| Symbol | Scientific name | Common name/Accepted name (for synonyms) | Family |
| ELSA | Elymus salinus M.E. Jones | Leymus salinus ssp. salinus | Poaceae
|
| ELSAC | Elymus saundersii Vasey var. californicus Hoover | Elymus saundersii | Poaceae
|
| ELSA4 | Elymus �saundersii Vasey (pro sp.) | | Poaceae
|
| ELSA6 | Elymus saxicola Scribn. & J.G. Sm. | � Pseudelymus saxicola | Poaceae
|
| ELSC4 | Elymus scribneri (Vasey) M.E. Jones | spreading wheatgrass | Poaceae
|
| ELSE4 | Elymus semicostatum (Nees ex Steud.) A. L�ve | drooping wildrye | Poaceae
|
| ELSI | Elymus sibiricus L. | Siberian wildrye | Poaceae
|
| ELSI4 | Elymus sierrae Gould | Sierra wildrye | Poaceae
|
| ELSIL | Elymus simplex Scribn. & Williams var. luxurians Scribn. & Williams | Leymus simplex | Poaceae
|
| ELSI2 | Elymus simplex Scribn. & Williams | Leymus simplex | Poaceae
|
| ELSI8 | Elymus sitanion J.A. Schultes | Elymus elymoides ssp. elymoides | Poaceae
|
| ELSM3 | Elymus smithii (Rydb.) Gould | Pascopyrum smithii | Poaceae
|
| ELSP3 | Elymus spicatus (Pursh) Gould | Pseudoroegneria spicata ssp. spicata | Poaceae
|
| ELST3 | Elymus stebbinsii Gould | Parish wheatgrass | Poaceae
|
| ELST5 | Elymus striatus Willd. | Elymus virginicus var. virginicus | Poaceae
|
| ELST7 | Elymus strigosus Rydb. | Leymus salinus ssp. salinus | Poaceae
|
| ELSU | Elymus submuticus (Hook.) Smyth & Smyth | Virginia wildrye | Poaceae
|
| ELSU3 | Elymus subsecundus (Link) A. Love & D. Love | bearded wheatgrass | Poaceae
|
| ELSU5 | Elymus subvillosus (Hook.) Gould | Elymus lanceolatus ssp. lanceolatus | Poaceae
|
| ELSV | Elymus svensonii Church | Svenson's wildrye | Poaceae
|
| ELTA | Elymus tangutorum (Nevshi) Hand. | wildrye | Poaceae
|
| ELTRA2 | Elymus trachycaulus (Link) Gould ex Shinners ssp. andinus (Scribn. & J.G. Sm.) A.& D. L�ve | Elymus trachycaulus ssp. trachycaulus | Poaceae
|
| ELTRB3 | Elymus trachycaulus (Link) Gould ex Shinners ssp. bakeri (E. Nels.) A. L�ve | Elymus bakeri | Poaceae
|
| ELTRG | Elymus trachycaulus (Link) Gould ex Shinners ssp. glaucus (Pease & Moore) Cody | Elymus trachycaulus ssp. subsecundus | Poaceae
|
| ELTRL | Elymus trachycaulus (Link) Gould ex Shinners ssp. latiglumis (Scribn. & J.G. Sm.) Barkworth & D.R. Dewey | Elymus alaskanus ssp. latiglumis | Poaceae
|
| ELTRN | Elymus trachycaulus (Link) Gould ex Shinners ssp. novae-angliae (Scribn.) Tzvelev | Elymus trachycaulus ssp. trachycaulus | Poaceae
|
| ELTRS | Elymus trachycaulus (Link) Gould ex Shinners ssp. subsecundus (Link) A.& D. L�ve | slender wheatgrass | Poaceae
|
| ELTRT2 | Elymus trachycaulus (Link) Gould ex Shinners ssp. teslinensis (Porsild & Senn) A. L�ve | Elymus trachycaulus ssp. trachycaulus | Poaceae
|
| ELTRT | Elymus trachycaulus (Link) Gould ex Shinners ssp. trachycaulus | slender wheatgrass | Poaceae
|
| ELTRV | Elymus trachycaulus (Link) Gould ex Shinners ssp. violaceus (Hornem.) A.& D. L�ve | Elymus alaskanus ssp. latiglumis | Poaceae
|
| ELTRA3 | Elymus trachycaulus (Link) Gould ex Shinners var. andinus (Scribn. & J.G. Sm.) Dorn | Elymus trachycaulus ssp. trachycaulus | Poaceae
|
| ELTRL2 | Elymus trachycaulus (Link) Gould ex Shinners var. latiglumis (Scribn. & J.G. Sm.) Beetle | Elymus alaskanus ssp. latiglumis | Poaceae
|
| ELTRM3 | Elymus trachycaulus (Link) Gould ex Shinners var. majus (Vasey) Beetle | Elymus trachycaulus ssp. trachycaulus | Poaceae
|
| ELTRU | Elymus trachycaulus (Link) Gould ex Shinners var. unilateralis (Cassidy) Beetle | Elymus trachycaulus ssp. subsecundus | Poaceae
|
| ELTR7 | Elymus trachycaulus (Link) Gould ex Shinners | slender wheatgrass | Poaceae
|
| ELTRM2 | Elymus triticoides Buckl. ssp. multiflorus Gould | Leymus multiflorus | Poaceae
|
| ELTRS4 | Elymus triticoides Buckl. ssp. simplex (Scribn. & Williams) A. L�ve | Leymus simplex | Poaceae
|
| ELTRP2 | Elymus triticoides Buckl. var. pacificus (Gould) Bowden | Leymus pacificus | Poaceae
|
| ELTRP | Elymus triticoides Buckl. var. pubescens A.S. Hitchc. | Leymus triticoides | Poaceae
|
| ELTRS5 | Elymus triticoides Buckl. var. simplex (Scribn. & Williams) A.S. Hitchc. | Leymus simplex | Poaceae
|
| ELTR3 | Elymus triticoides Buckl. | Leymus triticoides | Poaceae
|
| ELVAC | Elymus �vancouverensis Vasey var. californicus Bowden | Leymus vancouverensis | Poaceae
|
| ELVAC3 | Elymus �vancouverensis Vasey var. crescentianus Bowden | Leymus vancouverensis | Poaceae
|
| ELVA | Elymus vancouverensis Vasey | Leymus vancouverensis | Poaceae
|
| ELVA2 | Elymus varnensis (Velen.) Runemark | Thinopyrum ponticum | Poaceae
|
| ELVI5 | Elymus villiflorus Rydb. | Leymus ambiguus | Poaceae
|
| ELVI6 | Elymus villosissimus Scribn. | Leymus mollis ssp. villosissimus | Poaceae
|
| ELVIA5 | Elymus villosus Muhl. ex Willd. var. arkansanus (Scribn. & Ball) J.J. Campbell | Elymus villosus | Poaceae
|
| ELVI | Elymus villosus Muhl. ex Willd. | hairy wildrye | Poaceae
|
| ELVI10 | Elymus virescens Piper | Elymus glaucus ssp. virescens | Poaceae
|
| ELVIA3 | Elymus virginicus L. var. australis (Scribn. & Ball) A.S. Hitchc. | Elymus virginicus var. virginicus | Poaceae
|
| ELVIG | Elymus virginicus L. var. glabriflorus (Vasey) Bush | Elymus virginicus var. virginicus | Poaceae
|
| ELVIH | Elymus virginicus L. var. halophilus (Bickn.) Wieg. | Virginia wildrye | Poaceae
|
| ELVIH2 | Elymus virginicus L. var. hirsutiglumis (Scribn.) A.S. Hitchc. | Elymus virginicus var. virginicus | Poaceae
|
| ELVII2 | Elymus virginicus L. var. intermedius (Vasey) Bush | Elymus virginicus var. virginicus | Poaceae
|
| ELVIJ | Elymus virginicus L. var. jejunus (Ramaley) Bush | Elymus virginicus var. virginicus | Poaceae
|
| ELVIJ2 | Elymus virginicus L. var. jenkinsii Bowden | Elymus submuticus | Poaceae
|
| ELVIS | Elymus virginicus L. var. submuticus Hook. | Elymus submuticus | Poaceae
|
| ELVIV | Elymus virginicus L. var. virginicus | Virginia wildrye | Poaceae
|
| ELVI3 | Elymus virginicus L. | Virginia wildrye | Poaceae
|
| ELVU | Elymus vulpinus Rydb. | Rydberg's wildrye | Poaceae
|
| ELWA2 | Elymus wawawaiensis J. Carlson & Barkworth | Snake River wheatgrass | Poaceae
|
| ELWI | Elymus wiegandii Fern. | Wiegand's wildrye | Poaceae
|
| ELYU | Elymus �yukonensis auct. non (Scribn. & Merr.) A. L�ve (pro sp.) | Elymus calderi | Poaceae
|
| ELYMU | Elymus L. | wildrye | Poaceae
|
| ELBE3 | Elyna bellardii (All.) Degl. | Kobresia myosuroides | Cyperaceae
|
| ELSI6 | Elyna sibirica Turcz. ex Ledeb. | Kobresia sibirica | Cyperaceae
|
| ELAR4 | �Elysitanion aristatum (Merr.) Bowden | � Elyleymus aristatus | Poaceae
|
| ELHA | �Elysitanion hansenii (Scribn.) Bowden | Elymus hansenii | Poaceae
|
| ELDA6 | �Elytesion dakotense (Bowden) Barkworth & D.R. Dewey | � Elyhordeum dakotense | Poaceae
|
| ELIO2 | �Elytesion iowense (Pohl) Barkworth & D.R. Dewey | � Elyhordeum iowense | Poaceae
|
| ELMA10 | �Elytesion macounii (Vasey) Barkworth & D.R. Dewey | � Elyhordeum macounii | Poaceae
|
| ELMO10 | �Elytesion montanense (Scribn.) Barkworth & D.R. Dewey | � Elyhordeum montanense | Poaceae
|
| ELSC6 | �Elytesion schaackianum (Bowden) Barkworth & D.R. Dewey | � Elyhordeum schaackianum | Poaceae
|
| ELST6 | �Elytesion stebbinsianum (Bowden) Barkworth & D.R. Dewey | � Elyhordeum stebbinsianum | Poaceae
|
| ELBR2 | Elytraria bromoides Oerst. | wheatspike scalystem | Acanthaceae
|
| ELCAA2 | Elytraria caroliniensis (J.F. Gmel.) Pers. var. angustifolia (Fern.) Blake | Carolina scalystem | Acanthaceae
|
| ELCAC | Elytraria caroliniensis (J.F. Gmel.) Pers. var. caroliniensis | Carolina scalystem | Acanthaceae
|
| ELCA6 | Elytraria caroliniensis (J.F. Gmel.) Pers. | Carolina scalystem | Acanthaceae
|
| ELIM | Elytraria imbricata (Vahl) Pers. | purple scalystem | Acanthaceae
|
| ELVIA4 | Elytraria virgata Michx. var. angustifolia Fern. | Elytraria caroliniensis var. angustifolia | Acanthaceae
|
| ELVI8 | Elytraria virgata Michx. | Elytraria caroliniensis var. caroliniensis | Acanthaceae
|
| ELYTR | Elytraria Michx. | scalystem | Acanthaceae
|
| ELAR12 | Elytrigia arizonica (Scribn. & J.G. Sm.) D.R. Dewey | Elymus arizonicus | Poaceae
|
| ELDAA | Elytrigia dasystachya (Hook.) A.& D. L�ve ssp. albicans (Scribn. & J.G. Sm.) D.R. Dewey | Elymus albicans | Poaceae
|
| ELDAP | Elytrigia dasystachya (Hook.) A.& D. L�ve ssp. psammophila (Gillett & Senn) D.R. Dewey | Elymus lanceolatus ssp. psammophilus | Poaceae
|
| ELDAY | Elytrigia dasystachya (Hook.) A.& D. L�ve ssp. yukonensis auct. non (Scribn. & Merr.) D.R. Dewey | Elymus calderi | Poaceae
|
| ELDAP2 | Elytrigia dasystachya (Hook.) A.& D. L�ve var. psammophila (Gillett & Senn) Cronq. | Elymus lanceolatus ssp. psammophilus | Poaceae
|
| ELDA5 | Elytrigia dasystachya (Hook.) A.& D. L�ve | Elymus lanceolatus ssp. lanceolatus | Poaceae
|
| ELEL6 | Elytrigia elongata (Host) Nevski | Thinopyrum ponticum | Poaceae
|
| ELINB | Elytrigia intermedia (Host) Nevski ssp. barbulata (Schur) A. L�ve | Thinopyrum intermedium | Poaceae
|
| ELINT | Elytrigia intermedia (Host) Nevski ssp. trichophora (Link) Tvzel | Thinopyrum intermedium | Poaceae
|
| ELIN7 | Elytrigia intermedia (Host) Nevski | Thinopyrum intermedium | Poaceae
|
| ELJUB | Elytrigia juncea (L.) Nevski ssp. boreoatlantica (Simonet & Guin.) Hyl. | Thinopyrum junceiforme | Poaceae
|
| ELJU2 | Elytrigia juncea (L.) Nevski | Thinopyrum junceiforme | Poaceae
|
| ELPA11 | Elytrigia parishii (Scribn. & J.G. Sm.) D.R. Dewey | Elymus stebbinsii | Poaceae
|
| ELPO | Elytrigia pontica (Podp.) Holub | Thinopyrum ponticum | Poaceae
|
| ELPU3 | Elytrigia pungens auct. non (Pers.) Tutin | Thinopyrum pycnanthum | Poaceae
|
| ELPY2 | Elytrigia pycnanthes (Godr.) A. L�ve | Thinopyrum pycnanthum | Poaceae
|
| ELREV | Elytrigia repens (L.) Desv. ex B.D. Jackson var. vaillantiana (Wulfen & Schreb.) Prokudin | Elymus repens | Poaceae
|
| ELRE3 | Elytrigia repens (L.) Desv. ex B.D. Jackson | Elymus repens | Poaceae
|