandy soils. Sandy, Sandy Loam Medium Loam, Clay Loam, Clay
Conditions Comments: Green sprangletop behaves as a pioneer species so it is often used in seed mixtures for a quick ground cover while other species have time to establish. Useful for some reclamation projects. Intolerant of poorly drained soils or high water tables.
Butterflies and Moths of North America (BAMONA)Leptochloa dubia is a larval host and/or nectar source for:
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Olive-clouded Skipper |
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PropagationDescription: Not Available
Seed Collection: Not Available
Seed Treatment: Not Available
Commercially Avail: yes
Find Seed or Plants
Order seed of this species from Native American Seed and help support the Wildflower Center.
Find seed sources for this species at the Native Seed Network.
View propagation protocol from Native Plants Network.
From the National Organizations DirectoryAccording to the species list provided by Affiliate Organizations, this plant is on display at the following locations:
Sibley Nature Center - Midland, TX
Brackenridge Field Laboratory - Austin, TX
Patsy Glenn Refuge - Wimberley, TX
Native Seed Network - Corvallis, OR
Herbarium Specimen(s)NPSOT 0980 Collected Nov 4, 1994 in Bexar County by Mike Fox
Wildflower Center Seed BankLBJWC-60 Collected 2006-11-08 in Travis County by Lady Bird Johnson Wildflower Center
BibliographyBibref 1186 - Field Guide to Moths of Eastern North America (2005) Covell, C.V., Jr.
Bibref 1185 - Field Guide to Western Butterflies (Peterson Field Guides) (1999) Opler, P.A. and A.B. Wright
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Additional resourcesUSDA: Find Leptochloa dubia in USDA Plants
FNA: Find Leptochloa dubia in the Flora of North America (if available)
Google: Search Google for Leptochloa dubia
MetadataRecord Modified: 2010-08-09
Research By: TWC Staff