familyPoaceae
subfamilyPoaceae subfam. Chloridoideae
genusLeptochloa
speciesLeptochloa panicea
subspeciesLeptochloa panicea subsp. brachiata
Leptochloa panicea subsp. brachiata
Common names: Red sprangletop
Synonyms: Leptochloa filiformis
Treatment appears in FNA Volume 25. Treatment on page 58.
Revision as of 21:05, 5 November 2020 by imported>Volume Importer
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.