Paspalum pubiflorum E. Fourn.

Paspalum geminum Nash, Bull. N. Y. Bot. Gard. 1:434. 1900
Paspalum remotum glabrum Vasey, Bull. Torrey Club 13 : 166. 1886.
Paspalum pubiflorum glabrum Vasey; Scribn. Bull. Tenn. Exp. Sta. 7: 32. 1894.
Paspalum laeviglume Scribn.; Nash, in Small, Fl. SBU. S. 75. 1903.
A stout glabrous tufted perennial, the stems later usually rooting at the lower nodes, with flat or folded leaf-blades and glabrous spikelets. Stems 5-15 dm. long; leaf-sheaths more or less hirsute on the margins, otherwise glabrous; blades 1-4 dm. long, 8-20 mm. wide, linear, glabrous on both surfaces, sometimes sparingly ciliate, flat or folded ; racemes 3-8, spreading or ascending, the lower ones 4-10 cm. long; spikelets in pairs, 2.7-3 mm. long, 1.8-2 mm. broad, oval to broadly obovate, glabrous, the first scale wanting, the second 3-5-nerved, the third 5-7-nerved, the fruiting scale yellowishwhite.
Type locality : Eustis, I,ake County, Florida.
Distribution : Maryland to Oklahoma, and south to Florida and Texas.

Paspalum pubiflorum Rupr.; (Galeotti, Bull. Acad. Brux. 9^ 237, hyponym. 1842) Fourn. Mex. PI. Gram. 11. 1881.
Paspalum. pubiflorum, viride Fourn. Mex. PI. Gram. 11. 1881. Paspalum, Hallii Vasey & Scribn. Bull. Torrey Club 13 : 165, as synonym. 1886. Paspalum. pubiflorum. glaucum Scribn.; Vasey, Contr. U. S. Nat. Herb. 3 : 19. 1892. Paspalumpaucispicatum Vasey, Contr. U. S. Nat. Herb. 1: 281. 1893.
A stout glabrous perennial, usually rooting at the lower nodes, with flat leaf-blades and pubescent spikelets. Stems 4-10 dm. long; leaf-sheaths more or less hirsute on the margin, the exterior basal ones hirsute all over; blades 3 dm. long or less and 1-1.5 cm. wide, glabrous on both sturfaces; racemes 2-4, usually ascending, the lower ones 5-10 cm. long; spikelets in pairs, 2.5-3 mm. long, about 2 mm. broad, broadly obovate, the first scale wanting, the second and third scales 3-nerved, the second scale strongly hirsute, the third glabrous, the fruiting scale yellowishwhite.
Type locality : Tehuacan de las Granadas, Puebla. Distribution : I^ouisiana to Costa Rica.

Perennials, Terrestrial, not aquatic, Rhizomes present, Rhizome short and compact, stems close, Stems nodes swollen or brittle, Stems geniculate, decumbent, or lax, sometimes rooting at nodes, Stems caespitose, tufted, or clustered, Stems compressed, flattened, or sulcate, Stem nodes bearded or hairy, Stem internodes solid or spongy, Stem internodes hollow, Stems with inflorescence less than 1 m tall, Stems, culms, or scapes exceeding basal leaves, Leaves mostly cauline, Leaves conspicuously 2-ranked, distichous, Leaves sheathing at base, Leaf sheath mostly open, or loose, Leaf sheath hairy, hispid or prickly, Leaf sheath hairy at summit, throat, or collar, Leaf sheath and blade differentiated, Leaf blades linear, Leaf blades 2-10 mm wide, Leaf blades 1-2 cm wide, Leaf blades mostly flat, Leaf blades mostly glabrous, Leaf blades scabrous, roughened, or wrinkled, Ligule present, Ligule an unfringed eciliate membrane, Inflorescence terminal, Inflorescence solitary, with 1 spike, fascicle, glomerule, head, or cluster per stem or culm, Inflorescence a panicle with narrowly racemose or spicate branches, Inflorescence with 2-10 branches, Inflorescence branches 1-sided, Rachis dilated, flat, central axis to which spikelets are attached, Rachis angular, Flowers bisexual, Spikelets pedicellate, Spikelets dorsally compressed or terete, Spikelet less than 3 mm wide, Spikelets with 1 fertile floret, Spikelets with 2 florets, Spikelet with 1 fertile floret and 1-2 sterile fl orets, Spikelets paired at rachis nodes, Spikelets all alike and fertille, Spikelets bisexual, Spikelets disarticulating below the glumes, Spikelets conspicuously hairy , Spikelets secund, in rows on one side of rachis, Rachilla or pedicel glabrous, Glumes present, empty bracts, Glumes 1 clearly present, the other greatly reduced or absent, Glumes distinctly unequal, Glumes equal to or longer than adjacent lemma, Glume equal to or longer than spikelet, Glumes 3 nerved, Lemma similar in texture to glumes, Lemma 3 nerved, Lemma glabrous, Lemma apex truncate, rounded, or obtuse, Lemma awnless, Lemma straight, Palea present, well developed, Palea shorter than lemma, Stamens 3, Styles 2-fid, deeply 2-branched, Stigmas 2, Fruit - caryopsis, Caryopsis white.

Paspalum pubiflorum là một loài thực vật có hoa trong họ Hòa thảo. Loài này được E.Fourn. mô tả khoa học đầu tiên năm 1886.