Paspalum pubiflorum var. glabrum Vasey. Smoothseed Paspalum Habit: Perennial. Culms: Decumbent at the base, flattened, 40-100 cm. tall, rooting at the swollen dark, more or less hairy nodes. Blades: Flat, usually 10-15 cm. long, 6-14 mm. wide, usually with a few stiff hairs at the rounded base. Sheaths: Mostly shorter than the internodes, loose, brown-margined, at least the lower, sparsely papillose-pilose. Ligule: Membranous, 1-3 mm. long. Inflorescence: Of 3-5 (2-8) unilateral racemes, terminal on the primary culm or leafy branches, 2-10 cm. long, rather thick, erect or spreading, 1 cm. or more apart, with tufts of long hairs in the axils, rachis flat, 1.2-2 mm. wide, green, scabrous on the margins. Spikelets: 2.8-3.2 mm. long, 2 mm. wide, 1-flowered, planoconvex, nearly sessile, in pairs in two rows on one side of a flattened rachis, obovate, yellowish green, crowded. Glumes: The first glume wanting, the second and sterile lemma subequal, 3-5-nerved (in some specimens a few hairs on the glume). Lemmas: Fertile lemma chartaceous-indurated, glabrous and shining, convex, with its back turned towards the rachis, margins inrolled. Fruit: Pale, about 3 mm. long, 1-9 mm. wide, minutely striate. Habitat: Moist ground, in woods or open banks. Kansas Range: Southeastern Kansas (Labette county). Use: A palatable pasture grass, drought resistant. Synonyms: Paspalum pubiflorum Rupr. ex Fourn. Paspalum geminum Nash Paspalum laeviglume Scribn. ex Nash Paspalum pubiflorum Rupr. ex Fourn. var. glabrum Vasey ex Scribn.