| Common Name | Scientific Name | Code |
| n/a | Geranium nepalense Sweet [excluded] | GENE7 |
| n/a | Geranium robertianum L. ssp. purpureum (Vill.) Nyman | GEROP |
| apple geranium | Pelargonium odoratissimum (L.) L'H?r. ex Ait. | PEOD |
| Australasian geranium | Geranium homeanum Turcz. | GEHO5 |
| Australian stork's bill | Erodium cygnorum Nees | ERCY2 |
| Bicknell's cranesbill | Geranium bicknellii Britt. | GEBI2 |
| bloody geranium | Geranium sanguineum L. | GESA2 |
| California cranesbill | Geranium californicum G.N. & F.F. Jones | GECA4 |
| California stork's bill | Erodium macrophyllum Hook. & Arn. var. californicum (Greene) Jepson | ERMAC |
| Canary Island geranium | Geranium palmatum Cav. | GEPA5 |
| Carolina geranium | Geranium carolinianum L. | GECA5 |
| Carolina geranium | Geranium carolinianum L. var. carolinianum | GECAC4 |
| Carolina geranium | Geranium carolinianum L. var. sphaerospermum (Fern.) Breitung | GECAS |
| cinquefoil geranium | Geranium potentilloides L'H?r. ex DC. | GEPO |
| common stork's bill | Erodium ciconium (L.) L'H?r. ex Ait. | ERCI9 |
| cranesbill | Geranium traversii Hook. f. | GETR3 |
| cutleaf geranium | Geranium dissectum L. | GEDI |
| cutleaf stork's bill | Erodium laciniatum (Cav.) Willd. | ERLA18 |
| cutleaf stork's bill | Erodium laciniatum (Cav.) Willd. var. bovei (Delile) Murbeck | ERLAB |
| dovefoot geranium | Geranium molle L. | GEMO |
| Erodium brachycarpum | Erodium obtusiplicatum (Maire, Weiller & Wilczek) J.T. Howell | EROB2 |
| Erodium cicutarium ssp. jacquinianum | Erodium aethiopicum (Lam.) Brumh. & Thellung | ERAE2 |
| fanleaf geranium | Geranium divaricatum Ehrh. | GEDI5 |
| Fremont's geranium | Geranium caespitosum James var. fremontii (Torr. ex Gray) Dorn | GECAF |
| geranium | Geranium L. | GERAN |
| geranium | Pelargonium L'H?r. ex Ait. | PELAR2 |
| Geranium arboreum | Neurophyllodes arboreum (Gray) O. Deg. | NEAR2 |
| Geranium atropurpureum var. atropurpureum | Geranium caespitosum James ssp. atropurpureum (Heller) W.A. Weber | GECAA3 |
| Geranium atropurpureum var. atropurpureum | Geranium marginale Rydb. ex Hanks & Small | GEMA2 |
| Geranium atropurpureum var. atropurpureum | Geranium toquimense A.& N. Holmgren | GETO2 |
| Geranium atropurpureum var. cowenii | Geranium cowenii Rydb. | GECO4 |
| Geranium atropurpureum var. cowenii | Geranium fremontii Torr. ex Gray var. cowenii (Rydb.) Harrington | GEFRC2 |
| Geranium bicknellii | Geranium bicknellii Britt. var. longipes (S. Wats.) Fern. | GEBIL |
| Geranium bicknellii | Geranium carolinianum L. var. longipes S. Wats. | GECAL |
| Geranium bicknellii | Geranium nemorale Suksdorf | GENE4 |
| Geranium bicknellii | Geranium nemorale Suksdorf var. bicknellii (Britt.) Fern. | GENEB |
| Geranium caespitosum var. eremophilum | Geranium eremophilum Woot. & Standl. | GEER |
| Geranium caespitosum var. fremontii | Geranium fremontii Torr. ex Gray | GEFR2 |
| Geranium caespitosum var. parryi | Geranium fremontii Torr. ex Gray var. parryi Engelm. | GEFRP |
| Geranium caespitosum var. parryi | Geranium parryi (Engelm.) Heller | GEPA2 |
| Geranium californicum | Geranium concinnum G.N. & F.F. Jones | GECO2 |
| Geranium carolinianum var. carolinianum | Geranium carolinianum L. var. confertiflorum Fern. | GECAC |
| Geranium carolinianum var. sphaerospermum | Geranium sphaerospermum Fern. | GESP |
| Geranium cuneatum var. cuneatum | Geranium cuneatum Hook. var. menziesii Gray | GECUM |
| Geranium cuneatum var. cuneatum | Geranium cuneatum Hook. var. rockii Skottsberg | GECUR |
| Geranium cuneatum var. hololeucum | Geranium cuneatum Hook. ssp. hololeucum (Gray) Carlq. & Bissing | GECUH3 |
| Geranium cuneatum var. hypoleucum | Geranium cuneatum Hook. ssp. hypoleucum (Gray) Carlq. & Bissing | GECUH4 |
| Geranium cuneatum var. tridens | Geranium cuneatum Hook. ssp. tridens (Hbd.) Carlq. & Bissing | GECUT2 |
| Geranium cuneatum var. tridens | Geranium tridens Hbd. | GETR2 |
| Geranium dissectum | Geranium laxum Hanks | GELA4 |
| Geranium erianthum | Geranium pratense L. var. erianthum (DC.) Boivin | GEPRE |
| Geranium hillebrandii | Geranium humile Hbd. | GEHU |
| Geranium homeanum | Geranium carolinianum L. var. australe (Benth.) Fosberg | GECAA |
| Geranium homeanum | Geranium glabratum (Hook.) Small | GEGL4 |
| Geranium ibericum | Geranium nepalense Sweet var. thunbergii auct. non (Lindl. & Paxton) Kudo [misapplied] | GENET2 |
| Geranium kauaiense | Geranium humile Hbd. ssp. kauaiense (Rock) Carlq. & Bissing | GEHUK2 |
| Geranium kauaiense | Geranium humile Hbd. var. kauaiense Rock | GEHUK |
| Geranium multiflorum | Geranium multiflorum Gray ssp. ovatifolium (Gray) Carlq. & Bissing | GEMUO2 |
| Geranium multiflorum | Geranium multiflorum Gray var. canum Hbd. | GEMUC |
| Geranium multiflorum | Geranium multiflorum Gray var. forbesii (O.& I. Deg.) St. John | GEMUF |
| Geranium multiflorum | Geranium multiflorum Gray var. ovatifolium (Gray) Fosberg | GEMUO |
| Geranium multiflorum | Geranium multiflorum Gray var. superbum (O.& I. Deg. & Greenw.) St. John | GEMUS |
| Geranium multiflorum | Geranium ovatifolium Gray | GEOV |
| Geranium multiflorum | Neurophyllodes multiflorum (Gray) O. Deg. & Greenw. | NEMU4 |
| Geranium multiflorum | Neurophyllodes ovatifolium (Gray) O. Deg. & Greenw. | NEOV2 |
| Geranium palmatum | Geranium anemonifolium L'H?r. ex Ait. | GEAN2 |
| Geranium potentilloides | Geranium microphyllum Hook. f. | GEMI2 |
| Geranium robertianum ssp. purpureum | Geranium purpureum Vill. | GEPU11 |
| Geranium robertianum ssp. robertianum | Robertiella robertiana (L.) Hanks | RORO2 |
| Geranium solanderi | Geranium pilosum G. Forst. | GEPI |
| Geranium thunbergii | Geranium nepalense Sweet var. thunbergii (Sieb. & Zucc. ex Lindl. & Paxton) Kudo | GENET3 |
| Geranium versicolor | Geranium striatum L. | GEST6 |
| Geranium viscosissimum var. incisum | Geranium canum Rydb. | GECA9 |
| Geranium viscosissimum var. incisum | Geranium nervosum Rydb. | GENE5 |
| Geranium viscosissimum var. incisum | Geranium strigosius St. John | GEST7 |
| Geranium viscosissimum var. incisum | Geranium strigosum Rydb., non Burm. f. | GEST8 |
| Geranium viscosissimum var. incisum | Geranium viscosissimum Fisch. & C.A. Mey. ex C.A. Mey. ssp. nervosum (Rydb.) W.A. Weber | GEVIN2 |
| Geranium viscosissimum var. incisum | Geranium viscosissimum Fisch. & C.A. Mey. ex C.A. Mey. var. nervosum (Rydb.) C.L. Hitchc. | GEVIN |
| Geranium viscosissimum var. viscosissimum | Geranium attenuilobum G.N. & F.F. Jones | GEAT |
| gooseberry geranium | Pelargonium grossularioides (L.) L'H?r. ex Ait. | PEGR12 |
| grapeleaf geranium | Pelargonium vitifolium (L.) L'H?r. ex Ait. | PEVI8 |
| Hawai'i red cranesbill | Geranium arboreum Gray | GEAR |
| hedgerow geranium | Geranium pyrenaicum Burm. f. | GEPY |
| hinahina | Geranium cuneatum Hook. | GECU |
| hinahina | Geranium cuneatum Hook. var. cuneatum | GECUC |
| hinahina | Geranium cuneatum Hook. var. hololeucum Gray | GECUH |
| hinahina | Geranium cuneatum Hook. var. hypoleucum Gray | GECUH2 |
| hinahina | Geranium cuneatum Hook. var. tridens (Hbd.) Fosberg | GECUT |
| horseshoe geranium | Pelargonium zonale (L.) L'H?r. ex Ait. | PEZO |
| Huachuca Mountain geranium | Geranium wislizeni S. Wats. | GEWI |
| Iberian geranium | Geranium ibericum Cav. | GEIB |
| Iranian stork's bill | Erodium gruinum (L.) L'H?r. ex Ait. | ERGR15 |
| ivyleaf geranium | Pelargonium peltatum (L.) L'H?r. ex Ait. | PEPE6 |
| Kauai geranium | Geranium kauaiense (Rock) St. John | GEKA |
| longbeak stork's bill | Erodium botrys (Cav.) Bertol. | ERBO |
| longstalk cranesbill | Geranium columbinum L. | GECO |
| Madiera cranesbill | Geranium maderense Yeo | GEMA11 |
| manyflower geranium | Geranium multiflorum Gray | GEMU |
| Maui geranium | Geranium hanaense Medeiros & St. John | GEHA |
| meadow geranium | Geranium pratense L. | GEPR4 |
| Mediterranean stork's bill | Erodium malacoides (L.) L'H?r. ex Ait. | ERMA6 |
| Mogollon geranium | Geranium lentum Woot. & Standl. | GELE |
| musky stork's bill | Erodium moschatum (L.) L'H?r. ex Ait. | ERMO7 |
| musky stork's bill | Erodium moschatum (L.) L'H?r. ex Ait. var. moschatum | ERMOM |
| musky stork's bill | Erodium moschatum (L.) L'H?r. ex Ait. var. praecox Lange | ERMOP |
| New Zealand geranium | Geranium retrorsum L'H?r. ex DC. | GERE |
| nohoanu | Geranium hillebrandii Aedo & Mu?oz-Garm. | GEHI2 |
| oakleaf garden geranium | Pelargonium panduriforme Ecklon & Zeyh. | PEPA52 |
| oakleaf geranium | Pelargonium quercifolium (L. f.) L'H?r. ex Ait. | PEQU5 |
| Oregon geranium | Geranium oreganum T.J. Howell | GEOR2 |
| Parry's geranium | Geranium caespitosum James var. parryi (Engelm.) W.A. Weber | GECAP2 |
| Pelargonium radens | Pelargonium radula (Cav.) L'Her | PERA13 |
| pineywoods geranium | Geranium caespitosum James | GECA3 |
| pineywoods geranium | Geranium caespitosum James var. caespitosum | GECAC3 |
| purple cluster geranium | Geranium caespitosum James var. eremophilum (Woot. & Standl.) W.C. Martin & C.R. Hutchins | GECAE |
| rasp-leaf pelargonium | Pelargonium radens H.E. Moore | PERA14 |
| redstem stork's bill | Erodium cicutarium (L.) L'H?r. ex Ait. | ERCI6 |
| redstem stork's bill | Erodium cicutarium (L.) L'H?r. ex Ait. ssp. bipinnatum Tourlet | ERCIB2 |
| redstem stork's bill | Erodium cicutarium (L.) L'H?r. ex Ait. ssp. cicutarium | ERCIC |
| redstem stork's bill | Erodium cicutarium (L.) L'H?r. ex Ait. ssp. jacquinianum (Fisch., C.A. Mey. & Av?-Lall.) Briq. | ERCIJ |
| regal pelargonium | Pelargonium ?domesticum Bailey (pro sp.) [cucullatum ? grandiflorum] | PEDO2 |
| Richardson's geranium | Geranium richardsonii Fisch. & Trautv. | GERI |
| Robert geranium | Geranium robertianum L. | GERO |
| Robert geranium | Geranium robertianum L. ssp. robertianum | GEROR2 |
| rose scented geranium | Pelargonium capitatum (L.) L'H?r. ex Ait. | PECA13 |
| roundleaf geranium | Geranium rotundifolium L. | GERO3 |
| roundleaf stork's bill | Erodium macrophyllum Hook. & Arn. | ERMA5 |
| roundleaf stork's bill | Erodium macrophyllum Hook. & Arn. var. macrophyllum | ERMAM2 |
| scarlet geranium | Pelargonium inquinans (L.) L'H?r. ex Ait. | PEIN7 |
| scentless geranium | Pelargonium inodorum Willd. | PEIN6 |
| shining geranium | Geranium lucidum L. | GELU |
| shortfruit stork's bill | Erodium brachycarpum (Godr.) Thellung | ERBR14 |
| Siberian geranium | Geranium sibiricum L. | GESI2 |
| small geranium | Geranium pusillum L. | GEPU2 |
| Solander's geranium | Geranium solanderi Carolin | GESO |
| spotted geranium | Geranium maculatum L. | GEMA |
| Stephen's stork's bill | Erodium stephenianum Willd. | ERST6 |
| sticky purple geranium | Geranium viscosissimum Fisch. & C.A. Mey. ex C.A. Mey. | GEVI2 |
| sticky purple geranium | Geranium viscosissimum Fisch. & C.A. Mey. ex C.A. Mey. var. incisum (Torr. & Gray) N. Holmgren | GEVII |
| sticky purple geranium | Geranium viscosissimum Fisch. & C.A. Mey. ex C.A. Mey. var. viscosissimum | GEVIV |
| stork's bill | Erodium L'H?r. ex Ait. | ERODI |
| sweet scented geranium | Pelargonium graveolens L'H?r. ex Ait. | PEGR11 |
| Texas geranium | Geranium texanum (Trel.) Heller | GETE2 |
| Texas stork's bill | Erodium texanum Gray | ERTE13 |
| Thunberg's geranium | Geranium thunbergii Sieb. & Zucc. ex Lindl. & Paxton | GETH3 |
| veiny geranium | Geranium versicolor L. | GEVE3 |
| western purple cranesbill | Geranium atropurpureum Heller | GEAT2 |
| western purple cranesbill | Geranium atropurpureum Heller var. atropurpureum | GEATA |
| western purple cranesbill | Geranium atropurpureum Heller var. cowenii (Rydb.) Dorn | GEATC |
| woolly geranium | Geranium erianthum DC. | GEER2 |
| zonal geranium | Pelargonium ?hortorum Bailey (pro sp.) [inquinans ? zonale] | PEHO2 |