Leptochloa panicea subsp. brachiata

(Steud.) N. Snow
Common names: Red sprangletop
Synonyms: Leptochloa filiformis
Treatment appears in FNA Volume 25. Treatment on page 58.

Culms to 150 cm. Ligules 0.9-3.2 mm; blades 2-21 mm wide. Glumes usually not exceeding the florets, lanceolate to narrowly elliptic; lemmas 1.3-1.7 mm, shortly sericeous along the veins. Caryopses 0.9-1.2 mm, widely depressed obovate or obdeltate in cross section, usually with a narrow, shallow ventral groove, apices broadly obtuse to acute. 2n = 20.

Discussion

Leptochloa panicea subsp. brachiata extends from the southern half of the United States to Argentina. It is common in disturbed and mesic agricultural sites, and is considered a noxious weed by the U.S. Department of Agriculture.

Selected References

None.

Lower Taxa

None.
Neil Snow +
(Steud.) N. Snow +
Red sprangletop +
Ark. +, Miss. +, Tenn. +, Fla. +, Puerto Rico +, N.J. +, Ala. +, Ariz. +, Calif. +, Ga. +, Ill. +, Kans. +, Ky. +, La. +, Mo. +, N.C. +, N.Mex. +, Okla. +, S.C. +, Tex. +, S.Dak. +, Pa. +, Nev. +, Va. +, Colo. +, Virgin Islands +, Ind. +, Mass. +, Ohio +  and Utah +
Leptochloa filiformis +
Leptochloa panicea subsp. brachiata +
Leptochloa panicea +
subspecies +