- Juncus abortivus – Annual Rush
- Juncus acuminatus – Tapertip Rush, Tufted Rush, Sharp-fruited Rush
- Juncus acutiflorus – Sharp-flowered Rush
- Juncus acutus – Sharp Rush, Spiny Rush, Sharp-pointed Rush
- Juncus albescens – Northern White Rush
- Juncus ×alpiniformis
- Juncus alpinoarticulatus – Northern Green Rush, Alpine Rush
- Juncus ambiguus – Seaside Rush, Doubtful Toad-rush
- Juncus anthelatus – Greater Poverty Rush
- Juncus arcticus – Arctic Rush, Wire Rush (may include J. balticus and/or J. mexicanus)
- Juncus articulatus – Jointleaf Rush, "jointed rush"
- Juncus balticus – Baltic Rush (may belong in J. arcticus)
- Juncus biflorus – Bog Rush
- Juncus biglumis – Two-flowered Rush
- Juncus bolanderi – Bolander's Rush
- Juncus brachycarpus – Whiteroot Rush
- Juncus brachycephalus – Small-headed Rush
- Juncus brachyphyllus – Tuftedstem Rush
- Juncus brevicaudatus – Narrow-panicle Rush, Short-tailed Rush
- Juncus breweri – Brewer's Rush
- Juncus bryoides – Moss Rush, Mosslike Dwarf Rush
- Juncus bufonius – Toad Rush
- Juncus bulbosus – Bulbous Rush
- Juncus caesariensis – New Jersey Rush
- Juncus canadensis – Canadian Rush
- Juncus capillaris – Hairystem Dwarf Rush
- Juncus capitatus – Leafybract Dwarf Rush
- Juncus castaneus – Chestnut Rush
- Juncus chlorocephalus – Greenhead Rush
- Juncus compressus – Round-fruited Rush
- Juncus confusus – Colorado Rush
- Juncus conglomeratus – Compact Rush
- Juncus cooperi – Cooper's Rush
- Juncus coriaceus – Leathery Rush
- Juncus covillei – Coville's Rush
- Juncus cyperoides – Forbestown Rush
- Juncus debilis – Weak Rush
- Juncus dichotomus – Forked Rush
- Juncus digitatus – Finger Rush
- Juncus diffusissimus – Slimpod Rush
- Juncus drummondii – Drummond's Rush
- Juncus dubius – Dubious Rush, Questionable Rush
- Juncus dudleyi – Dudley's Rush
- Juncus duranii – Duran's Rush
- Juncus effusus – Common Rush, Soft Rush (may include J. pylaei)
- Juncus elliottii – Elliott's Rush
- Juncus ensifolius – Swordleaf Rush
- Juncus falcatus – Falcate Rush
- Juncus filiformis – Thread Rush
- Juncus filipendulus – Ringseed Rush
- Juncus georgianus – Georgia Rush
- Juncus gerardii – Saltmarsh Rush, Blackneedle Rush, Blackgrass
- Juncus glomeratus – Clustered Rush
- Juncus greenei – Greene's Rush
- Juncus gymnocarpus – Pennsylvania Rush
- Juncus haenkei – Haenke's Rush
- Juncus hallii – Hall's Rush
- Juncus hemiendytus – Herman's Dwarf Rush
- Juncus howellii – Howell's Rush
- Juncus inflexus – Hard Rush, European Meadow Rush
- Juncus interior – Inland Rush, "soft rush"
- Juncus jacquinii – Jacquin's Rush
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- Juncus kelloggii – Kellogg's Dwarf Rush
- Juncus kraussii – Jointed Rush
- Juncus leiospermus – Red Bluff Dwarf Rush
- Juncus lesueurii – Lesueur's Rush, Salt Rush
- Juncus longii – Long's Rush
- Juncus longistylis – Longstyle Rush
- Juncus luciensis – Santa Lucia Dwarf Rush
- Juncus macrandrus – Longanther Rush
- Juncus macrophyllus – Longleaf Rush
- Juncus marginatus – Grassleaf Rush
- Juncus maritimus – Sea Rush
- Juncus megacephalus – Bighead Rush
- Juncus mertensianus – Mertens' Rush
- Juncus mexicanus – Mexican Rush (may belong in J. arcticus or J. balticus)
- Juncus militaris – Bayonet Rush
- Juncus monanthos (may belong in J. trifidus)
- Juncus nevadensis – Sierra Rush
- Juncus nodatus – Stout Rush
- Juncus nodosus – Knotted Rush
- Juncus occidentalis – Western Rush
- Juncus orthophyllus – Straightleaf Rush
- Juncus oxymeris – Pointed Rush
- Juncus pallidus – Pale Rush
- Juncus parryi – Parry's Rush
- Juncus patens – Spreading Rush
- Juncus pelocarpus – Brownfruit Rush, Mud Rush
- Juncus pervetus – Barnstable Rush (possibly extinct)
- Juncus phaeocephalus – Brownhead Rush
- Juncus planifolius – Broadleaf Rush
- Juncus polyanthemos – Manyflower Rush
- Juncus polycephalus – Manyhead Rush
- Juncus punctorius – Prickly Rush
- Juncus pylaei – Pylaeie's Rush (sometimes in J. effusus)
- Juncus ranarius – Frog Rush
- Juncus regelii – Regel's Rush
- Juncus repens – Lesser Creeping Rush
- Juncus roemerianus – Needlegrass Rush
- Juncus rugulosus – Wrinkled Rush
- Juncus saximontanus – Rocky Mountain Rush
- Juncus scheuchzerioides – Short Rush, Greater Rush
- Juncus scirpoides – Needlepod Rush
- Juncus secundus – Lopsided Rush
- Juncus spiralis – Corkscrew Rush
- Juncus squarrosus – Heath Rush, Mosquito Rush
- Juncus stygius – Moor Rush
- Juncus subcaudatus – Woodland Rush
- Juncus subnodulosus – Blunt-flowered Rush
- Juncus subtilis – Greater Creeping Rush
- Juncus supiniformis – Hairyleaf Rush
- Juncus tenageia – Sand Rush
- Juncus tenuis – Slender Rush, Path Rush, Field Rush, Slender Yard Rush, "wiregrass"
- Juncus texanus – Texas Rush
- Juncus textilis – Basket Rush
- Juncus tiehmii – Nevada Rush
- Juncus torreyi – Torrey's Rush
- Juncus tracyi – Tracy's Rush
- Juncus trifidus – Highland Rush (may include J. monanthos)
- Juncus triformis – Yosemite Dwarf Rush, Long-styled Dwarf Rush
- Juncus triglumis – Three-hulled Rush
- Juncus trigonocarpus – Redpod Rush
- Juncus tweedyi – Tweedy's Rush
- Juncus uncialis – Twelfth Rush, Inch-high Rush
- Juncus validus – Roundhead Rush
- Juncus vaseyi – Vasey's Rush
- Juncus xiphioides – Irisleaf Rush
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