Flora of New York/Juncaceae


Poales (1)
Typhaceae, Eriocaulaceae, Xyridaceae
Flora of New York — Poales (2) : Juncaceae
Poales (3)
Cyperaceae 1
Table of
contents
Genus
index
Protected species index Invasive species index


Family Juncaceae Edit

The rush family (Juncaceae) in New York consists of the rushes (Juncus) and the woodrushes (Luzula).

Luzula Edit

The genus Luzula (woodrush). The classification used here for Luzula the one used by the Database of Vascular Plants of Canada (VASCAN), which cites Kirschner et al. (2002)[1] for subgenera and section assignments.

Luzula subg. Luzula Edit

Luzula subg. Luzula sect. Anthelaea Edit
 
Luzula luzuloides
Luzula sect. Anthelaea Griseb. (1846) contains about ten species, originating primarily in southwestern Europe, the Alps, and Macaronesia. Of these, only Luzula luzuloides has been reported outside of cultivation in New York.
Poales — Juncaceae — Luzula subg. Luzula sect. Anthelaea
Luzulasubg. Luzulasect. Anthelaea Woodrush N.Y. Status Images Distribution NY NPT
 (Lam.) Dandy & Wilmott
ssp. luzuloides

1776. Juncus nemorosus Pollich
1787. Juncus luzula Krock. nom. illeg.
1789. Juncus luzuloides Lam.
1791. Juncus albidus Hoffm.
1805. Luzula albida (Hoffm.) DC.
1849. Luzula nemorosa E.Mey.
1891. Juncoides nemorosa (Pollich) Kuntze
1938. Luzula luzuloides Dandy & Wilmott
Forest woodrush,
Oak-forest woodrush,
White woodrush
Luzule blanche,
Luzule des bois,
Luzule des bosquets
Introduced from
 Europe,
Highly invasive,
 NYIS Tier: 5,
 Invasive.org: [1],
Naturalized,
NSE: Exotic G5

Perennial,
Graminoid
 
NYFA: 4 counties
iNat: 1 county
NYFA-X
USDA-XX
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Luzula subg. Luzula sect. Diprophyllatae Edit
 
Luzula parviflora
Luzula sect. Diprophyllatae Satake (1938) contains about 12 species worldwide. Only one of those, Luzula parviflora, has been collected in New York. The New York Flora Atlas currently lists this taxon only at the species level, naming ssp. melanocarpa as a synonym. But a number of recent sources, including Kirschner (2002), list fastigiata, melanocarpa and parviflora as acceped subspecies of L. parviflora. Of these, only ssp. melanocarpa has a range that includes New York.
Poales — Juncaceae — Luzula subg. Luzula sect. Diprophyllatae
Luzulasubg. Luzulasect. Diprophyllatae Woodrush N.Y. Status Images Distribution NY NPT
 (Ehrh.) Desv.
ssp. melanocarpa
(Michx.) Hämet-Ahti

1803. Juncus melanocarpus Michx.
1808. L. melanocarpa (Michx.) Desv.
1880. L. parviflora var. melanocarpa
1911. Juncoides parviflora
ssp. melanocarpa
1971. L. parviflora ssp. melanocarpa
Small-flowered rush,
Smallflowered woodrush,
Black-fruited woodrush
Luzule à fruits noirs
Native, CoC: 6,
Likely secure

Perennial,
Graminoid
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Luzulasubg. Luzulasect. Diprophyllatae (excluded taxa) Woodrush N.Y. Status Images Distribution NY NPT
(Ehrh.) Desv.
ssp. parviflora

1791. Juncus parviflorus Ehrh. p.p.
1808. L. parviflora (Ehrh.) Desv. p.p.
1841. L. neglecta Kunth
1893. Juncoides parviflora
1893. Juncoides parviflorum
(Ehrh.) Coville p.p.
1966. L. spadicea fo. parviflora
Small-flowered woodrush,
Millet woodrush
Luzule parviflore
Introduced from
 Eurasia,
N.Y. excluded

Perennial,
Graminoid
  NYFA-Excluded
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Luzula subg. Luzula sect. Alpinae Edit
 
Luzula spicata
Luzula sect. Alpinae Chrtek & Křísa (1974) contains about 20 Arctic and high-mountain species from around the world. Of these, Luzula spicata is found only in North America, including the high-peaks of New York.
Poales — Juncaceae — Luzula subg. Luzula sect. Alpinae
Luzulasect. Alpinae Woodrush N.Y. Status Images Distribution NY NPT
 (L.) DC.

1753. Juncus spicatus L.
1805. Luzula spicata (L.) DC.
1823. Luzula spicata var. compacta E.Mey
1891. Juncoides spicata (L.) Kuntze
1906. Luzula compacta Dalla Torre & Sarnth.
1912. Luzula spicata var. relaxa Krylov
Spiked wood-rush
Luzule en épi
Native,
Endangered
  NYFA-1
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Luzula subg. Luzula sect. Luzula Edit
Poales — Juncaceae — Luzula subg. Luzula sect. Luzula
Luzulasect. Luzula Woodrush N.Y. Status Images Distribution NY NPT
(Ehrh.) Lej.
ssp. multiflora

1790. Juncus campestris
var. multiflorus
1791. Juncus multiflorus Ehrh.
1811. L. multiflora (Ehrh.) Lej.
Common woodrush,
Many-flowered woodrush,
Field woodrush
Native,
Secure
  NYFA-5
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(Small) F.J.Herm.

1901. Juncoides echinatum Small
1913. L. campestris var. echinata
1938. L. echinata (Small) F.J.Herm.
1938. L. echinata var. mesochorea
1970. L. multiflora var. echinata
Woodrush,
Hedgehog woodrush
Native,
Rare
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(Alph.Wood) Smyth & L.C.Smyth

1868. L. campestris var. bulbosa
1901. Juncoides bulbosum Small
1912. L. bulbosa (Alph.Wood)
Smyth & L.C.Smyth
1938. L. multiflora var. bulbosa
Southern woodrush,
Bulb woodrush,
Bulbous wood-rush
Native,
Rare
NYFA-3
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 Sw.

1812. Juncus pallescens
Wahlenb. (i)
1814. L. pallescens Sw.
1822. L. pallescens Besser (i)
1823. L. campestris
var. pallescens (i)
1844. L. multiflora var. pallescens
1990. L. pallidula Kirschner
Pale European woodrush,
Eurasian woodrush,
Fen woodrush
Introduced from
 N Eurasia[1][2]
  NYFA-4
USDA-XX
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Luzulasect. Luzula (excluded taxa) Woodrush N.Y. Status Images Distribution NY NPT
(Ehrh.) Lej.
ssp. frigida (Buchenau) V.I.Krecz.

1898. L. campestris var. frigida
1918. L. frigida Sam. ex Lindm.
1928. L. multiflora ssp. frigida
1937. L. multiflora ssp. frigida
Common woodrush N. America native,
N.Y. excluded
  NYFA-Excluded
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(L.) DC.

    
1805. L. campestris (L.) DC.
    
Field woodrush Introduced from
 Europe,
 northern Africa,
N.Y. excluded
  NYFA-Excluded
USDA-XX
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  1. Jan Kirschner (2002) "Juncaceae 1: Rostkovia to Luzula." Species Plantarum: Flora of the World. Part 6.
  2. NYFA lists Luzula pallidula (a syn. of Luzula pallescens) as as native of New York, but other souces don't specifically include North America in its native range.

Luzula subg. Pterodes Edit

Poales — Juncaceae — Luzula subg. Pterodes
Luzulasubg. Pterodes Woodrush N.Y. Status Images Distribution NY NPT
 Raf.
var. acuminata

1829. Luzula pilosa var. americana
1840. L. acuminata Raf.
1903. L. saltuensis Fernald
1910. Juncoides saltuensis A.Heller
1938. L. carolinae var. saltuensis
1967. L. pilosa var. saltuensis
Hairy woodrush,
Sharp-pointed woodrush
Luzule acuminée
Native,
Secure

Perennial,
Graminoid
  NYFA-5
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Luzulasubg. Pterodes (excluded taxa) Woodrush N.Y. Status Images Distribution NY NPT
var. carolinae (S.Watson) Fernald

1879. Luzula carolinae S.Watson
1891. Juncoides carolinae Kuntze
1944. L. acuminata var. carolinae
1979. L. pilosa var. carolinae
2001. L. acuminata ssp. carolinae
Carolina woodrush,
Hairy woodrush
Native,
N.Y. excluded
  NYFA-Excluded
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Juncus Edit

The genus Juncus (rush) ...

Juncus subg. Juncus Edit

J. Kirschner et al., "Juncaceae 2: Juncus subg. Juncus," Species Plantarum: Flora of the World Part 7: 1-336 (2002).

Juncus subg. Juncus sect. Graminifolii Edit
Poales — Juncaceae — Juncus subg. Juncus sect. Graminifolii
Juncussect. Graminifolii Rush N.Y. Status Images Distribution NY NPT
 Rostk.

1801. Juncus marginatus Rostk.
1866. J. marginatus var. vulgaris Engelm.
1903. Juncus setosus (Coville) Small
Grassleaf rush,
Grass-leaved rush
Jonc marginé
Native,
Secure

Perennial,
Graminoid
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 Elliott

1817. Juncus biflorus Elliott
1824. J. marginatus var. odoratus Torr.
1860. J. marginatus var. biflorus Chapm.
1903. J. aristulatus var. biflorus Small
 auct. Juncus aristulatusnon Michx. (1803)
Bog rush,
Large grass-leaved rush
Native,
Endangered,
NYNHP: 1[1]

Perennial,
Graminoid
  NYFA-1
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Note: [2]
  1. New York Natural Heritage Program. 2016. Online Conservation Guide for Juncus biflorus. Endangered, S1/G5.
  2. Flora of North America includes J. biflorus under J. marginatus, while Knapp & Naczi (2008), NRCS, ITIS, and NYFA all keep them separate, pending further research.
Juncus subg. Juncus sect. Iridifolii Edit
 
Juncus ensifolius
Juncus ensifolius has been considered native along the Delaware River and Endangered in New York State, but is now thought to be an introduced species in eastern North America.
Poales — Juncaceae — Juncus subg. Juncus sect. Iridifolii
Juncussect. Iridifolii Rush N.Y. Status Images Distribution NY NPT
 Wikstr.
var. ensifolius

1823. Juncus ensifolius Wikstr.
Ensiform rush,
Swordleaf rush,
Sword-leaved rush,
Dagger-leaved rush
Jonc à épées
Introduced from
 temperate E Asia,
 western N. America,
Potentially invasive,
 Invasive.org: [2],
Naturalized,
NSE: S1 G5

FACW

Perennial,
Herb-gaminoid
 
NYFA: 2 counties
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Juncus subg. Juncus sect. Juncus Edit
 
Juncus maritimus
The only member of the Juncus section collected in New York was Juncus maritimus, a Eurasian species, found within the years 1880 to 1903 in Brooklyn. These have been the only vouchered reports of this species in North America.
Poales — Juncaceae — Juncus subg. Juncus sect. Juncus''
Juncussect. Juncus Rush N.Y. Status Images Distribution NY NPT
 Lam.

1789. Juncus maritimus Lam.
Sea rush,
Seaside rush
Jonc maritime
Introduced from
 Eurasia,
 Macaronesia,
Impersistent,
Not naturalized,
NSE: Exotic G5

Perennial,
Graminoid
 
NYFA: Kings county
iNat: no observations
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Juncus subg. Juncus sect. Stygiopsis Edit
Poales — Juncaceae — Juncus subg. Juncus sect. Stygiopsis
Juncussect. Stygiopsis Rush N.Y. Status Images Distribution NY NPT
 L.
ssp. americanus (Buchenau) Hultén

1890. J. stygius var. americanus Buchenau
1943. J. stygius ssp. americanus Hultén
American moor rush,
American bog rush,
Marsh rush
Jonc des tourbières,
Jonc d’Amérique
Native,
No recent reports,
Endangered
  NYFA-Z
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Juncus subg. Juncus sect. Ozophyllum Edit
 
Juncus articulatus
Juncus sect. Ozophyllum Dumort. (1827), the largest Juncus section, with about 84 species worldwide,[1] is well represented in New York, with about 15 mostly-native species. Four of these are considered endangered in the state. One member, Juncus diffusissimus, is considered to be a native to the south-central United States, and has only recently been discovered on Long Island.[2]
Poales — Juncaceae — Juncus subg. Juncus sect. Ozophyllum
Juncussect. Ozophyllum Rush N.Y. Status Images Distribution NY NPT
 Michx.

1803. Juncus acuminatus Michx.
1861. Juncus pondii A.W.Wood
1867. J. acuminatus var. legitimus
1880. J. pallescens E.Mey.
non Lam. 1789
Sharp-fruit rush,
Sharp-fruited rush,
Tapertip rush,
Knotty-leaved rush
Jonc à tépales acuminés
Native,
Secure

Perennial,
Graminoid
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 L.
ssp. articulatus

1753. Juncus articulatus L.
1785. J. aquaticus (L.) All.
1796. J. stolonifer Wohll.
1800. J. lampocarpus Ehrh. ex Hoffm.
1867. J. articulatus var. obtusatus
Jointed rush,
Jointleaf rush
Jonc articulé,
Jonc à fruits luisants
Native,
Secure

Perennial,
Graminoid
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(Engelm.) Buchenau

1867. Juncus canadensis
var. brachycephalus
1890. Juncus brachycephalus Buchenau
Small-head rush,
Short-headed rush
Jonc à têtes courtes,
Jonc à tête courte
Native,
Secure

Perennial,
Graminoid
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(Engelm.) Fernald

1866. Juncus canadensis
var. brevicaudatus Engelm.
1900. J. tweedyi Rydb.
1904. J. brevicaudatus Fernald
Narrow-panicled rush,
Narrow-panicle rush,
Short-tailed rush
Jonc brévicaudé
Native,
Secure

Perennial,
Graminoid
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J.Gay ex LaHarpe

1825. Juncus canadensis
J.Gay ex Laharpe
Canada rush,
Canadian rush
Jonc du Canada
Native,
Secure

Perennial,
Graminoid
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 L.

1762. Juncus nodosus L.
1822. Juncus rostkovii E.Mey.
1944. Juncus nodosus
var. meridionalis F.J.Herm.
Knotted rush,
Jointed rush
Jonc noueux
Native,
Secure

Perennial,
Graminoid
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 E.Mey.

1823. Juncus pelocarpus E.Mey.
1856. J. articulatus var. pelocarpus
1860. J. abortivus Chapm.
1866. J. pelocarpus var. crassicaudex
1921. J. pelocarpus var. sabulonensis
Brownfruit rush,
Brown-fruited rush
Jonc à fruits bruns
Native,
Secure

Perennial,
Graminoid
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 Chaix

 auct. J. alpinusnon Vill.
    J. alpinus ssp. nodulosus Vill
Alpine rush,
Northern green rush
Jonc alpin,
Jonc des Alpes
Native,
Likely secure

Perennial,
Graminoid
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Note: [1]
Bigelow (1824)

Bayonet rush,
Jointed bog rush
Native,
Likely secure

Perennial,
Graminoid
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 Coville

1843. J. nodosus var. megacephalus
1862. J. megacephalus Alph.Wood (i)
1895. J. torreyi Coville
Torrey's rush,
Torrey rush
Jonc de Torrey
Native,
Likely secure

Perennial,
Graminoid
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(Engelm.) Coville & S.F. Blake

Woods-rush,
Woodland rush,
Engelmann's rush
Jonc subcaudé
Native,
Endangered,
NYNHP: 1[2]

Perennial,
Graminoid
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 Engelm.

Short-fruited rush,
Whiteroot rush
Native,
Endangered,
NYNHP: 1[3]

Perennial,
Graminoid
  NYFA-1
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Weak rush Native,
Endangered,
NYNHP: 1[4]

Perennial,
Graminoid
  NYFA-1
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 Lam.
var. scirpoides

1789. Juncus scirpoides Lam.
Sedge rush,
Needlepod rush,
Needle-pod rush,
Round-headed rush
Native, CoC: 10,
Endangered,
NYNHP: 1[5]

Perennial,
Graminoid
  NYFA-1
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 Buckley

Slimpod rush,
Slim-podded rush,
Slim-fruited rush
Introduced from
 southern US,
 midwestern US,
N. America native

Perennial,
Graminoid
 
NYFA: Suffolk
iNat: Richmond?
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Juncussect. Ozophyllum (excluded taxa) Rush N.Y. Status Images Distribution NY NPT
Lsm.
var. compositus R.M.Harper

    
    
    
Lobe-headed rush

N. America native,
N.Y. excluded
  NYFA-Excluded
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Juncus subg. Agathryon Edit

Juncus subg. Agathryon sect. Juncotypus Edit
Poales — Juncaceae — Juncus subg. Agathryon sect. Juncotypus
Juncussect. Juncotypus Rush N.Y. Status Images Distribution NY NPT
 Willd.
ssp. littoralis (Engelm.) Snogerup

1866. J. balticus var. littoralis
1878. J. arcticus var. balticus (i)
1931. J. litorum Rydb.
1953. J. arcticus ssp. balticus (i)
1962. J. arcticus ssp. littoralis
1979. J. arcticus var. littoralis
2002. J. balticus ssp. littoralis
Baltic rush,
Shoreline rush,
Mountain rush
Jonc des rivages
Native,
Secure
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 L.

1753. J. filiformis L.
Thread rush
Jonc filiforme
Native,
Secure
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 Laharpe

1825. J. pylaei Laharpe
1910. J. effusus var. pylaei
1921. J. effusus var. costulatus
Common rush,
Soft rush
Native,
Secure
  NYFA-5
USDA-N0
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 L.
ssp. solutus
(Fernald & Wiegand) Hämet-Ahti

1910. J. effusus var. solutus
1936. J. griscomii Fernald
1980. J. effusus ssp. solutus
Common rush,
Soft rush
Native,
Secure
  NYFA-5
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 L.

1753. J. conglomeratus L.
1819. J. communis var. conglomeratus
1867. J. effusus var. conglomeratus
1931. J. effusus var. caeruleomontanus
 auct. J. effusus var. compactus
non Lej. & Courtois
Compact rush,
Bunch-flowered soft rush
Introduced from
 Eurasia,
 NW Africa
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 L.

1753. J. inflexus L.
1794. J. glaucus Ehrh. ex Sibth.
1813. J. tenax Poir.
1813. J. tenax var. glaucus
1825. J. glaucescens Laharpe
Blue rush,
European meadow rush
Jonc courbé
Introduced from
 Africa,
 Eurasia
  NYFA-X
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Juncussect. Juncotypus (excluded taxa) Rush N.Y. Status Images Distribution NY NPT
L.
ssp. effusus

1753. J. effusus L.
1819. J. communis E. Mey.
1824. J. conglomeratus var. effusus
Common rush,
Common soft rush
N. America native,
N.Y. excluded

Perennial,
Graminoid
  NYFA-Excluded
USDA-NN
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VASCAN
FNA
Tropicos
LBJ
Images
Wikispecies
(Buchenau) Nakai

1890. J. effusus var. decipiens
1928. J. decipiens (Buchenau) Nakai
1946. J. effusus ssp. decipiens
Lamp rush,
Corkscrew rush
Introduced from
 Asia,
N.Y. excluded
NYFA-Excluded
Tropicos
EOL IUCN Red List: [3] Images
Wikispecies
Willd.

1799. Juncus arcticus Willd.
1809. Juncus balticus Willd. p.p.
1848. Juncus andicola Hook.
Arctic rush
Jonc arctique
N. America native,
N.Y. excluded

OBL-FACW

Perennial,
Graminoid
  NYFA-Excluded
USDA-MN
VASCAN
ARS-GRIN
FNA
Tropicos
Images
Wikispecies
ssp. balticus

1809. J. balticus Willd.
1878. J. arcticus var. balticus (i)
1896. J. balticus var. tenuis
1902. J. balticus var. lesueurii
Baltic rush
Jonc de la Baltique
Introduced,
N.Y. excluded
  NYFA-Excluded
USDA-X0
Kew WCSP
FNA
Images
Wikispecies
Juncus subg. Agathryon sect. Steirochloa Edit
Poales — Juncaceae — Juncus subg. Agathryon sect. Steirochloa
Juncussect. Steirochloa Rush N.Y. Status Images Distribution NY NPT
 Willd.

1799. Juncus tenuis Willd.
1800. Juncus gracilis Sm. nom. illeg.
1803. Juncus bicornis Michx.
1821. Juncus macer Gray
1824. Juncus gesneri Sm. nom. illeg.
1828. J. tenuis var. bicornis E.Mey.
1828. J. tenuis var. multicornis E.Mey.
1835. J. tenuis ssp. bicornis P.Fourn.
1841. Juncus smithii Kunth nom. illeg.
Path rush,
Slender rush,
Poverty rush
Jonc grêle,
Jonc ténu
Native, CoC: 0,
Secure
  NYFA-5
USDA-NN
Go Botany
VASCAN
Images
Wikispecies
(Wiegand) R.E.Brooks

1900. J. tenuis var. anthelatus Wiegand
1930. J. macer var. anthelatus Fernald
1938. J. macer fo. anthelatus F.J.Herm.
1938. J. macer fo. discretiflorus F.J.Herm.
1945. J. tenuis fo. discretiflorus Fernald
1999. Juncus anthelatus R.E.Brooks
Wiegand's rush,
Greater poverty rush,
Giant path rush
Jonc branchu
Native, CoC: 2,
Unranked,
SNR

FACW
  NYFA-U
USDA-NN
Go Botany
VASCAN
ITIS
FNA
Tropicos
Images
Wikispecies
 Wiegand

J. tenuis var. dudleyiJ. tenuis var. uniflorus
Dudley's rush Native, CoC: 2,
Secure
  NYFA-5
USDA-NN
Go Botany
Images
Wikispecies
 Oakes & Tuck.

Greene's rush Native, CoC: 4,
Secure
  NYFA-5
USDA-NN
Go Botany
Images
Wikispecies
 Loisel.
var. gerardii

Black-grass rush,
Saltmeadow rush,
Saltmarsh rush
Native, CoC: 9,
Secure
  NYFA-5
USDA-NN
Go Botany
Images
Wikispecies
 P.Beauv. ex Poir.

Lopsided rush,
Secund rush
Native, CoC: 10,
Likely secure
  NYFA-4
USDA-NN
Go Botany
Images
Wikispecies
 Elliott

Forked rush Native, CoC: 10,
Vulnerable
  NYFA-3?
USDA-N0
Go Botany
Images
Wikispecies
 Guss.

    J. bufonius var. halophilus
    J. bufonius var. ranarius
    J. ranarius
Frog rush,
Seasice rush,
Seaside rush,
Seaside toad rush
Native,
Endangered
  NYFA-1
USDA-NN
Go Botany
Images
Wikispecies
 Jacq.

Flattened rush,
Roundfruit rush,
Round-fruited rush
Introduced from
 Eurasia
  NYFA-X
USDA-XX
Go Botany
Images
Wikispecies
Juncussect. Steirochloa (excluded taxa) Rush N.Y. Status Images Distribution NY NPT
Engelm.

1866. Juncus vaseyi Engelmann
1967. Juncus greenei var. vaseyi
    
Vasey's rush N. America native,
excluded
NYFA-Excluded
USDA-NN
FNA
Tropicos
Images
Wikispecies
Juncus subg. Agathryon sect. Tenageia Edit
 
Juncus bufonius - toad rush,
inflorescence

Poales — Juncaceae — Juncus subg. Agathryon sect. Tenageia
Juncussect. Tenageia Rush N.Y. Status Images Distribution NY NPT
 L.

Toad rush Native, CoC: 1,
Secure

FACW
  NYFA-5
USDA-NN
Go Botany
VASCAN
Images
Wikispecies
Juncussect. Tenageia (excluded taxa) Rush N.Y. Status Images Distribution NY NPT
Mack.

1929. Juncus coriaceus Mack.
Leathery rush N. America native,
N.Y. excluded
  NYFA-Excluded
USDA-N0
ARS-GRIN
ITIS
FNA
Images
Wikispecies

Oreojuncus Edit

Poales — Juncaceae — Oreojuncus
Oreojuncus Highland rush N.Y. Status Images Distribution NY NPT
(L.) Zav.Drabk. & Kirschner

1753. Juncus trifidus L. (i)
1762. J. monanthos Jacq.
1825. J. trifidus var. pleianthos
1901. J. alpestris (L.) Bubani (i)
2013. Oreojuncus trifidus
(L.) Zav.Drabk. & Kirschner
Highland rush Native, CoC: 10,
Threatened

FACU

Perennial,
Graminoid
  NYFA-2
USDA-NN
Go Botany
FNA
Tropicos
IPN
LBJ
Images
Wikispecies