| Symbol | Scientific name | Common name/Accepted name (for synonyms) | Family |
| LAAR6 | Lathyrus arizonicus Britt. | Lathyrus lanszwertii var. leucanthus | Fabaceae
|
| LABI3 | Lathyrus biflorus T.W. & J.P. Nelson | twoflower pea | Fabaceae
|
| LABIS2 | Lathyrus bijugatus White var. sandbergii White | Lathyrus bijugatus | Fabaceae
|
| LABI2 | Lathyrus bijugatus White | drypark pea | Fabaceae
|
| LABO4 | Lathyrus bolanderi S. Wats. | Lathyrus vestitus ssp. bolanderi | Fabaceae
|
| LABRB | Lathyrus brachycalyx Rydb. ssp. brachycalyx | Bonneville pea | Fabaceae
|
| LABRE2 | Lathyrus brachycalyx Rydb. ssp. eucosmus (Butters & St. John) Welsh | Lathyrus eucosmus | Fabaceae
|
| LABRZ2 | Lathyrus brachycalyx Rydb. ssp. zionis (C.L. Hitchc.) Welsh | bush pea | Fabaceae
|
| LABRE | Lathyrus brachycalyx Rydb. var. eucosmus (Butters & St. John) Welsh | Lathyrus eucosmus | Fabaceae
|
| LABRZ | Lathyrus brachycalyx Rydb. var. zionis (C.L. Hitchc.) Welsh | Lathyrus brachycalyx ssp. zionis | Fabaceae
|
| LABR | Lathyrus brachycalyx Rydb. | Bonneville pea | Fabaceae
|
| LABR2 | Lathyrus brownii Eastw. | Lathyrus lanszwertii var. brownii | Fabaceae
|
| LACI | Lathyrus cicera L. | red pea | Fabaceae
|
| LACU2 | Lathyrus cusickii S. Wats. | Lathyrus nevadensis ssp. cusickii | Fabaceae
|
| LADE4 | Lathyrus decaphyllus Pursh | Lathyrus polymorphus ssp. polymorphus var. polymorphus | Fabaceae
|
| LADE3 | Lathyrus delnorticus C.L. Hitchc. | Del Norte pea | Fabaceae
|
| LAEU | Lathyrus eucosmus Butters & St. John | bush vetchling | Fabaceae
|
| LAGL8 | Lathyrus glandulosus Broich | redwood pea | Fabaceae
|
| LAGR3 | Lathyrus graminifolius (S. Wats.) White | grassleaf pea | Fabaceae
|
| LAGR9 | Lathyrus grimesii Barneby | Grimes' pea | Fabaceae
|
| LAHI2 | Lathyrus hirsutus L. | Caley pea | Fabaceae
|
| LAHI4 | Lathyrus hitchcockianus Barneby & Reveal | Bullfrog Mountain pea | Fabaceae
|
| LAHO2 | Lathyrus holochlorus (Piper) C.L. Hitchc. | thinleaf pea | Fabaceae
|
| LAIN11 | Lathyrus incanus (Sm. & Rydb.) Rydb. | Lathyrus polymorphus ssp. incanus | Fabaceae
|
| LAIN14 | Lathyrus inconspicuus L. | inconspicuous pea | Fabaceae
|
| LAJAM2 | Lathyrus japonicus Willd. ssp. maritimus (L.) P.W. Ball | Lathyrus japonicus var. maritimus | Fabaceae
|
| LAJAA | Lathyrus japonicus Willd. var. aleuticus (Greene) Fern. | Lathyrus japonicus var. japonicus | Fabaceae
|
| LAJAG | Lathyrus japonicus Willd. var. glaber (Ser.) Fern. | Lathyrus japonicus var. maritimus | Fabaceae
|
| LAJAJ | Lathyrus japonicus Willd. var. japonicus | beach pea | Fabaceae
|
| LAJAM | Lathyrus japonicus Willd. var. maritimus (L.) Kartesz & Gandhi | beach pea | Fabaceae
|
| LAJAP | Lathyrus japonicus Willd. var. parviflorus Fassett | smallflower beach pea | Fabaceae
|
| LAJAP2 | Lathyrus japonicus Willd. var. pellitus Fern. | beach pea | Fabaceae
|
| LAJAP3 | Lathyrus japonicus Willd. var. pubescens Hartman | downy beach pea | Fabaceae
|
| LAJA | Lathyrus japonicus Willd. | beach pea | Fabaceae
|
| LAJEC | Lathyrus jepsonii Greene ssp. californicus (S. Wats.) C.L. Hitchc. | California pea | Fabaceae
|
| LAJEJ | Lathyrus jepsonii Greene ssp. jepsonii | Delta tule pea | Fabaceae
|
| LAJEC2 | Lathyrus jepsonii Greene var. californicus (S. Wats.) Hoover | Lathyrus jepsonii ssp. californicus | Fabaceae
|
| LAJE | Lathyrus jepsonii Greene | Delta tule pea | Fabaceae
|
| LALAA2 | Lathyrus laetiflorus Greene ssp. alefeldii (White) C.L. Hitchc. | Lathyrus vestitus ssp. alefeldii | Fabaceae
|
| LALAB | Lathyrus laetiflorus Greene ssp. barbarae (White) C.L. Hitchc. | Lathyrus vestitus ssp. laetiflorus | Fabaceae
|
| LALAG | Lathyrus laetiflorus Greene ssp. glaber C.L. Hitchc. | Lathyrus vestitus ssp. laetiflorus | Fabaceae
|
| LALAA7 | Lathyrus laetiflorus Greene var. alefeldii (White) Jepson | Lathyrus vestitus ssp. alefeldii | Fabaceae
|
| LALA2 | Lathyrus laetiflorus Greene | Lathyrus vestitus ssp. laetiflorus | Fabaceae
|
| LALA6 | Lathyrus laetivirens Greene ex Rydb. | aspen pea | Fabaceae
|
| LALA14 | Lathyrus lanceolatus T.J. Howell | Lathyrus nevadensis ssp. lanceolatus var. nuttallii | Fabaceae
|
| LALAA6 | Lathyrus lanszwertii Kellogg ssp. aridus (Piper) Bradshaw | Lathyrus lanszwertii var. aridus | Fabaceae
|
| LALAA | Lathyrus lanszwertii Kellogg var. aridus (Piper) Jepson | Nevada pea | Fabaceae
|
| LALAA3 | Lathyrus lanszwertii Kellogg var. arizonicus (Britt.) Welsh | Lathyrus lanszwertii var. leucanthus | Fabaceae
|
| LALAB2 | Lathyrus lanszwertii Kellogg var. brownii (Eastw.) Jepson | Brown's pea | Fabaceae
|
| LALAL | Lathyrus lanszwertii Kellogg var. laetivirens (Greene ex Rydb.) Welsh | Lathyrus laetivirens | Fabaceae
|
| LALAL2 | Lathyrus lanszwertii Kellogg var. lanszwertii | Lanszwert's pea | Fabaceae
|
| LALAL3 | Lathyrus lanszwertii Kellogg var. leucanthus (Rydb.) Dorn | Nevada pea | Fabaceae
|
| LALAP | Lathyrus lanszwertii Kellogg var. pallescens Barneby | Nevada pea | Fabaceae
|
| LALAT | Lathyrus lanszwertii Kellogg var. tracyi (Bradshaw) Isley | Tracy's pea | Fabaceae
|
| LALA3 | Lathyrus lanszwertii Kellogg | Nevada pea | Fabaceae
|
| LALA4 | Lathyrus latifolius L. | perennial pea | Fabaceae
|
| LALEL | Lathyrus leucanthus Rydb. var. laetivirens (Greene ex Rydb.) C.L. Hitchc. | Lathyrus laetivirens | Fabaceae
|
| LALE2 | Lathyrus leucanthus Rydb. | Lathyrus lanszwertii var. leucanthus | Fabaceae
|
| LALI4 | Lathyrus linearis Nutt. | Vicia americana ssp. minor | Fabaceae
|
| LALI2 | Lathyrus littoralis (Nutt.) Endl. | silky beach pea | Fabaceae
|
| LAMAP3 | Lathyrus maritimus Bigelow ssp. pubescens (Hartman) Regel | Lathyrus japonicus var. pubescens | Fabaceae
|
| LAMAG2 | Lathyrus maritimus Bigelow var. glaber (Ser.) Eames | Lathyrus japonicus var. maritimus | Fabaceae
|
| LAMAP2 | Lathyrus maritimus Bigelow var. pellitus (Fern.) Gleason | Lathyrus japonicus var. pellitus | Fabaceae
|
| LAMA3 | Lathyrus maritimus Bigelow | Lathyrus japonicus var. maritimus | Fabaceae
|
| LAMY | Lathyrus myrtifolius Muhl. ex Willd. | Lathyrus palustris | Fabaceae
|
| LANEC | Lathyrus nevadensis S. Wats. ssp. cusickii (S. Wats.) C.L. Hitchc. | Sierra pea | Fabaceae
|
| LANEN2 | Lathyrus nevadensis S. Wats. ssp. lanceolatus (T.J. Howell) C.L. Hitchc. var. nuttallii (S. Wats.) C.L. Hitchc. | Sierra pea | Fabaceae
|
| LANEP4 | Lathyrus nevadensis S. Wats. ssp. lanceolatus (T.J. Howell) C.L. Hitchc. var. parkeri (St. John) C.L. Hitchc. | Sierra pea | Fabaceae
|
| LANEP5 | Lathyrus nevadensis S. Wats. ssp. lanceolatus (T.J. Howell) C.L. Hitchc. var. pilosellus (M.E. Peck) C.L. Hitchc. | Sierra pea | Fabaceae
|
| LANEP6 | Lathyrus nevadensis S. Wats. ssp. lanceolatus (T.J. Howell) C.L. Hitchc. var. puniceus C.L. Hitchc. | Sierra pea | Fabaceae
|
| LANEL | Lathyrus nevadensis S. Wats. ssp. lanceolatus (T.J. Howell) C.L. Hitchc. | Sierra pea | Fabaceae
|
| LANEN | Lathyrus nevadensis S. Wats. ssp. nevadensis | Sierra pea | Fabaceae
|
| LANES | Lathyrus nevadensis S. Wats. ssp. stipulaceous (White) Bradshaw | Lathyrus sulphureus var. sulphureus | Fabaceae
|
| LANE3 | Lathyrus nevadensis S. Wats. | Sierra pea | Fabaceae
|
| LANI3 | Lathyrus nissolia L. | grass pea | Fabaceae
|
| LANU | Lathyrus nuttallii S. Wats. | Lathyrus nevadensis ssp. lanceolatus var. nuttallii | Fabaceae
|
| LAOC2 | Lathyrus ochroleucus Hook. | cream pea | Fabaceae
|
| LAOC4 | Lathyrus ochropetalus Piper | Lathyrus vestitus ssp. bolanderi | Fabaceae
|
| LAOD | Lathyrus odoratus L. | sweetpea | Fabaceae
|
| LAOR | Lathyrus oreophilus Woot. & Standl. | Lathyrus venosus | Fabaceae
|
| LAOR2 | Lathyrus ornatus Nutt. | Lathyrus brachycalyx ssp. brachycalyx | Fabaceae
|
| LAPAP3 | Lathyrus palustris L. ssp. pilosus (Cham.) Hult�n | Lathyrus palustris | Fabaceae
|
| LAPAL | Lathyrus palustris L. var. linearifolius Ser. | Lathyrus palustris | Fabaceae
|
| LAPAM2 | Lathyrus palustris L. var. macranthus (White) Fern. | Lathyrus palustris | Fabaceae
|
| LAPAM3 | Lathyrus palustris L. var. meridionalis Butters & St. John | Lathyrus palustris | Fabaceae
|
| LAPAM | Lathyrus palustris L. var. myrtifolius (Muhl. ex Willd.) Gray | Lathyrus palustris | Fabaceae
|
| LAPAP | Lathyrus palustris L. var. pilosus (Cham.) Ledeb. | Lathyrus palustris | Fabaceae
|
| LAPAR | Lathyrus palustris L. var. retusus Fern. & St. John | Lathyrus palustris | Fabaceae
|
| LAPA4 | Lathyrus palustris L. | marsh pea | Fabaceae
|
| LAPAB | Lathyrus pauciflorus Fern. ssp. brownii (Eastw.) Piper | Lathyrus lanszwertii var. brownii | Fabaceae
|
| LAPAU2 | Lathyrus pauciflorus Fern. ssp. utahensis (M.E. Jones) Piper | Lathyrus pauciflorus var. utahensis | Fabaceae
|
| LAPAP2 | Lathyrus pauciflorus Fern. var. pauciflorus | fewflower pea | Fabaceae
|
| LAPAT | Lathyrus pauciflorus Fern. var. tenuior (Piper) St. John | Lathyrus pauciflorus var. pauciflorus | Fabaceae
|
| LAPAU | Lathyrus pauciflorus Fern. var. utahensis (M.E. Jones) Piper ex M.E. Peck | Utah pea | Fabaceae
|
| LAPA5 | Lathyrus pauciflorus Fern. | fewflower pea | Fabaceae
|
| LAPE4 | Lathyrus peckii Piper | Lathyrus vestitus ssp. bolanderi | Fabaceae
|
| LAPOI | Lathyrus polymorphus Nutt. ssp. incanus (Sm. & Rydb.) C.L. Hitchc. | hoary pea | Fabaceae
|
| LAPOH | Lathyrus polymorphus Nutt. ssp. polymorphus var. hapemanii (A. Nels.) C.L. Hitchc. | manystem pea | Fabaceae
|
| LAPOP2 | Lathyrus polymorphus Nutt. ssp. polymorphus var. polymorphus | manystem pea | Fabaceae
|
| LAPOP | Lathyrus polymorphus Nutt. ssp. polymorphus | manystem pea | Fabaceae
|
| LAPOI2 | Lathyrus polymorphus Nutt. var. incanus (Sm. & Rydb.) Dorn | Lathyrus polymorphus ssp. incanus | Fabaceae
|