| Symbol | Scientific name | Common name/Accepted name (for synonyms) | Family |
| ELCA11 | Elymus caninus (L.) L. | bearded wheatgrass | Poaceae
|
| ELCA12 | Elymus capitatus Scribn. | Leymus mollis ssp. mollis | Poaceae
|
| ELCA13 | Elymus caput-medusae L. | Taeniatherum caput-medusae | Poaceae
|
| ELCI3 | Elymus ciliaris (Trin.) Tzvel. | wildrye | Poaceae
|
| ELCIP | Elymus cinereus Scribn. & Merr. var. pubens (Piper) C.L. Hitchc. | Leymus cinereus | Poaceae
|
| ELCI2 | Elymus cinereus Scribn. & Merr. | Leymus cinereus | Poaceae
|
| ELCOP | Elymus condensatus J. Presl var. pubens Piper | Leymus cinereus | Poaceae
|
| ELCOT | Elymus condensatus J. Presl var. triticoides (Buckl.) Thurb. | Leymus triticoides | Poaceae
|
| ELCO4 | Elymus condensatus J. Presl | Leymus condensatus | Poaceae
|
| ELCR4 | Elymus crescendus L.C. Wheeler | Elymus canadensis | Poaceae
|
| ELCU2 | Elymus curvatus Piper | Elymus submuticus | Poaceae
|
| ELCY2 | Elymus cylindricus (Franch.) Honda | Elymus dahuricus | Poaceae
|
| ELDA3 | Elymus dahuricus Turcz. ex Griseb. | wildrye | Poaceae
|
| ELDI3 | Elymus diversiglumis Scribn. & Ball | diverseglume wildrye | Poaceae
|
| ELDOV | Elymus donianus (F.B. White) A.& D. L�ve ssp. virescens (Lange) A.& D. L�ve | Elymus trachycaulus ssp. trachycaulus | Poaceae
|
| ELEB | Elymus �ebingeri G. Tucker | | Poaceae
|
| ELELP | Elymus elongatus (Host) Runemark var. ponticus (Podp.) Dorn | Thinopyrum ponticum | Poaceae
|
| ELEL8 | Elymus elongatus (Host) Runemark | Thinopyrum ponticum | Poaceae
|
| ELELB2 | Elymus elymoides (Raf.) Swezey ssp. brevifolius (J.G. Sm.) Barkworth, comb. nov. ined. | squirreltail | Poaceae
|
| ELELC2 | Elymus elymoides (Raf.) Swezey ssp. californicus (J.G. Sm.) Barkworth, comb. nov. ined. | squirreltail | Poaceae
|
| ELELE | Elymus elymoides (Raf.) Swezey ssp. elymoides | squirreltail | Poaceae
|
| ELELH | Elymus elymoides (Raf.) Swezey ssp. hordeoides (Suksdorf) Barkworth | squirreltail | Poaceae
|
| ELELB | Elymus elymoides (Raf.) Swezey var. brevifolius (J.G. Sm.) Dorn | Elymus elymoides ssp. brevifolius | Poaceae
|
| ELEL5 | Elymus elymoides (Raf.) Swezey | squirreltail | Poaceae
|
| ELFA80 | Elymus farctus (Viviani) Runemark ex Melderis p.p. | Thinopyrum junceiforme | Poaceae
|
| ELFL2 | Elymus flavescens Scribn. & J.G. Sm. | Leymus flavescens | Poaceae
|
| ELGI | Elymus giganteus Vahl | Leymus racemosus | Poaceae
|
| ELGLA2 | Elymus glabriflorus (Vasey) Scribn. & Ball var. australis (Scribn. & Ball) J.J. Campbell | Elymus virginicus var. virginicus | Poaceae
|
| ELGL3 | Elymus glabriflorus (Vasey) Scribn. & Ball | Elymus virginicus var. virginicus | Poaceae
|
| ELGLG | Elymus glaucus Buckl. ssp. glaucus | blue wildrye | Poaceae
|
| ELGLJ2 | Elymus glaucus Buckl. ssp. jepsonii (Burtt-Davy) Gould | Jepson's blue wildrye | Poaceae
|
| ELGLV | Elymus glaucus Buckl. ssp. virescens (Piper) Gould | blue wildrye | Poaceae
|
| ELGLA | Elymus glaucus Buckl. var. aristatus (Merr.) A.S. Hitchc. | � Elyleymus aristatus | Poaceae
|
| ELGLB | Elymus glaucus Buckl. var. breviaristatus Burtt-Davy | Elymus glaucus ssp. glaucus | Poaceae
|
| ELGLJ | Elymus glaucus Buckl. var. jepsonii Burtt-Davy | Elymus glaucus ssp. jepsonii | Poaceae
|
| ELGLT | Elymus glaucus Buckl. var. tenuis Vasey | Elymus glaucus ssp. jepsonii | Poaceae
|
| ELGLV2 | Elymus glaucus Buckl. var. virescens (Piper) Bowden | Elymus glaucus ssp. virescens | Poaceae
|
| ELGL | Elymus glaucus Buckl. | blue wildrye | Poaceae
|
| ELGM | Elymus gmelinii (Ledeb.) Tzvel. | wildrye | Poaceae
|
| ELGR3 | Elymus griffithii (Scribn. & J.G. Sm. ex Piper) A. L�ve | Elymus albicans | Poaceae
|
| ELHA5 | Elymus halophilus Bickn. | Elymus virginicus var. halophilus | Poaceae
|
| ELHA3 | Elymus �hansenii Scribn. (pro sp.) | | Poaceae
|
| ELHI5 | Elymus hirsutiglumis Scribn. | Elymus virginicus var. virginicus | Poaceae
|
| ELHI | Elymus hirsutus J. Presl | northern ryegrass | Poaceae
|
| ELHI2 | Elymus hirtiflorus A.S. Hitchc. | � Elyleymus hirtiflorus | Poaceae
|
| ELHIB | Elymus hispidus (Opiz) Melderis ssp. barbulatus (Schur) Melderis | Thinopyrum intermedium | Poaceae
|
| ELHIR | Elymus hispidus (Opiz) Melderis var. ruthenicus (Griseb.) Dorn | Thinopyrum intermedium | Poaceae
|
| ELHI6 | Elymus hispidus (Opiz) Melderis | Thinopyrum intermedium | Poaceae
|
| ELHO3 | Elymus hoffmannii K.B. Jensen & K.H. Asay | RS wheatgrass | Poaceae
|
| ELHO | Elymus hordeoides (Suksdorf) Barkworth & D.R. Dewey | Elymus elymoides ssp. hordeoides | Poaceae
|
| ELHY3 | Elymus hyperarcticus (Polunin) Tzvelev | tundra wildrye | Poaceae
|
| ELHYB | Elymus hystrix L. var. bigeloviana (Fern.) Bowden | eastern bottlebrush grass | Poaceae
|
| ELHYH | Elymus hystrix L. var. hystrix | eastern bottlebrush grass | Poaceae
|
| ELHY | Elymus hystrix L. | eastern bottlebrush grass | Poaceae
|
| ELING | Elymus innovatus Beal var. glabratus Bowden | Leymus innovatus | Poaceae
|
| ELINV | Elymus innovatus Beal var. velutinus Bowden | Leymus innovatus | Poaceae
|
| ELIN4 | Elymus innovatus Beal | Leymus innovatus | Poaceae
|
| ELIN6 | Elymus interruptus Buckl. | Texas wildrye | Poaceae
|
| ELIN8 | Elymus interruptus auct. non Buckl. | Elymus diversiglumis | Poaceae
|
| ELJE | Elymus jejunus (Ramaley) Rydb. | Elymus virginicus var. virginicus | Poaceae
|
| ELJU | Elymus junceus Fisch. | Psathyrostachys juncea | Poaceae
|
| ELLA4 | Elymus laevis (Scribn. & J.G. Sm.) Hoover | Elymus trachycaulus ssp. subsecundus | Poaceae
|
| ELLAA | Elymus lanceolatus (Scribn. & J.G. Sm.) Gould ssp. albicans (Scribn. & J.G. Sm.) Barkworth & D.R. Dewey | Elymus albicans | Poaceae
|
| ELLAL | Elymus lanceolatus (Scribn. & J.G. Sm.) Gould ssp. lanceolatus | streambank wheatgrass | Poaceae
|
| ELLAP | Elymus lanceolatus (Scribn. & J.G. Sm.) Gould ssp. psammophilus (Gillett & Senn) A. L�ve | streambank wheatgrass | Poaceae
|
| ELLAY | Elymus lanceolatus (Scribn. & J.G. Sm.) Gould ssp. yukonensis auct. non (Scribn. & Merr.) A. L�ve | Elymus calderi | Poaceae
|
| ELLAR | Elymus lanceolatus (Scribn. & J.G. Sm.) Gould var. riparius (Scribn. & J.G. Sm.) Dorn | Elymus lanceolatus ssp. lanceolatus | Poaceae
|
| ELLA3 | Elymus lanceolatus (Scribn. & J.G. Sm.) Gould | streambank wheatgrass | Poaceae
|
| ELLO3 | Elymus longifolius (J.G. Sm.) Gould | Elymus elymoides ssp. brevifolius | Poaceae
|
| ELMA9 | Elymus macounii Vasey | � Elyhordeum macounii | Poaceae
|
| ELMA7 | Elymus macrourus (Turcz.) Tzvelev | thickspike wheatgrass | Poaceae
|
| ELMAB | Elymus �maltei Bowden var. brownii Bowden | Elymus maltei | Poaceae
|
| ELMAC | Elymus �maltei Bowden var. churchii Bowden | Elymus maltei | Poaceae
|
| ELMAS | Elymus �maltei Bowden var. simulans Bowden | Elymus maltei | Poaceae
|
| ELMA4 | Elymus �maltei Bowden | | Poaceae
|
| ELMOV | Elymus mollis Trin. ssp. villosissimus (Scribn.) A. L�ve | Leymus mollis ssp. villosissimus | Poaceae
|
| ELMOB2 | Elymus mollis Trin. var. brevispicus Scribn. & J.G. Sm. | Leymus mollis ssp. villosissimus | Poaceae
|
| ELMO9 | Elymus mollis Trin. | Leymus mollis ssp. mollis | Poaceae
|
| ELMO6 | Elymus �mossii (Lepage) Barkworth & D.R. Dewey | | Poaceae
|
| ELMU5 | Elymus multicaulis Kar. & Kir. | Leymus multicaulis | Poaceae
|
| ELMU6 | Elymus multinodus Gould | Thinopyrum junceiforme | Poaceae
|
| ELMU3 | Elymus multisetus M.E. Jones | big squirreltail | Poaceae
|
| ELOR2 | Elymus orcuttianus Vasey | Leymus triticoides | Poaceae
|
| ELPA7 | Elymus pacificus Gould | Leymus pacificus | Poaceae
|
| ELPA14 | Elymus �palmerensis (Lepage) Barkworth & D.R. Dewey | | Poaceae
|
| ELPA12 | Elymus pauciflorus (Schwein.) Gould, non Lam. | Elymus trachycaulus ssp. trachycaulus | Poaceae
|
| ELPE5 | Elymus pendulina (Nevski) Tzvel. | wildrye | Poaceae
|
| ELPHH | Elymus philadelphicus L. var. hirsutus Farw. | Elymus canadensis | Poaceae
|
| ELPH | Elymus philadelphicus L. | Elymus canadensis | Poaceae
|
| ELPI3 | Elymus �pinaloensis (Pyrah) Barkworth & D.R. Dewey | | Poaceae
|
| ELPI2 | Elymus piperi Bowden | Leymus cinereus | Poaceae
|
| ELPS | Elymus �pseudorepens (Scribn. & J.G. Sm.) Barkworth & D.R. Dewey | | Poaceae
|
| ELPS2 | Elymus pseudorepens (Scribn. & J.G. Sm.) Gould | Elymus pseudorepens | Poaceae
|
| ELPU4 | Elymus pungens auct. non (Pers.) Melderis | Thinopyrum pycnanthum | Poaceae
|
| ELPY80 | Elymus pycnanthus (Godr.) Melderis | Thinopyrum pycnanthum | Poaceae
|
| ELRA4 | Elymus racemosus Lam. | Leymus racemosus | Poaceae
|
| ELRE4 | Elymus repens (L.) Gould | quackgrass | Poaceae
|
| ELRI | Elymus riparius Wieg. | riverbank wildrye | Poaceae
|
| ELRO3 | Elymus robustus Scribn. & J.G. Sm. | Elymus canadensis | Poaceae
|
| ELSA5 | Elymus sabulosus M. Bieb. | Leymus racemosus ssp. sabulosus | Poaceae
|
| ELSAH | Elymus sajanensis (Nevski) Tzvelev ssp. hyperarcticus (Polunin) Tzvelev | Elymus hyperarcticus | Poaceae
|