| Symbol | Scientific name | Common name/Accepted name (for synonyms) | Family |
| JUBAA | Juncus balticus Willd. var. alaskanus (Hultén) Porsild | Juncus arcticus ssp. alaskanus | Juncaceae
|
| JUBAH | Juncus balticus Willd. var. haenkei (E. Mey.) Buch. | Juncus haenkei | Juncaceae
|
| JUBAL | Juncus balticus Willd. var. littoralis Engelm. | Baltic rush | Juncaceae
|
| JUBAM3 | Juncus balticus Willd. var. mexicanus (Willd. ex J.A. & J.H. Schultes) Kuntze | Juncus mexicanus | Juncaceae
|
| JUBAM | Juncus balticus Willd. var. montanus Engelm. | mountain rush | Juncaceae
|
| JUBAV | Juncus balticus Willd. var. vallicola Rydb. | valley rush | Juncaceae
|
| JUBA | Juncus balticus Willd. | Baltic rush | Juncaceae
|
| JUBI | Juncus biflorus Ell. | bog rush | Juncaceae
|
| JUBI2 | Juncus biglumis L. | twoflowered rush | Juncaceae
|
| JUBO | Juncus bolanderi Engelm. | Bolander's rush | Juncaceae
|
| JUBR | Juncus brachycarpus Engelm. | whiteroot rush | Juncaceae
|
| JUBR2 | Juncus brachycephalus (Engelm.) Buch. | smallhead rush | Juncaceae
|
| JUBR3 | Juncus brachyphyllus Wieg. | tuftedstem rush | Juncaceae
|
| JUBR7 | Juncus brachystylus (Engelm.) Piper | Juncus kelloggii | Juncaceae
|
| JUBR4 | Juncus brevicaudatus (Engelm.) Fern. | narrowpanicle rush | Juncaceae
|
| JUBR10 | Juncus breweri Engelm. | Brewer's rush | Juncaceae
|
| JUBR5 | Juncus bryoides F.J. Herm. | moss rush | Juncaceae
|
| JUBUB | Juncus bufonius L. var. bufonius | toad rush | Juncaceae
|
| JUBUC3 | Juncus bufonius L. var. cogdonii (S. Wats.) J.T. Howell | Juncus bufonius var. congestus | Juncaceae
|
| JUBUC2 | Juncus bufonius L. var. congestus Wahlenb. | toad rush | Juncaceae
|
| JUBUH | Juncus bufonius L. var. halophilus Buch. & Fern. | Juncus ambiguus | Juncaceae
|
| JUBUO | Juncus bufonius L. var. occidentalis F.J. Herm. | toad rush | Juncaceae
|
| JUBUR | Juncus bufonius L. var. ranarius (Perrier & Song.) Hayek | Juncus ambiguus | Juncaceae
|
| JUBU | Juncus bufonius L. | toad rush | Juncaceae
|
| JUBU2 | Juncus bulbosus L. | bulbous rush | Juncaceae
|
| JUCA2 | Juncus caesariensis Coville | New Jersey rush | Juncaceae
|
| JUCAM | Juncus campestris L. var. multiflorus Ehrh. | Luzula multiflora ssp. multiflora var. multiflora | Juncaceae
|
| JUCAE | Juncus canadensis J. Gay ex Laharpe var. euroauster Fern. | Juncus canadensis | Juncaceae
|
| JUCAS | Juncus canadensis J. Gay ex Laharpe var. sparsiflorus Fern. | Juncus canadensis | Juncaceae
|
| JUCA3 | Juncus canadensis J. Gay ex Laharpe | Canadian rush | Juncaceae
|
| JUCA4 | Juncus capillaris F.J. Herm. | hairystem dwarf rush | Juncaceae
|
| JUCA5 | Juncus capitatus Weigel | leafybract dwarf rush | Juncaceae
|
| JUCAC2 | Juncus castaneus Sm. ssp. castaneus | chestnut rush | Juncaceae
|
| JUCAL | Juncus castaneus Sm. ssp. leucochlamys (Zing. ex Krecz.) Hultén | chestnut rush | Juncaceae
|
| JUCA6 | Juncus castaneus Sm. | chestnut rush | Juncaceae
|
| JUCH | Juncus chlorocephalus Engelm. | greenhead rush | Juncaceae
|
| JUCO10 | Juncus columbianus Coville | Juncus nevadensis var. columbianus | Juncaceae
|
| JUCO | Juncus compressus Jacq. | roundfruit rush | Juncaceae
|
| JUCO2 | Juncus confusus Coville | Colorado rush | Juncaceae
|
| JUCO9 | Juncus conglomeratus L. | Juncus effusus var. conglomeratus | Juncaceae
|
| JUCO3 | Juncus cooperi Engelm. | Cooper's rush | Juncaceae
|
| JUCO4 | Juncus coriaceus Mackenzie | leathery rush | Juncaceae
|
| JUCOC | Juncus covillei Piper var. covillei | Coville's rush | Juncaceae
|
| JUCOO | Juncus covillei Piper var. obtusatus C.L. Hitchc. | Coville's rush | Juncaceae
|
| JUCO5 | Juncus covillei Piper | Coville's rush | Juncaceae
|
| JUCR2 | Juncus crassifolius Buch. | Juncus validus var. validus | Juncaceae
|
| JUCY | Juncus cyperoides Laharpe | Forbestown rush | Juncaceae
|
| JUDE | Juncus debilis Gray | weak rush | Juncaceae
|
| JUDIP | Juncus dichotomus Ell. var. platyphyllus Wieg. | Juncus dichotomus | Juncaceae
|
| JUDI | Juncus dichotomus Ell. | forked rush | Juncaceae
|
| JUDI2 | Juncus diffusissimus Buckl. | slimpod rush | Juncaceae
|
| JUDRD | Juncus drummondii E. Mey. var. drummondii | Drummond's rush | Juncaceae
|
| JUDRL | Juncus drummondii E. Mey. var. logifructus St. John | Juncus drummondii var. subtriflorus | Juncaceae
|
| JUDRS | Juncus drummondii E. Mey. var. subtriflorus (E. Mey.) C.L. Hitchc. | threeflower rush | Juncaceae
|
| JUDR | Juncus drummondii E. Mey. | Drummond's rush | Juncaceae
|
| JUDU | Juncus dubius Engelm. | dubius rush | Juncaceae
|
| JUDU2 | Juncus dudleyi Wieg. | Dudley's rush | Juncaceae
|
| JUDU3 | Juncus duranii Ewan | Duran's rush | Juncaceae
|
| JUEFS3 | Juncus effusus L. ssp. solutus (Fern. & Wieg.) Hämet-Ahti | Juncus effusus var. solutus | Juncaceae
|
| JUEFB | Juncus effusus L. var. brunneus Engelm. | lamp rush | Juncaceae
|
| JUEFC4 | Juncus effusus L. var. caeruleomontanus St. John | Juncus effusus var. conglomeratus | Juncaceae
|
| JUEFC | Juncus effusus L. var. compactus auct. non Lej. & Court. | Juncus effusus var. conglomeratus | Juncaceae
|
| JUEFC2 | Juncus effusus L. var. conglomeratus (L.) Engelm. | common rush | Juncaceae
|
| JUEFC3 | Juncus effusus L. var. costulatus Fern. | Juncus effusus var. pylaei | Juncaceae
|
| JUEFD | Juncus effusus L. var. decipiens Buch. | lamp rush | Juncaceae
|
| JUEFE2 | Juncus effusus L. var. effusus | common rush | Juncaceae
|
| JUEFE | Juncus effusus L. var. exiguus Fern. & Wieg. | lamp rush | Juncaceae
|
| JUEFG | Juncus effusus L. var. gracilis Hook. | lamp rush | Juncaceae
|
| JUEFP | Juncus effusus L. var. pacificus Fern. & Wieg. | Pacific rush | Juncaceae
|
| JUEFP2 | Juncus effusus L. var. pylaei (Laharpe) Fern. & Wieg. | common rush | Juncaceae
|
| JUEFS | Juncus effusus L. var. solutus Fern. & Wieg. | lamp rush | Juncaceae
|
| JUEFS2 | Juncus effusus L. var. subglomeratus Lam. & DC. | Juncus effusus var. effusus | Juncaceae
|
| JUEF | Juncus effusus L. | common rush | Juncaceae
|
| JUELE | Juncus elliottii Chapman var. elliottii | Elliott's rush | Juncaceae
|
| JUELP | Juncus elliottii Chapman var. ?polyanthemus C. Mohr | Elliott's rush | Juncaceae
|
| JUEL | Juncus elliottii Chapman | Elliott's rush | Juncaceae
|
| JUENB | Juncus ensifolius Wikstr. var. brunnescens (Rydb.) Cronq. | Juncus saximontanus | Juncaceae
|
| JUENM | Juncus ensifolius Wikstr. var. major Hook. | Juncus ensifolius | Juncaceae
|
| JUENM2 | Juncus ensifolius Wikstr. var. montanus (Engelm.) C.L. Hitchc. | Juncus saximontanus | Juncaceae
|
| JUEN | Juncus ensifolius Wikstr. | swordleaf rush | Juncaceae
|
| JUEX | Juncus exilis Osterhout | Juncus confusus | Juncaceae
|
| JUFAF2 | Juncus falcatus E. Mey. ssp. falcatus | falcate rush | Juncaceae
|
| JUFAS2 | Juncus falcatus E. Mey. ssp. sitchensis (Buch.) Hultén | Chilean rush | Juncaceae
|
| JUFAS | Juncus falcatus E. Mey. var. sitchensis Buch. | Juncus falcatus ssp. sitchensis | Juncaceae
|
| JUFA | Juncus falcatus E. Mey. | falcate rush | Juncaceae
|
| JUFI | Juncus filiformis L. | thread rush | Juncaceae
|
| JUFI2 | Juncus filipendulus Buckl. | ringseed rush | Juncaceae
|
| JUFU | Juncus ×fulvescens Fern. | | Juncaceae
|
| JUGE2 | Juncus georgianus Coville | Georgia rush | Juncaceae
|
| JUGEG | Juncus gerardii Loisel. var. gerardii | saltmeadow rush | Juncaceae
|
| JUGEP | Juncus gerardii Loisel. var. pedicellatus Fern. | saltmeadow rush | Juncaceae
|
| JUGE | Juncus gerardii Loisel. | saltmeadow rush | Juncaceae
|
| JUGL | Juncus glomeratus Batson | clustered rush | Juncaceae
|
| JUGR3 | Juncus ×gracilescens F.J. Herm. ex Wadmond | | Juncaceae
|
| JUGRV | Juncus greenei Oakes & Tuckerman var. vaseyi (Engelm.) Boivin | Juncus vaseyi | Juncaceae
|
| JUGR | Juncus greenei Oakes & Tuckerman | Greene's rush | Juncaceae
|
| JUGR2 | Juncus griscomii Fern. | Juncus effusus var. solutus | Juncaceae
|
| JUGY | Juncus gymnocarpus Coville | Pennsylvania rush | Juncaceae
|
| JUHA2 | Juncus haenkei E. Mey. | Haenke's rush | Juncaceae
|
| JUHA | Juncus hallii Engelm. | Hall's rush | Juncaceae
|
| JUHEA | Juncus hemiendytus F.J. Herm. var. abjectus (F.J. Herm.) Ertter | Herman's dwarf rush | Juncaceae
|