| Common Name | Scientific Name | Code |
| n/a | Acer ?senecaense Slavin [excluded] | ACSE12 |
| n/a | Acer diabolicum Blume ex K. Koch [excluded] | ACDI12 |
| n/a | Acer opalus Mill. | ACOP3 |
| n/a | Acer opalus Mill. ssp. obtusatum (Waldst. & Kit. ex Willd.) Gams | ACOPO |
| n/a | Acer tataricum L. var. torminaloides Pax | ACTAT2 |
| Acer barbatum | Acer barbatum Michx. var. longii (Fern.) Fern. | ACBAL |
| Acer barbatum | Acer barbatum Michx. var. villipes (Rehd.) Ashe | ACBAV |
| Acer barbatum | Acer floridanum (Chapman) Pax | ACFL |
| Acer barbatum | Acer floridanum (Chapman) Pax var. longii Fern. | ACFLL |
| Acer barbatum | Acer floridanum (Chapman) Pax var. villipes Rehd. | ACFLV |
| Acer barbatum | Acer nigrum Michx. f. var. floridanum (Chapman) Fosberg | ACNIF |
| Acer barbatum | Acer saccharinum L. var. floridanum Chapman | ACSAF2 |
| Acer barbatum | Acer saccharum Marsh. ssp. floridanum (Chapman) Desmarais | ACSAF |
| Acer barbatum | Acer saccharum Marsh. var. floridanum (Chapman) Small & Heller | ACSAF3 |
| Acer barbatum | Saccharodendron barbatum (Michx.) Nieuwl. | SABA13 |
| Acer barbatum | Saccharodendron floridanum (Chapman) Nieuwl. | SAFL8 |
| Acer ginnala | Acer tataricum L. ssp. ginnala (Maxim.) Wesmael | ACTAG |
| Acer glabrum var. diffusum | Acer diffusum Greene | ACDI |
| Acer glabrum var. diffusum | Acer glabrum Torr. ssp. diffusum (Greene) E. Murr. | ACGLD |
| Acer glabrum var. douglasii | Acer douglasii Hook. | ACDO |
| Acer glabrum var. douglasii | Acer glabrum Torr. ssp. douglasii (Hook.) Wesmael | ACGLD2 |
| Acer glabrum var. glabrum | Acer glabrum Torr. var. tripartitum (Nutt. ex Torr. & Gray) Pax | ACGLT3 |
| Acer glabrum var. glabrum | Acer glabrum Torr. var. typicum (Wesmael) Keller | ACGLT4 |
| Acer glabrum var. glabrum | Acer tripartitum Nutt. ex Torr. & Gray | ACTR3 |
| Acer glabrum var. neomexicanum | Acer glabrum Torr. ssp. neomexicanum (Greene) E. Murr. | ACGLN |
| Acer glabrum var. neomexicanum | Acer glabrum Torr. var. parviflorum E. Murr. | ACGLP |
| Acer glabrum var. neomexicanum | Acer neomexicanum Greene | ACNE6 |
| Acer glabrum var. torreyi | Acer glabrum Torr. ssp. torreyi (Greene) E. Murr. | ACGLT |
| Acer glabrum var. torreyi | Acer torreyi Greene | ACTO2 |
| Acer grandidentatum var. grandidentatum | Acer saccharum Marsh. ssp. grandidentatum (Nutt.) Desmarais | ACSAG2 |
| Acer grandidentatum var. grandidentatum | Acer saccharum Marsh. var. grandidentatum (Nutt.) Sudworth | ACSAG3 |
| Acer grandidentatum var. grandidentatum | Saccharodendron grandidentatum (Nutt.) Nieuwl. | SAGR17 |
| Acer grandidentatum var. sinuosum | Acer brachypterum Woot. & Standl. | ACBR |
| Acer grandidentatum var. sinuosum | Acer grandidentatum Nutt. var. brachypterum (Woot. & Standl.) Palmer | ACGRB |
| Acer grandidentatum var. sinuosum | Acer saccharum Marsh. ssp. brachypterum (Woot. & Standl.) E. Murr. | ACSAB |
| Acer grandidentatum var. sinuosum | Acer saccharum Marsh. var. sinuosum (Rehd.) Sarg. | ACSAS3 |
| Acer grandidentatum var. sinuosum | Acer sinuosum Rehd. | ACSI3 |
| Acer leucoderme | Acer nigrum Michx. f. var. leucoderme (Small) Fosberg | ACNIL |
| Acer leucoderme | Acer saccharum Marsh. ssp. leucoderme (Small) Desmarais | ACSAL |
| Acer leucoderme | Acer saccharum Marsh. var. leucoderme (Small) Rehd. | ACSAL2 |
| Acer leucoderme | Saccharodendron leucoderme (Small) Nieuwl. | SALE8 |
| Acer negundo | Acer negundo L. var. variegatum Jacques | ACNEV2 |
| Acer negundo var. californicum | Acer negundo L. ssp. californicum (Torr. & Gray) Wesmael | ACNEC |
| Acer negundo var. californicum | Negundo californicum Torr. & Gray | NECA6 |
| Acer negundo var. interius | Acer interius Britt. | ACIN3 |
| Acer negundo var. interius | Acer negundo L. ssp. interius (Britt.) A.& D. L?ve | ACNEI |
| Acer negundo var. interius | Negundo aceroides (L.) Moench ssp. interius (Britt.) A.& D. L?ve | NEACI |
| Acer negundo var. interius | Negundo interius (Britt.) Rydb. | NEIN3 |
| Acer negundo var. negundo | Negundo aceroides (L.) Moench | NEAC |
| Acer negundo var. negundo | Negundo negundo (L.) Karst. | NENE |
| Acer negundo var. texanum | Acer negundo L. ssp. latifolium (Pax) Schwerin | ACNEL |
| Acer negundo var. violaceum | Negundo aceroides (L.) Moench ssp. violaceum (Kirchn.) W.A. Weber | NEACV |
| Acer nigrum | Acer nigrum Michx. f. var. palmeri Sarg. | ACNIP |
| Acer nigrum | Acer saccharum Marsh. ssp. nigrum (Michx. f.) Desmarais | ACSAN |
| Acer nigrum | Acer saccharum Marsh. var. nigrum (Michx. f.) Britt. | ACSAN2 |
| Acer nigrum | Acer saccharum Marsh. var. viride (Schmidt) E. Murr. | ACSAV |
| Acer nigrum | Saccharodendron nigrum (Michx. f.) Small | SANI9 |
| Acer opalus ssp. obtusatum | Acer obtusatum Waldst. & Kit. ex Willd. | ACOB7 |
| Acer platanoides | Acer platanoides L. var. schwedleri Nichols. | ACPLS |
| Acer rubrum var. drummondii | Acer drummondii Hook. & Arn. ex Nutt. | ACDR |
| Acer rubrum var. drummondii | Acer rubrum L. ssp. drummondii (Hook. & Arn. ex Nutt.) E. Murr. | ACRUD2 |
| Acer rubrum var. drummondii | Rufacer drummondii (Hook. & Arn. ex Nutt.) Small | RUDR3 |
| Acer rubrum var. rubrum | Acer rubrum L. var. tomentosum Tausch | ACRUT2 |
| Acer rubrum var. rubrum | Acer stenocarpum Britt. | ACST |
| Acer rubrum var. rubrum | Rufacer rubrum (L.) Small | RURU5 |
| Acer rubrum var. trilobum | Acer carolinianum Walt. | ACCA9 |
| Acer rubrum var. trilobum | Acer rubrum L. var. tridens Wood | ACRUT3 |
| Acer rubrum var. trilobum | Rufacer carolinianum (Walt.) Small | RUCA7 |
| Acer saccharinum | Acer dasycarpum Ehrh. | ACDA2 |
| Acer saccharinum | Acer saccharinum L. var. laciniatum Pax | ACSAL3 |
| Acer saccharinum | Acer saccharinum L. var. wieri Rehd. | ACSAW |
| Acer saccharinum | Argentacer saccharinum (L.) Small | ARSA9 |
| Acer saccharum var. saccharum | Acer nigrum Michx. f. var. glaucum (F. Schmidt) Fosberg | ACNIG |
| Acer saccharum var. saccharum | Acer nigrum Michx. f. var. saccharophorum (K. Koch) Clausen | ACNIS2 |
| Acer saccharum var. saccharum | Acer saccharum Marsh. var. glaucum (F. Schmidt) Sarg. | ACSAG |
| Acer saccharum var. saccharum | Acer saccharum Marsh. var. rugellii (Pax) Rehd. | ACSAR |
| Acer saccharum var. saccharum | Saccharodendron saccharum (Marsh.) Moldenke | SASA18 |
| Acer saccharum var. schneckii | Acer saccharum Marsh. ssp. ozarkense E. Murr. | ACSAO |
| Acer saccharum var. schneckii | Acer saccharum Marsh. ssp. schneckii (Rehd.) Desmarais | ACSAS4 |
| Amur maple | Acer ginnala Maxim. | ACGI |
| Arizona boxelder | Acer negundo L. var. arizonicum Sarg. | ACNEA |
| bigleaf maple | Acer macrophyllum Pursh | ACMA3 |
| bigtooth maple | Acer grandidentatum Nutt. | ACGR3 |
| bigtooth maple | Acer grandidentatum Nutt. var. grandidentatum | ACGRG |
| black maple | Acer nigrum Michx. f. | ACNI5 |
| boxelder | Acer negundo L. | ACNE2 |
| boxelder | Acer negundo L. var. interius (Britt.) Sarg. | ACNEI2 |
| boxelder | Acer negundo L. var. negundo | ACNEN |
| boxelder | Acer negundo L. var. texanum Pax | ACNET |
| boxelder | Acer negundo L. var. violaceum (Kirchn.) Jaeger | ACNEV |
| California boxelder | Acer negundo L. var. californicum (Torr. & Gray) Sarg. | ACNEC2 |
| canyon maple | Acer grandidentatum Nutt. var. sinuosum (Rehd.) Little | ACGRS |
| chalk maple | Acer leucoderme Small | ACLE |
| Douglas maple | Acer glabrum Torr. var. douglasii (Hook.) Dippel | ACGLD4 |
| Drummond's maple | Acer rubrum L. var. drummondii (Hook. & Arn. ex Nutt.) Sarg. | ACRUD |
| Freeman maple | Acer ?freemanii E. Murr. [rubrum ? saccharinum] | ACFR |
| Greene's maple | Acer glabrum Torr. var. greenei Keller | ACGLG |
| hedge maple | Acer campestre L. | ACCA5 |
| ivyleaf maple | Acer cissifolium (Siebold & Zucc.) K.Koch | ACCI5 |
| Japanese maple | Acer palmatum Thunb. | ACPA2 |
| maple | Acer L. | ACER |
| mountain maple | Acer spicatum Lam. | ACSP2 |
| New Mexico maple | Acer glabrum Torr. var. neomexicanum (Greene) Kearney & Peebles | ACGLN2 |
| Norway maple | Acer platanoides L. | ACPL |
| paperbark maple | Acer griseum (Franch.) Pax | ACGR14 |
| red maple | Acer rubrum L. | ACRU |
| red maple | Acer rubrum L. var. rubrum | ACRUR |
| red maple | Acer rubrum L. var. trilobum Torr. & Gray ex K. Koch | ACRUT |
| Rocky Mountain maple | Acer glabrum Torr. | ACGL |
| Rocky Mountain maple | Acer glabrum Torr. var. diffusum (Greene) Smiley | ACGLD3 |
| Rocky Mountain maple | Acer glabrum Torr. var. glabrum | ACGLG2 |
| silver maple | Acer saccharinum L. | ACSA2 |
| southern sugar maple | Acer barbatum Michx. | ACBA3 |
| striped maple | Acer pensylvanicum L. | ACPE |
| sugar maple | Acer saccharum Marsh. | ACSA3 |
| sugar maple | Acer saccharum Marsh. var. saccharum | ACSAS |
| sugar maple | Acer saccharum Marsh. var. schneckii Rehd. | ACSAS2 |
| sycamore maple | Acer pseudoplatanus L. | ACPS |
| tatarian maple | Acer tataricum L. | ACTA80 |
| Torrey maple | Acer glabrum Torr. var. torreyi (Greene) Smiley | ACGLT2 |
| trident maple | Acer buergerianum Miq. | ACBU4 |
| vine maple | Acer circinatum Pursh | ACCI |