| Paspalum hybr. | | a | |
| Paspalum spp. | | a | |
| Paspalum alcalinum Mez | Paspalum buckleyanum Vasey | | |
| Paspalum almum Chase | | a | |
| Paspalum arechavaletae Hack. ex Arechav. | | a | |
| Paspalum atratum Swallen | | a | |
| Paspalum attenuatum J. Presl | Axonopus attenuatus (J. Presl) Hitchc. | | |
| Paspalum auriculatum J. Presl | | a | |
| Paspalum barbigerum Kunth | Axonopus siccus (Nees) Kuhlm. | | |
| Paspalum bertonii Hack. | | a | |
| Paspalum bicorne Lam. | Digitaria bicornis (Lam.) Roem. & Schult. | | |
| Paspalum boscianum Flugge | | a | |
| Paspalum brasiliense (Spreng.) Hack. | | a | |
| Paspalum brevifolium Flugge | Digitaria longiflora (Retz.) Pers. | | |
| Paspalum brunneum Bosc ex Flugge | Paspalum boscianum Flugge | | |
| Paspalum brunneum Mez | Paspalum coryphaeum Trin. | | |
| Paspalum buckleyanum Vasey | | a | |
| Paspalum candidum (Humb. & Bonpl. ex Flugge) Kunth | | a | |
| Paspalum canescens Nees ex Trin. | Axonopus canescens (Nees ex Trin.) Pilg. | | |
| Paspalum cartilagineum J. Presl | Paspalum scrobiculatum L. var. bispicatum Hack. | | |
| Paspalum ceresia (Kuntze) Chase | | a | |
| Paspalum chinense Nees | Digitaria violascens Link | | |
| Paspalum chrysodactylon (Trin.) Doll | Axonopus canescens (Nees ex Trin.) Pilg. | | |
| Paspalum ciliatifolium Michx. | Paspalum setaceum Michx. var. ciliatifolium (Michx.) Vasey | | |
| Paspalum clandestinum Swallen | | a | |
| Paspalum coloratum Rich. ex Doll | | a | |
| Paspalum commersonii Lam. | Paspalum scrobiculatum L. var. bispicatum Hack. | | |
| Paspalum commune Lillo | | a | |
| Paspalum compressum Raf. | | a | i |
| Paspalum conjugatum P. J. Bergius | | a | |
| Paspalum conspersum Schrad. | | a | |
| Paspalum convexum Humb. & Bonpl. ex Flugge | | a | |
| Paspalum cordatum Hack. | | a | |
| Paspalum coryphaeum Trin. | | a | |
| Paspalum cromyorhizon Trin. ex Doll | | a | |
| Paspalum dasypleurum Kunze ex Desv. | | a | |
| Paspalum densiflorum auct. | Paspalum maritimum Trin. | | |
| Paspalum densiflorum Doll | | a | |
| Paspalum densum Poir. | | a | |
| Paspalum denticulatum Trin. | | a | |
| Paspalum devincenzii Parodi | | a | |
| Paspalum dilatatum Poir. | | a | |
| Paspalum dilatatum Poir. subsp. dilatatum | | a | i |
| Paspalum dilatatum Poir. subsp. flavescens Roseng. et al. | | a | i |
| Paspalum dilatatum Poir. var. pauciciliatum Parodi | Paspalum pauciciliatum (Parodi) Herter | | i |
| Paspalum dissectum (L.) L. | | a | |
| Paspalum distichum L. | | a | |
| Paspalum durifolium Mez | | a | |
| Paspalum elongatum Griseb. | | a | |
| Paspalum enode Hack. ex Arechav. | Digitaria enodis (Hack. ex Arechav.) Parodi | | |
| Paspalum erianthum Nees ex Trin. | | a | |
| Paspalum exaltatum J. Presl | | a | |
| Paspalum exile Kippist | Digitaria exilis (Kippist) Stapf | | |
| Paspalum fasciculatum Willd. ex Flugge | | a | |
| Paspalum fimbriatum Kunth | | a | |
| Paspalum fissifolium Raddi | Axonopus fissifolius (Raddi) Kuhlm. | | |
| Paspalum floridanum Michx. | | a | |
| Paspalum floridanum Michx. var. floridanum | | a | i |
| Paspalum floridanum Michx. var. glabratum Engelm. ex Vasey | | a | i |
| Paspalum fluitans (Elliott) Kunth | Paspalum repens P. J. Bergius var. fluitans (Elliott) Wipff & S. D. Jones | | |
| Paspalum fuscescens J. Presl | Digitaria fuscescens (J. Presl) Henrard | | |
| Paspalum gayanum E. Desv. | Paspalum vaginatum Sw. | | |
| Paspalum geminiflorum Steud. | | a | |
| Paspalum glabratum (Engelm. ex Vasey) C. Mohr | Paspalum floridanum Michx. var. glabratum Engelm. ex Vasey | | |
| Paspalum griseum Hack. ex M. P. Correa, nom. nud. | Paspalum urvillei Steud. | | |
| Paspalum guaraniticum Parodi | Paspalum ionanthum Chase | | |
| Paspalum guenoarum Arechav. | | a | |
| Paspalum guenoarum Arechav. var. guenoarum | | a | i |
| Paspalum guenoarum Arechav. var. rojasii (Hack.) Parodi | | a | i |
| Paspalum hartwegianum E. Fourn. | | a | |
| Paspalum haumanii Parodi | | a | |
| Paspalum haumanii Parodi var. macranthum Parodi | | a | i |
| Paspalum hexastachyum Parodi | | a | |
| Paspalum hieronymi Hack. | Paspalum lividum Trin. ex Schltdl. | | |
| Paspalum humboldtianum Flugge | | a | |
| Paspalum humboldtianum Flugge var. stuckertii (Hack.) Hack. | Paspalum humboldtianum Flugge | | i |
| Paspalum hyalinum Nees ex Trin. | | a | |
| Paspalum hydrophilum Henrard | | a | |
| Paspalum inaequivalve Raddi | | a | |
| Paspalum indecorum Mez | | a | |
| Paspalum intermedium Munro ex Morong & Britton | | a | |
| Paspalum ionanthum Chase | | a | |
| Paspalum ionanthum Chase subsp. guaraniticum (Parodi) Roseng. et al. | Paspalum ionanthum Chase | | i |
| Paspalum iridaceum Mez | Axonopus iridaceus (Mez) Hitchc. & Chase ex Rojas | | |
| Paspalum iridifolium Poepp. | Axonopus scoparius (Flugge) Kuhlm. | | |
| Paspalum juergensii Hack. | | a | |
| Paspalum laeve Michx. | | a | |
| Paspalum lanatum Kunth | Anthenantia lanata (Kunth) Benth. | | |
| Paspalum lanceolatum J. C. Mikan ex Trin. | | a | |
| Paspalum langei (E. Fourn.) Nash | | a | |
| Paspalum larranagae Arechav. | Paspalum urvillei Steud. | | |
| Paspalum laxum Lam. | | a | |
| Paspalum ligulare Nees | | a | |
| Paspalum lividum Trin. ex Schltdl. | | a | |
| Paspalum longiflorum Retz. | Digitaria longiflora (Retz.) Pers. | | |
| Paspalum longifolium Roxb. | | a | |
| Paspalum macrophyllum Kunth | | a | |
| Paspalum maculosum Trin. | | a | |
| Paspalum malacophyllum Trin. | | a | |
| Paspalum mandiocanum Trin. | | a | |
| Paspalum mandiocanum Trin. var. subaequiglume I. L. Barreto | | a | i |
| Paspalum marginatum Trin. | Axonopus marginatus (Trin.) Chase | | |
| Paspalum maritimum Trin. | | a | |
| Paspalum melanospermum Poir. | | a | |
| Paspalum membranaceum Walter | Paspalum dissectum (L.) L. | | |
| Paspalum millegrana Schrad. | | a | |
| Paspalum minus E. Fourn. | | a | |
| Paspalum modestum Mez | | a | |
| Paspalum monostachyum Vasey | | a | |
| Paspalum montevidense Spreng. | | a | |
| Paspalum multicaule Poir. | | a | |
| Paspalum nicorae Parodi | | a | |
| Paspalum notatum Flugge | | a | |
| Paspalum notatum Flugge var. latiflorum Doll | Paspalum notatum Flugge var. notatum | | i |
| Paspalum notatum Flugge var. notatum | | a | i |
| Paspalum notatum Flugge var. saurae Parodi | | a | i |
| Paspalum orbiculare G. Forst. | Paspalum scrobiculatum L. | | |
| Paspalum ovale Nees ex Steud. | | a | |
| Paspalum paniculatum L. | | a | |
| Paspalum paniculatum L. subsp. umbrosum (Trin.) Roseng. et al. | | a | i |
| Paspalum paspalodes (Michx.) Scribn. | Paspalum distichum L. | | |
| Paspalum pauciciliatum (Parodi) Herter | | a | |
| Paspalum paucifolium Swallen | | a | |
| Paspalum peruvianum Mez | Paspalum sodiroanum Hack. | | |
| Paspalum pilosum Lam. | | a | |
| Paspalum platyphyllum Griseb. | Urochloa platyphylla (Munro ex C. Wright) R. D. Webster | | |
| Paspalum platyphyllum Schult. & Schult. f. | | a | i |
| Paspalum plicatulum Michx. | | a | |
| Paspalum plicatulum Michx. var. arenarium Arechav. | Paspalum nicorae Parodi | | i |
| Paspalum plicatulum Michx. var. glabrum Arechav. | Paspalum plicatulum Michx. | | i |
| Paspalum plicatulum Michx. var. oligostachyum Doll | Paspalum geminiflorum Steud. | | i |
| Paspalum plicatulum Michx. var. robustum Hack. | Paspalum guenoarum Arechav. var. guenoarum | | i |
| Paspalum plicatulum Michx. var. villosissimum Pilg. | Paspalum plicatulum Michx. | | i |
| Paspalum polyphyllum Nees ex Trin. | | a | |
| Paspalum polystachyum R. Br. | Paspalum scrobiculatum L. var. bispicatum Hack. | | |
| Paspalum pressum Nees ex Steud. | Axonopus pressus (Nees ex Steud.) Parodi | | |
| Paspalum procurrens Quarin | | a | |
| Paspalum proliferum Arechav. | Paspalum lividum Trin. ex Schltdl. | | |
| Paspalum prostratum Scribn. & Merr. | | a | |
| Paspalum pubiflorum Rupr. ex E. Fourn. | | a | |
| Paspalum pumilum Nees | | a | |
| Paspalum purpusii Mez | Axonopus purpusii (Mez) Chase | | |
| Paspalum quadrifarium Lam. | | a | |
| Paspalum racemosum Lam. | | a | i |
| Paspalum ramboi I. L. Barreto | | a | |
| Paspalum regnellii Mez | | a | |
| Paspalum remotum J. Remy | | a | |
| Paspalum repens P. J. Bergius | | a | |
| Paspalum repens P. J. Bergius var. fluitans (Elliott) Wipff & S. D. Jones | | a | i |
| Paspalum repens P. J. Bergius var. repens | | a | i |
| Paspalum rojasii Hack. | Paspalum guenoarum Arechav. var. rojasii (Hack.) Parodi | | |
| Paspalum royleanum Nees ex Hook. f. | Digitaria stricta Roth | | i |
| Paspalum rufum Nees ex Steud. | | a | |
| Paspalum saccharoides Nees ex Trin. | | a | |
| Paspalum scoparium Flugge | Axonopus scoparius (Flugge) Kuhlm. | | |
| Paspalum scrobiculatum L. | | a | |
| Paspalum scrobiculatum L. var. bispicatum Hack. | | a | i |
| Paspalum scrobiculatum L. var. commersonii (Lam.) Stapf | Paspalum scrobiculatum L. var. bispicatum Hack. | | i |
| Paspalum scrobiculatum L. var. polystachyum (R. Br.) Stapf | Paspalum scrobiculatum L. var. bispicatum Hack. | | i |
| Paspalum scrobiculatum L. var. scrobiculatum | | a | i |
| Paspalum scutatum Nees ex Trin. | | a | |
| Paspalum secans Hitchc. & Chase | | a | |
| Paspalum sericeum Scheele | Eriochloa sericea (Scheele) Munro ex Vasey | | |
| Paspalum setaceum Michx. | | a | |
| Paspalum setaceum Michx. var. ciliatifolium (Michx.) Vasey | | a | i |
| Paspalum setaceum Michx. var. setaceum | | a | i |
| Paspalum setaceum Michx. var. stramineum (Nash) D. J. Banks | | a | i |
| Paspalum simplex Morong | | a | |
| Paspalum sodiroanum Hack. | | a | |
| Paspalum stellatum Humb. & Bonpl. ex Flugge | | a | |
| Paspalum stoloniferum Bosc | Paspalum racemosum Lam. | | |
| Paspalum stramineum Nash | Paspalum setaceum Michx. var. stramineum (Nash) D. J. Banks | | |
| Paspalum stuckertii Hack. | Paspalum humboldtianum Flugge | | |
| Paspalum suffultum J. C. Mikan ex Trin. | Axonopus suffultus (J. C. Mikan ex Trin.) Parodi | | |
| Paspalum tenellum Willd. | | a | |
| Paspalum thunbergii Kunth ex Steud. | | a | |
| Paspalum ulei Hack. | | a | |
| Paspalum umbrosum Trin. | Paspalum paniculatum L. | | |
| Paspalum unispicatum (Scribn. & Merr.) Nash | | a | |
| Paspalum urvillei Steud. | | a | |
| Paspalum vaginatum Sw. | | a | |
| Paspalum villosum Thunb. | Eriochloa villosa (Thunb.) Kunth | | |
| Paspalum virgatum L. | | a | |
| Paspalum virgatum L. var. conspersum (Schrad. ex Schult.) Doll | Paspalum conspersum Schrad. | | i |
| Paspalum wettsteinii Hack. | Paspalum virgatum L. | | |
| Paspalum yaguaronense Henrard | | a | |