| Arachis hypogaea | Peanut | Fabaceae or Leguminosae | Arachis nambyquarae. Lathyrus esquirolii. | 4 | 2 |
| Lathyrus graminifolius | Grassleaf Peavine | Fabaceae | Homotypic Synonyms: Lathyrus palustris var. graminifolius S.Watson. Heterotypic Synonyms: Orobus dissitifolius Alef. | 2 | 0 |
| Lathyrus japonicus | Beach Pea, Smallflower beach pea | Fabaceae or Leguminosae | | 2 | 0 |
| Lathyrus japonicus maritimus | Beach Pea | Fabaceae or Leguminosae | L. maritimus. | 2 | 0 |
| Lathyrus lanszwertii | Thickleaf, or Aspen Peavine | Fabaceae | Accepted Infraspecifics: L. lanszwertii var. aridus (Piper) Jeps. L. lanszwertii var. arizonicus (Britton) S.L.Welsh. L. lanszwertii var. bijugatus (T.G.White) Broich L. lanszwertii var. lanszwertii. L. lanszwertii var. pallescens Barneby. | 2 | 0 |
| Lathyrus latifolius | Perennial Sweet Pea, Perennial pea | Fabaceae or Leguminosae | | 3 | 0 |