Flora of New York/Cyperaceae 1

← Poales (2) Juncaceae	Flora of New York — Poales (3) : Cyperaceae (1) Sclerieae, Cladieae, Schoeneae, Scirpeae				→ Poales (4) Cyperaceae (2) Cariceae
	Table of contents	Genus index	Protected species index	Invasive species index

Family Cyperaceae

The Cyperaceae (sedge family) contains grass-like monocots, most of which have stems with triangular cross-sections.^[1].^[2]

Cyperaceae

Mapanioideae

	Hypolytreae

	Chrysitricheae

Cyperoideae

Trilepideae

Cladieae—Cladium mariscoides (twig rush)

	Bisboeckelereae

	Sclerieae—Scleria spp. (6 nut sedges, nut rushes)

Carpheae

Cryptangieae

Schoeneae

Rhynchosporeae—Rhynchospora spp. (13 beak sedges)

Dulichieae—Dulichium arundinaceum (three-way sedge)

Khaosokieae

Calliscirpeae

Scirpeae

	Scirpus spp. (19 bulrushes)

	Eriophorum spp. (5 cotton grasses)

Trichophoreae—Trichophorum spp. (4 club sedges)

	Sumatroscirpeae

	Cariceae—Carex spp. (227 sedges)

Eleocharideae—Eleocharis spp. (29 spike rushes)

Abilgaardieae

	Fimbristylis spp. (3 fimbries)

	Bulbostylis capillaris (tufted hair sedge)

Bolboschoeneae—Bolboschoenus spp. (7 tuberous bulrushes)

Fuireneae—Fuirena spp. (2 tumbrella grasses)

Schoenoplecteae—Schoenoplectus spp. (10 bulrushes)

	Pseudoschoeneae—Schoenoplectiella spp. (5 bulrushes)

	Cypereae—Cyperus spp. (37 flat sedges)

Subfamily Cyperoideae

Tribe Cladieae

Cladium

Cladium mariscoides

Fen-sedge, sawgrass or twig-sedge (Cladium) is a genus with few species, of which only Cladium mariscoides is known to New York State.

Poales — Cyperaceae — Cyperoideae — Cladieae — Cladium
Genus Cladium	Sawgrass	N.Y. Status	Images	Distribution	NY NPT
Cladium mariscoides (Muhl.) Torr. 1817. Schoenus mariscoides Muhl 1836. Cladium mariscoides (Muhl.) Torr. 1891. Mariscus mariscoides (Muhl.) Kuntze 1922. Cladium mariscoides f. congestum Fernald 1923. Mariscus mariscoides f. congestum (Fernald) Fernald	Twig rush ⓘ Smooth sawgrass ⓘ Smooth saw-grass ⓘ Fen sedge ⓘ	Native, CoC: 9, Secure, S5, G5 OBL Perennial, Graminoid		NYFA: 5	USDA-NN Go Botany Images Wikispecies

Tribe Sclerieae

Scleria

Scleria triglomerata

Poales — Cyperaceae — Cyperoideae — Sclerieae — Scleria
Genus Scleria P.J.Bergius	Nutsedge / nutrush	N.Y. Status	Images	Distribution	NY NPT
Scleria verticillata Muhl. ex Willd. 1805. Scleria verticillata Muhl. ex Willd. 1837. Scleria tenella Kunth	Low nut sedge, Low nutsedge, Low nutrush Sclérie verticillée	Native, CoC: 10, Endangered, S1, G5 OBL Annual, Graminoid		Essex, Genesee, Monroe, Nassau, Ontario, Queens, Seneca, Yates NYFA: 1	USDA-NN Go Botany VASCAN ITIS FNA Tropicos Images Wikispecies
Scleria pauciflora Muhl. ex Willd. 1805. Scleria pauciflora Muhl. ex Willd. 1805. Scleria caroliniana Willd. (i) 1871. Scleria pauciflora var. caroliniana Alph.Wood 1906. Scleria pauciflora var. kansana Fernald 1926. Scleria ciliata var. pauciflora (Muhl. ex Willd.) Kük.	Few-flowered nutsedge, Few-flowered nutrush, Papillose nutrush, Carolina nutrush Sclérie pauciflore	Native, CoC: 10, Endangered, NYNHP: 1^[1] FACU Perennial, Graminoid		Dutchess, Nassau, Queens, Seneca, Suffolk NYFA: 1	USDA-N0 Go Botany VASCAN FNA Tropicos Images Wikispecies
Genus Scleria triglomerata group	Nutsedge / nutrush	N.Y. Status	Images	Distribution	NY NPT
Scleria triglomerata Michx. 1803. Scleria triglomerata Michx. 1834. Cladium triglomeratum (Michx.) Nees 1837. Scleria nitida Willd. ex Kunth 1842. Trachylomia triglomerata (Michx.) Nees 1855. Scleria flaccida Steud.	Whip nut sedge, Whip nutsedge, Whip nutrush, Tall nutrush, Whipgrass Sclérie à trois glomérules	Native, CoC: 10, Endangered, NYNHP: 1^[2] FAC Perennial, Graminoid		NYFA: 1	USDA-NN Go Botany VASCAN ITIS FNA Tropicos LBJ Images Wikispecies
Scleria minor (Britton) W.Stone 1885. Scleria triglomerata var. gracilis Britton 1896. Scleria triglomerata var. minor Britton 1912. Scleria minor (Britton) W.Stone	Slender nut sedge, Slender nutrush	Native, CoC: 10, Endangered, NYNHP: 1^[3] FACW Perennial, Graminoid		NYFA: 1	USDA-N0 Go Botany-0 FNA Tropicos Images Wikispecies
Genus Scleria reticularis group	Nutsedge / nutrush	N.Y. Status	Images	Distribution	NY NPT
Scleria reticularis Michx. 1803. Scleria reticularis Michx. 1884. Scleria reticularis var. reticularis Michx. 1884. Scleria reticularis var. pumila Britton	Netted nut sedge, Netted nutsedge, Netted nutrush	Native, CoC: 10, Rare OBL Annual, Graminoid		NYFA: 3	USDA-NN Go Botany ITIS FNA Tropicos LBJ Images Wikispecies
Scleria muehlenbergii Steud. auct. Scleria setacea non Poir. 1806 1841. Scleria muehlenbergii Steud. 1885. Scleria reticularis var. pubescens Britton 1923. Scleria stevensiana Britton	Muhlenberg's nut sedge, Muhlenberg's nutrush	Native, CoC: 10, Endangered FACW-FAC Annual/perennial, Graminoid		NYFA: 1	USDA-NN FNA Tropicos Images Wikispecies
↑ New York Natural Heritage Program. 2024. Online Conservation Guide for Scleria pauciflora var. caroliniana. Endangered, S1/G5T4T5. ↑ New York Natural Heritage Program. 2024. Online Conservation Guide for Scleria triglomerata. Endangered, S1/G5. ↑ New York Natural Heritage Program. 2024. Online Conservation Guide for Scleria minor. Endangered, S1/G4.

Tribe Rhynchosporeae

Tribe Rhynchosporeae contains the single genus Rhynchospora.

Rhynchospora

Rhynchospora alba

Beak-rush or rhynchospore (Rhynchospora Vahl.)^[1]

↑ Rhynchospora in Flora of North America

Extant Rhynchospora species

Poales — Cyperaceae — Cyperoideae — Schoeneae — Rhynchospora
Genus Rhynchospora Vahl	Beaksedge	N.Y. Status	Images	Distribution	NY NPT
Rhynchospora alba (L.) Vahl 1753. Schoenus albus L. 1792. Mariscus albus (L.) Gilib. (i) 1796. Scirpus albus (L.) Salisb. 1805. Rhynchospora alba (L.) Vahl 1917. Triodon albus (L.) Farw. 1920. Phaeocephalum album (L.) House 1929. Dichromena alba (L.) J.F. Macbr.	White beak sedge, White beaksedge, White beak-rush	Native, CoC: 10, Secure, S5, G5 OBL Perennial, Graminoid		NYFA: 5 iNat	USDA-NN Go Botany VASCAN ARS-GRIN Tropicos Images Wikispecies
Rhynchospora capitellata (Michx.) Vahl 1803. Schoenus capitellatus Michx. 1805. Rhynchospora capitellata (Michx.) Vahl in…	Brownish beaksedge, Brownish beak-rush	Native, CoC: 5, Secure, S5, G5 OBL Perennial, Graminoid		NYFA: 5 iNat	USDA-NN Go Botany ARS-GRIN Images Wikispecies
Rhynchospora capillacea Torr. 1823. Rhynchospora capillacea Torr.	Horned beak-rush, Needle beaksedge	Native, CoC: 10, Likely secure, S4, G4 OBL Perennial, Graminoid		NYFA: 4 iNat	USDA-NN Go Botany Images Wikispecies
Rhynchospora fusca (L.) W.T.Aiton 1810. Rhynchospora fusca (L.) W.T.Aiton	Brown beaksedge, Brown beak-rush	Native, CoC: 10, Rare, S3-4, G4-5 OBL Perennial, Graminoid		NYFA: 17 counties iNat	USDA-NN Go Botany Images Wikispecies
Rhynchospora macrostachya Torr. ex A.Gray 1835. Rhynchospora macrostachya Torr. ex A.Gray	Tall beaked-rush, Tall horned beaksedge, Tall beaksedge	Native, CoC: 10, Rare, S2, G4 OBL Perennial, Graminoid		Nassau, Oswego, Suffolk, Westchester NYFA: 3 iNat	USDA-N0 Go Botany ITIS FNA Images Wikispecies
Rhynchospora scirpoides (Torr.) Griseb. 1866. Rhynchospora scirpoides (Torr.) Griseb.	Longbeak beaksedge, Long-beaked bald-rush	Native, CoC: 10, Rare, S2, G4 OBL Annual, Graminoid		Suffolk (1927-94), Westchester (2001) NYFA: 3 iNat	USDA-N0 Go Botany Images Wikispecies
Rhynchospora inundata (Oakes) Fernald 1918. Rhynchospora inundata (Oakes) Fernald	Horned beak sedge ⓘ Drowned horned-rush ⓘ Narrowfruit horned-beaksedge ⓘ Narrowfruit horned beaksedge ⓘ Narrow-fruited beaksedge ⓘ	Native, CoC: 10, Threatened, S1, G3-4 OBL Perennial, Graminoid		Suffolk (1871-1994) NYFA: 2 iNat	USDA-N0 Go Botany Images Wikispecies
Rhynchospora nitens (Vahl) A.Gray 1867. Rhynchospora nitens (Vahl) A.Gray	Bald-rush, Short-beaked beaksedge	Native, CoC: 10, Threatened, S2, G? OBL Annual, Graminoid		Suffolk (1872-1993) NYFA: 2 iNat	USDA-NN Go Botany Images Wikispecies

Extirpated Rhynchospora species

Poales — Cyperaceae — Cyperoideae — Schoeneae — Rhynchospora
Genus Rhynchospora Vahl	Beaksedge	N.Y. Status	Images	Distribution	NY NPT
Rhynchospora chalarocephala Fernald & Gale 1940. Rhynchospora chalarocephala in…	Loosehead beaksedge, Loose-head beak-rush	Native, CoC: 10, Likely extirpated, Last collected 1932, SX, G5 OBL Perennial, Graminoid		Suffolk (1927-1932) NYFA: Z	USDA-N0 FNA Images Wikispecies
Rhynchospora torreyana A.Gray 1835. Rhynchospora torreyana A.Gray	Torrey beak-rush, Torrey's beaksedge	Native, CoC: 10, Likely extirpated, Last collected 1929, SX, G4 FACW Perennial, Graminoid		Suffolk (1929) NYFA: 1Z	USDA-N0 Go Botany Images Wikispecies
Rhynchospora recognita (Gale) Kral 1920. Phaeocephalum cymosum House 1931. Dichromena cymosa J.F.Macbr. 1944. Rhynchospora globularis var. recognita Gale 1999. Rhynchospora recognita (Gale) Kral	Globe beak-rush	Native, CoC: 10, Likely extirpated, Last collected 1924, SX, G5? FACW Perennial, Graminoid		NYFA: Z	USDA-N0 FNA Tropicos Images Wikispecies
Rhynchospora pallida M.A.Curtis	Pale beaksedge, Pale beak-rush	Native, Likely extirpated, Last collected 1921 Perennial, Graminoid		NYFA: Z	USDA-N0 Images Wikispecies
Rhynchospora gracilenta A.Gray	Slender beaksedge	Native, Likely extirpated, Last collected 1843 Perennial, Graminoid		NYFA: Z	USDA-N0 Images Wikispecies
Rhynchospora globularis (Chapm.) Small var. globularis 1933. Rhynchospora globularis (Chapm.) Small	Globe beaksedge	Native, No recent reports Perennial, Graminoid		NYFA: Z	USDA-N0 Images Wikispecies
Rhynchospora cephalantha A.Gray 1835. Rhynchospora cephalantha A.Gray	Bunched beaksedge, Capitate beak-rush	Native, Likely extirpated, No sources Perennial, Graminoid		NYFA: Z	USDA-N0 Images Wikispecies
Genus Rhynchospora Vahl (excluded taxa)	Beaksedge	N.Y. Status	Images	Distribution	NY NPT
Rhynchospora macra	Large beaksedge	N. America native, N.Y. excluded		NYFA-Excluded	USDA-N0 FNA Images Wikispecies
Rhynchospora glomerata	Clustered beaksedge	N. America native, N.Y. excluded		NYFA-Excluded	USDA-N0 FNA Images Wikispecies

Tribe Dulichieae

Tribe Dulichieae is characterized by distichous spikelets and flowers, scale-like spikelet prophylls subtending flowers, and long narrow beaks on fruits. Genera include Blysmus (3 sp.), Blysmopsis (1 sp.), and Dulichium (1 sp.).^[1]

↑ Isabel Larridon et al. (2021), A new classification of Cyperaceae (Poales) supported by phylogenomic data. J. Syst. Evol., 59: 852-895. https://doi.org/10.1111/jse.12757

Dulichium

Dulichium arundinaceum

Poales — Cyperaceae — Cyperoideae — Dulichieae — Dulichium
Genus Dulichium	Threeway sedge	N.Y. Status	Images	Distribution	NY NPT
Dulichium arundinaceum (L.) Britton var. arundinaceum 1753. Cyperus arundinaceus L. in Sp. Pl.:44 1753. Cyperus ferrugineus L. in Sp. Pl.:44 1762. Schoenus spathaceus L. in Sp. Pl., ed. 2.:63 1767. Cyperus spathaceus (L.) L. in Syst. Nat., ed. 12. 2:735 1803. Scirpus spathaceus (L.) Michx. in Fl. Bor.-Amer. 1:32 1805. Dulichium canadense Rich. in C.H.Persoon, Syn. Pl. 1:65 1805. Dulichium spathaceum (L.) Rich. in C.H.Persoon, Syn. Pl. 1:65 1805. Schoenus angustifolius Vahl in Enum. Pl. Obs. 2:225 1816. Sparganium trifidum Poir. in J.B.A.M.de Lamarck, Encycl., Suppl. 4: 723 1822. Scirpus tegetalis Burch. in Trav. S. Africa 1: 260 1894. Dulichium arundinaceum (L.) Britton in Bull. Torrey Bot. Club 21:29	Three-way sedge Threeway sedge Duliche roseau	Native, CoC: 8, Secure OBL Perennial, Graminoid, Heliophily: 8		NYFA: 59 counties iNat: 50 counties	USDA-NN POWO FSUS Go Botany VASCAN Images Wikispecies

Tribe Scirpeae

Eriophorum

Poales — Cyperaceae — Cyperoideae — Scirpeae — Eriophorum
Genus Eriophorum	Cottongrass	N.Y. Status	Images	Distribution	NY NPT
Eriophorum virginicum L.	Tawny cottongrass, Tawny cotton-grass	Native, Secure		NYFA: 5	USDA-NN Go Botany Images Wikispecies
Eriophorum vaginatum L. 1753. Eriophorum vaginatum L. 1874. Eriophorum callithrix Lange 1910. Eriophorum fauriei E.G.Camus 1925. Eriophorum spissum Fernald 1931. Eriophorum scabridum Ohwi	Tussock cottongrass, Tussock cotton-grass, Sheathed cottongrass, Hare's-tail cottongrass Linaigrette à large gaine, Linaigrette gainée	Native, Secure		NYFA: 5	USDA-NN Go Botany ARS-GRIN FNA Images Wikispecies
Eriophorum tenellum Nutt.	Fewnerved cottongrass, Rough cotton-grass	Native, Secure		NYFA: 5	USDA-NN Go Botany Images Wikispecies
Eriophorum viridicarinatum (Engelm.) Fernald	Green keeled cotton-grass, Thinleaf cottonsedge	Native, Secure		NYFA: 5	USDA-NN Go Botany Images Wikispecies
Eriophorum gracile W.D.J.Koch	Slender cottongrass, Slender cotton-grass	Native, Likely secure		NYFA: 4	USDA-NN Go Botany Images Wikispecies
Genus Eriophorum (excluded taxa)	Cottongrass	N.Y. Status	Images	Distribution	NY NPT
Eriophorum angustifolium Honck. ssp. angustifolium 1753. Eriophorum polystachion L. nom. utique rej. 1782. E. angustifolium Honck. 1819. E. angustifolium var. majus F.W.Schultz 1936. E. angustifolium ssp. scabriusculum Hultén (uncertain application) 1962. E. angustifolium ssp. subarcticum (V.N.Vassil.) Hultén	Narrow-leaved cotton-grass, Tall cottongrass Linaigrette à feuilles étroites	N. America native, N.Y. excluded		NYFA-Excluded	USDA-NN Go Botany FNA Tropicos Images Wikispecies

Scirpus

Scirpus atrovirens

Bulrushes (Scirpus spp.) previously included Bolboschoenus, Schoenoplectus, and Trichophorum.

Poales — Cyperaceae — Cyperoideae — Scirpeae — Scirpus
Genus Scirpus	Bulrush	N.Y. Status	Images	Distribution	NY NPT
Scirpus pendulus Muhl. 1817. Scirpus pendulus Muhl. in Descr. Gram.:44 1817. Scirpus lineatus Muhl. in Descr. Gram.:45, nom. illeg. 1931. Scirpus lineatus f. elongatus Eames in Rhodora 33:168 1989. Scirpus pendulus f. elongatus (Eames) C.F.Reed in Phytologia 67:453	Pendulous bulrush Nodding bulrush Rufous bulrush Scirpe a epis pendants Scirpe pendant	Native, CoC: 1, Secure, S5, G5 OBL Perennial, Graminoid, Heliophily: 7		NYFA: 37 counties iNat: 16 counties GBIF: present in NY	USDA-NN POWO FSUS Go Botany VASCAN Images Wikispecies
Scirpus hattorianus Makino 1928. Scirpus atrovirens subvar. viviparus Farw. 1933. Scirpus hattorianus Makino 2012. Scirpus atrovirens ssp. hattorianus Makino	Mosquito bulrush, Early dark-green bulrush Scirpe de Hattori	Native, CoC: 1, Secure OBL Perennial, Graminoid		NYFA: 5	USDA-NN Go Botany VASCAN FNA Tropicos Images Wikispecies
Scirpus atrovirens Willd. 1809. Scirpus atrovirens Willd. 1906. Scirpus atrovirens var. pycnocephalus Fernald	Dark-green bulrush, Darkgreen bulrush, Green bulrush, Black bulrush Scirpe noirâtre, Scirpe vert sombre	Native, CoC: 2, Secure OBL Perennial, Graminoid		NYFA: 5	USDA-NN Go Botany VASCAN ARS-GRIN FNA Tropicos Images Wikispecies
Scirpus cyperinus (L.) Kunth 1762. Eriophorum cyperinum L. 1805. Trichophorum cyperinum (L.) Pers. 1837. Scirpus cyperinus (L.) Kunth 1856. Scirpus eriophorum var. cyperinus A.Gray 1906. Scirpus cyperinus var. pelius Fernald 1945. Scirpus rubricosus Fernald	Woolgrass, Common woolly bulrush, Common wool-grass, Common woolsedge, Brown woolly sedge Scirpe souchet	Native, CoC: 4, Secure OBL-FACW Perennial, Graminoid		NYFA:	USDA-NN Go Botany VASCAN ARS-GRIN FNA Tropicos Images Wikispecies
Scirpus atrocinctus Fernald 1899. Scirpus atrocinctus Fernald 1899. Scirpus atrocinctus var. brachypodus Fernald 1900. Eriophorum cyperinum var. atrocinctum Farw. 1946. Scirpus cyperinus var. brachypodus Gilly 1981. Trichophorum atrocinctum Á.Löve & D.Löve	Blackgirdle bulrush, Black-girdled wool-grass, Black-girdled woolsedge, Woolgrass bulrush Scirpe à ceinture noire	Native, CoC: 5, Secure OBL-FACW Perennial, Graminoid		NYFA: 5	USDA-NN Go Botany VASCAN ITIS FNA Tropicos Images Wikispecies
Scirpus microcarpus J.Presl & C.Presl 1828. Scirpus microcarpus J.Presl & C.Presl 1900. Scirpus rubrotinctus Fernald 1922. Scirpus microcarpus var. confertus (Fernald) House	Barber-pole bulrush ⓘ Panicled bulrush Small-fruited bulrush	Native, CoC: 6, Secure OBL Perennial, Graminoid		NYFA: 5	USDA-NN Go Botany Images Wikispecies
Scirpus polyphyllus Vahl	Leafy bulrush	Native, CoC: 6, Secure OBL Perennial, Graminoid		NYFA: 5	USDA-N0 Go Botany Images Wikispecies
Scirpus pedicellatus Fernald	Stalked bulrush, Stalked woolgrass	Native, CoC: 7, Secure OBL Perennial, Graminoid		NYFA: 5	USDA-NN Go Botany Images Wikispecies
Scirpus expansus Fernald 1900. Scirpus sylvaticus var. bissellii Fernald 1923. Scirpus microcarpus var. bissellii (Fernald) House 1943. Scirpus expansus Fernald	Wood bulrush, Woodland beak-rush, Woodland bulrush	Native, CoC: 6, Likely secure OBL Perennial, Graminoid		NYFA: 4	USDA-NN Go Botany Images Wikispecies
Scirpus georgianus R.M.Harper 1900. Scirpus georgianus R.M.Harper 1921. Scirpus atrovirens var. georgianus Fernald	Georgia bulrush	Native, CoC: 1, Endangered, NYNHP: 1^[1] OBL Perennial, Graminoid		NYFA: 1	USDA-NN Go Botany FNA Tropicos Images Wikispecies
Scirpus ancistrochaetus Schuyler	Northeastern bulrush	Native, CoC: 10, Endangered, FWS OBL Perennial, Graminoid		NYFA: 1	USDA-NN Go Botany Images Wikispecies Note: [1]
Scirpus longii Fernald 1911. Scirpus longii Fernald	Long's bulrush Scirpe de Long	Native, Likely extirpated		NYFA: Z	USDA-NN Go Botany VASCAN ARS-GRIN ITIS FNA Tropicos NatureServe BONAP Images Wikispecies
↑ New York Natural Heritage Program. 2024. Online Conservation Guide for Scirpus georgianus. Endangered, S1/G5.

Scirpus hybrids

Poales — Cyperaceae — Cyperoideae — Scirpeae — Scirpus
Genus Scirpus natural hybrids	Hybrid wool-grass & bulrush	N.Y. Status	Images	Distribution	NY NPT
S. atrocinctus × cyperinus Scirpus atrocinctus × Scirpus cyperinus	Hybrid wool-grass, Hybrid of black-girdled wool-grass & common wool-grass	Native, Unranked		NYFA: U	Images Wikispecies
S. atrocinctus × hattorianus Scirpus atrocinctus × Scirpus hattorianus	Hybrid bulrush, Hybrid of black-girdled wool-grass & mosquito bulrush	Native, Unranked		NYFA: U	Images Wikispecies
S. atrovirens × hattorianus Scirpus atrovirens × Scirpus hattorianus	Hybrid bulrush, Hybrid of dark-green bulrush & mosquito bulrush	Native, Unranked		NYFA: U	Images Wikispecies
S. atrovirens × polyphyllus Scirpus atrovirens × Scirpus polyphyllus	Hybrid bulrush, Hybrid of dark-green bulrush & leafy bulrush	Native, Unranked		NYFA: U	Images Wikispecies
S. cyperinus × pedicellatus Scirpus cyperinus × Scirpus pedicellatus	Hybrid wool-grass, Hybrid of common wool-grass & stalked wool-grass	Native, Unranked		NYFA: U	Images Wikispecies
S. expansus × microcarpus Scirpus expansus × Scirpus microcarpus	Hybrid bulrush, Hybrid of wood bulrush & barber-pole bulrush	Native, Unranked		NYFA: U	Images Wikispecies
Genus Scirpus (excluded taxa)	Hybrid wool-grass	N.Y. Status	Images	Distribution	NY NPT
S. atrocinctus × pedicellatus Scirpus atrocinctus × Scirpus pedicellatus	Hybrid wool-grass, Hybrid of black-girdled wool-grass & stalked wool-grass	N. America native, N.Y. excluded		NYFA-Excluded	Images Wikispecies
S. atrovirens × cyperinus Scirpus atrovirens × Scirpus cyperinus	Hybrid wool-grass, Hybrid of black-girdled wool-grass & common wool-grass	N. America native, N.Y. excluded		NYFA-Excluded	Images Wikispecies
Scirpus × peckii Britton Scirpus atrocinctus × Scirpus hattorianus 1892. Scirpus × peckii Britton	Peck's bulrush Scirpe de Peck	N. America native, N.Y. excluded OBL Perennial, Graminoid		NYFA: 3?	USDA-NN Go Botany VASCAN ITIS Images Wikispecies

Tribe Trichophoreae

Tribe Trichophoreae Léveillé-Bourret & J.R.Starr contains the single species Trichophorum.^[1]

↑ Stevens, P. F. (2001 onwards). Angiosperm Phylogeny Website. Version 14, July 2017 (Page last updated: 05/25/2021). http://www.mobot.org/MOBOT/research/APweb/

Trichophorum

Trichophorum cespitosum

Poales — Cyperaceae — Cyperoideae — Scirpeae — Trichophorum
Genus Trichophorum	Bulrush	N.Y. Status	Images	Distribution	NY NPT
Trichophorum alpinum (L.) Pers. 1753. Eriophorum alpinum L. 1805. Trichophorum alpinum (L.) Pers. 1906. Scirpus hudsonianus (Michx.) Fernald 1918. Leucocoma alpina (L.) Rydb. 1971. Baeothryon alpinum (L.) T.V.Egorova	Alpine bulrush, Alpine cotton-grass	Native, Secure		NYFA: 5	USDA-NN Images Wikispecies
Trichophorum planifolium (Spreng.) Palla 1913. Trichophorum planifolium (Spreng.) Palla	Bashful bulrush	Native, Secure		NYFA: 5	Images Wikispecies
Trichophorum cespitosum (L.) Hartm. ssp. cespitosum 1849. Trichophorum cespitosum (L.) Hartm.	Deer's-hair club sedge, Deer's hair sedge, Deergrass, Deerhair bulrush, Tufted bulrush	Native, CoC: 10, Threatened FACU Perennial, Graminoid		NYFA: 2	Images Wikispecies
Trichophorum clintonii (A.Gray) S.G.Sm. 1995. Trichophorum clintonii (A.Gray) S.G.Sm.	Clinton's bulrush	Native, CoC: 10, Endangered FACU Perennial, Graminoid		NYFA: 1	USDA-NN Images Wikispecies

[1] Stevens, P. F. (2001 onwards). Angiosperm Phylogeny Website. Version 14, July 2017 (Page last updated: 05/25/2021). http://www.mobot.org/MOBOT/research/APweb/

[2] Isabel Larridon et al. (2021), A new classification of Cyperaceae (Poales) supported by phylogenomic data. J. Syst. Evol., 59: 852-895. https://doi.org/10.1111/jse.12757

[3] New York Natural Heritage Program. 2024. Online Conservation Guide for Scleria pauciflora var. caroliniana. Endangered, S1/G5T4T5.

[4] New York Natural Heritage Program. 2024. Online Conservation Guide for Scleria triglomerata. Endangered, S1/G5.

[5] New York Natural Heritage Program. 2024. Online Conservation Guide for Scleria minor. Endangered, S1/G4.

[6] Rhynchospora in Flora of North America

[7] Isabel Larridon et al. (2021), A new classification of Cyperaceae (Poales) supported by phylogenomic data. J. Syst. Evol., 59: 852-895. https://doi.org/10.1111/jse.12757

[8] New York Natural Heritage Program. 2024. Online Conservation Guide for Scirpus georgianus. Endangered, S1/G5.

[9] Stevens, P. F. (2001 onwards). Angiosperm Phylogeny Website. Version 14, July 2017 (Page last updated: 05/25/2021). http://www.mobot.org/MOBOT/research/APweb/

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