Cyperaceae taxon details
Eleocharis ovata (Roth) Roem. & Schult.
1680523 (urn:lsid:marinespecies.org:taxname:1680523)
accepted
Species
Bulbostylis ovata Steven · unaccepted
Bulbostylis ovatus (Roth) Steven · unaccepted
Clavula ovata (Roth) Dumort. · unaccepted
Cyperus ovatus (Roth) Missbach & E.H.L.Krause · unaccepted
Eleocharis annua House · unaccepted
Eleocharis ovata f. sessitensis A.Terracc. · unaccepted
Eleocharis ovata var. aphanactis J.W.Moore · unaccepted
Eleocharis ovata var. heuseri Uechtr. · unaccepted
Eleocharis ovata var. humifusa A.Terracc. · unaccepted
Eleocharis ovata var. italica A.Terracc. · unaccepted
Eleocharis ovata var. minima Beck · unaccepted
Eleocharis ovata var. nipponica H.Hara · unaccepted
Eleocharis ovata var. obtusa Kük. ex Skottsb. · unaccepted
Eleocharis ovata var. ovata (Roth) Roem. & Schult. · unaccepted
Eleocharis soloniensis (Dubois) H.Hara · unaccepted
Eleocharis soloniensis var. nipponica H.Hara · unaccepted
Eleogenus ovatus (Roth) Nees · unaccepted
Scirpus annuus Thuill. · unaccepted
Scirpus capitatus Schreb. · unaccepted
Scirpus compressus Moench · unaccepted
Scirpus elegantulus Steud. · unaccepted
Scirpus multicaulis C.C.Gmel. · unaccepted
Scirpus ovatus Roth · unaccepted
Scirpus soloniensis Dubois · unaccepted
Scirpus turgidus Pers. · unaccepted
Trichophyllum ovatum (Roth) House · unaccepted
- Forma Eleocharis ovata f. sessitensis A.Terracc. accepted as Eleocharis ovata (Roth) Roem. & Schult.
- Variety Eleocharis ovata var. aphanactis J.W.Moore accepted as Eleocharis ovata (Roth) Roem. & Schult.
- Variety Eleocharis ovata var. detonsa (A.Gray) Mohlenbr. accepted as Eleocharis engelmannii Steud.
- Variety Eleocharis ovata var. engelmannii (Steud.) Britton accepted as Eleocharis engelmannii Steud.
- Variety Eleocharis ovata var. gaetula Maire accepted as Eleocharis caduca (Delile) Schult.
- Variety Eleocharis ovata var. heuseri Uechtr. accepted as Eleocharis ovata (Roth) Roem. & Schult.
- Variety Eleocharis ovata var. humifusa A.Terracc. accepted as Eleocharis ovata (Roth) Roem. & Schult.
- Variety Eleocharis ovata var. italica A.Terracc. accepted as Eleocharis ovata (Roth) Roem. & Schult.
- Variety Eleocharis ovata var. minima Beck accepted as Eleocharis ovata (Roth) Roem. & Schult.
- Variety Eleocharis ovata var. nipponica H.Hara accepted as Eleocharis ovata (Roth) Roem. & Schult.
- Variety Eleocharis ovata var. obtusa Kük. ex Skottsb. accepted as Eleocharis ovata (Roth) Roem. & Schult.
- Variety Eleocharis ovata var. ovata (Roth) Roem. & Schult. accepted as Eleocharis ovata (Roth) Roem. & Schult.
terrestrial
Not documented
Description Culms 2–35 cm × 0.3–1 mm. Leaves: apex of distal leaf sheath obtuse to acute, tooth to 0.2 mm. Spikelets ovoid, 2–8...
Taxonomic remark Source in seed data: wcs Update namepublishedIn from Syst. Veg. 2: 152 1817 to Syst. Veg., ed. 15 bis 2: 152 (1817),...
Description Culms 2–35 cm × 0.3–1 mm. Leaves: apex of distal leaf sheath obtuse to acute, tooth to 0.2 mm. Spikelets ovoid, 2–8 × 2–4 mm, apex acute (to blunt); floral scales 25–100+, ca. 10 per mm of rachilla, orange-brown, rarely stramineous, ovate, 1.5–2 × 1 mm, midribs often keeled in distal part of spikelet, apex rounded to subacute. Flowers: perianth bristles present, rarely absent, (5–)6–7, brown, fairly slender, exceeding tubercle; stamens 2(–3); anthers brown, 0.3 mm; styles 2-fid or some 3-fid. Achenes 0.75–1 × 0.6–0.85 mm. Tubercles deltoid, 0.3–0.5 × 0.3–0.5 mm, 3/5 of to as high as wide, 1/3–2/3 as high and 1/2–3/4 as wide as achene. 2n = 10.Culms 2–35 cm × 0.3–1 mm. Leaves: apex of distal leaf sheath obtuse to acute, tooth to 0.2 mm. Spikelets ovoid, 2–8 × 2–4 mm, apex acute (to blunt); floral scales 25–100+, ca. 10 per mm of rachilla, orange-brown, rarely stramineous, ovate, 1.5–2 × 1 mm, midribs often keeled in distal part of spikelet, apex rounded to subacute. Flowers: perianth bristles present, rarely absent, (5–)6–7, brown, fairly slender, exceeding tubercle; stamens 2(–3); anthers brown, 0.3 mm; styles 2-fid or some 3-fid. Achenes 0.75–1 × 0.6–0.85 mm. Tubercles deltoid, 0.3–0.5 × 0.3–0.5 mm, 3/5 of to as high as wide, 1/3–2/3 as high and 1/2–3/4 as wide as achene. 2n = 10. [details]
Taxonomic remark Source in seed data: wcs Update namepublishedIn from Syst. Veg. 2: 152 1817 to Syst. Veg., ed. 15 bis 2: 152 (1817),...
Taxonomic remark Source in seed data: wcs Update namepublishedIn from Syst. Veg. 2: 152 1817 to Syst. Veg., ed. 15 bis 2: 152 (1817), information provided by Alan E. on email Jun. 07 2021 More details could be found in [details]
Cyperaceae Working Group. (2025). [see How to cite]. Global Cyperaceae Database. Eleocharis ovata (Roth) Roem. & Schult.. Accessed at: https://cyperaceae.org/aphia.php?p=taxdetails&id=1680523 on 2025-09-11
The webpage text is licensed under a Creative Commons
Attribution 4.0 License
Nomenclature
basis of record
Plants of the World Online (POWO). , available online at https://powo.science.kew.org/ [details]
Other
additional source
Li, B. Z.; Zhang, S. R. (2024). An updated species checklist and taxonomic synopsis of Cyperaceae in China. <em>Biodiversity Science.</em> 32(7): 24106., available online at https://doi.org/10.17520/biods.2024106 [details] Available for editors 
[request]
[request]
Present Inaccurate Introduced: alien Containing type locality
From editor or global species database
Description Culms 2–35 cm × 0.3–1 mm. Leaves: apex of distal leaf sheath obtuse to acute, tooth to 0.2 mm. Spikelets ovoid, 2–8 × 2–4 mm, apex acute (to blunt); floral scales 25–100+, ca. 10 per mm of rachilla, orange-brown, rarely stramineous, ovate, 1.5–2 × 1 mm, midribs often keeled in distal part of spikelet, apex rounded to subacute. Flowers: perianth bristles present, rarely absent, (5–)6–7, brown, fairly slender, exceeding tubercle; stamens 2(–3); anthers brown, 0.3 mm; styles 2-fid or some 3-fid. Achenes 0.75–1 × 0.6–0.85 mm. Tubercles deltoid, 0.3–0.5 × 0.3–0.5 mm, 3/5 of to as high as wide, 1/3–2/3 as high and 1/2–3/4 as wide as achene. 2n = 10.Culms 2–35 cm × 0.3–1 mm. Leaves: apex of distal leaf sheath obtuse to acute, tooth to 0.2 mm. Spikelets ovoid, 2–8 × 2–4 mm, apex acute (to blunt); floral scales 25–100+, ca. 10 per mm of rachilla, orange-brown, rarely stramineous, ovate, 1.5–2 × 1 mm, midribs often keeled in distal part of spikelet, apex rounded to subacute. Flowers: perianth bristles present, rarely absent, (5–)6–7, brown, fairly slender, exceeding tubercle; stamens 2(–3); anthers brown, 0.3 mm; styles 2-fid or some 3-fid. Achenes 0.75–1 × 0.6–0.85 mm. Tubercles deltoid, 0.3–0.5 × 0.3–0.5 mm, 3/5 of to as high as wide, 1/3–2/3 as high and 1/2–3/4 as wide as achene. 2n = 10. [details]Taxonomic remark Source in seed data: wcs Update namepublishedIn from Syst. Veg. 2: 152 1817 to Syst. Veg., ed. 15 bis 2: 152 (1817), information provided by Alan E. on email Jun. 07 2021 More details could be found in [details]
To Biodiversity Heritage Library (110 publications) (from synonym Scirpus annuus Thuill.)
To Biodiversity Heritage Library (18 publications) (from synonym Scirpus turgidus Pers.)
To Biodiversity Heritage Library (19 publications) (from synonym Clavula ovata (Roth) Dumort.)
To Biodiversity Heritage Library (2 publications) (from synonym Eleocharis soloniensis (Dubois) H.Hara)
To Biodiversity Heritage Library (2 publications) (from synonym Scirpus elegantulus Steud.)
To Biodiversity Heritage Library (2 publications) (from synonym Eleocharis ovata var. ovata (Roth) Roem. & Schult.)
To Biodiversity Heritage Library (20 publications) (from synonym Scirpus soloniensis Dubois)
To Biodiversity Heritage Library (247 publications) (from synonym Scirpus ovatus Roth)
To Biodiversity Heritage Library (259 publications) (from synonym Scirpus multicaulis C.C.Gmel.)
To Biodiversity Heritage Library (26 publications) (from synonym Cyperus ovatus (Roth) Missbach & E.H.L.Krause)
To Biodiversity Heritage Library (285 publications) (from synonym Scirpus capitatus Schreb.)
To Biodiversity Heritage Library (31 publications) (from synonym Eleogenus ovatus (Roth) Nees)
To Biodiversity Heritage Library (328 publications)
To Biodiversity Heritage Library (347 publications) (from synonym Scirpus compressus Moench)
To Biodiversity Heritage Library (5 publications) (from synonym Trichophyllum ovatum (Roth) House)
To Biodiversity Heritage Library (5 publications) (from synonym Bulbostylis ovata Steven)
To Biodiversity Heritage Library (7 publications) (from synonym Eleocharis annua House)
To European Nucleotide Archive, ENA (Cyperus ovatus) (from synonym Cyperus ovatus (Roth) Missbach & E.H.L.Krause)
To European Nucleotide Archive, ENA (Eleocharis ovata)
To GenBank (70 nucleotides; 37 proteins)
To International Plant Names Index (IPNI)
To International Plant Names Index (IPNI) (from synonym Cyperus ovatus (Roth) Missbach & E.H.L.Krause)
To International Plant Names Index (IPNI) (from synonym Bulbostylis ovatus (Roth) Steven)
To International Plant Names Index (IPNI) (from synonym Bulbostylis ovata Steven)
To International Plant Names Index (IPNI) (from synonym Clavula ovata (Roth) Dumort.)
To International Plant Names Index (IPNI) (from synonym Eleocharis annua House)
To International Plant Names Index (IPNI) (from synonym Eleocharis soloniensis (Dubois) H.Hara)
To International Plant Names Index (IPNI) (from synonym Eleogenus ovatus (Roth) Nees)
To International Plant Names Index (IPNI) (from synonym Scirpus annuus Thuill.)
To International Plant Names Index (IPNI) (from synonym Eleocharis ovata var. aphanactis J.W.Moore)
To International Plant Names Index (IPNI) (from synonym Scirpus turgidus Pers.)
To International Plant Names Index (IPNI) (from synonym Trichophyllum ovatum (Roth) House)
To International Plant Names Index (IPNI) (from synonym Eleocharis ovata var. italica A.Terracc.)
To International Plant Names Index (IPNI) (from synonym Eleocharis ovata var. humifusa A.Terracc.)
To International Plant Names Index (IPNI) (from synonym Eleocharis soloniensis var. nipponica H.Hara)
To International Plant Names Index (IPNI) (from synonym Eleocharis ovata var. obtusa Kük. ex Skottsb.)
To International Plant Names Index (IPNI) (from synonym Scirpus capitatus Schreb.)
To International Plant Names Index (IPNI) (from synonym Scirpus compressus Moench)
To International Plant Names Index (IPNI) (from synonym Scirpus elegantulus Steud.)
To International Plant Names Index (IPNI) (from synonym Scirpus multicaulis C.C.Gmel.)
To International Plant Names Index (IPNI) (from synonym Scirpus ovatus Roth)
To International Plant Names Index (IPNI) (from synonym Scirpus soloniensis Dubois)
To International Plant Names Index (IPNI) (from synonym Eleocharis ovata var. nipponica H.Hara)
To International Plant Names Index (IPNI) (from synonym Eleocharis obtusa var. ovata (Roth) Drapalik & Mohlenbr.)
To International Plant Names Index (IPNI) (from synonym Eleocharis ovata var. minima Beck)
To Plants of the World Online (from synonym Eleocharis ovata var. nipponica H.Hara)
To Plants of the World Online (from synonym Eleocharis ovata var. minima Beck)
To Plants of the World Online (from synonym Eleocharis ovata f. sessitensis A.Terracc.)
To Plants of the World Online (from synonym Eleocharis ovata var. italica A.Terracc.)
To Plants of the World Online (from synonym Scirpus turgidus Pers.)
To Plants of the World Online (from synonym Scirpus ovatus Roth)
To Plants of the World Online (from synonym Scirpus soloniensis Dubois)
To Plants of the World Online (from synonym Scirpus multicaulis C.C.Gmel.)
To Plants of the World Online (from synonym Scirpus elegantulus Steud.)
To Plants of the World Online (from synonym Eleocharis obtusa var. ovata (Roth) Drapalik & Mohlenbr.)
To Plants of the World Online (from synonym Eleocharis ovata var. obtusa Kük. ex Skottsb.)
To Plants of the World Online (from synonym Eleocharis soloniensis var. nipponica H.Hara)
To Plants of the World Online (from synonym Eleocharis ovata var. humifusa A.Terracc.)
To Plants of the World Online (from synonym Trichophyllum ovatum (Roth) House)
To Plants of the World Online (from synonym Eleocharis ovata var. aphanactis J.W.Moore)
To Plants of the World Online (from synonym Scirpus annuus Thuill.)
To Plants of the World Online (from synonym Scirpus compressus Moench)
To Plants of the World Online (from synonym Scirpus capitatus Schreb.)
To Plants of the World Online (from synonym Eleogenus ovatus (Roth) Nees)
To Plants of the World Online (from synonym Eleocharis soloniensis (Dubois) H.Hara)
To Plants of the World Online (from synonym Eleocharis annua House)
To Plants of the World Online (from synonym Clavula ovata (Roth) Dumort.)
To Plants of the World Online (from synonym Cyperus ovatus (Roth) Missbach & E.H.L.Krause)
To Plants of the World Online
To Plants of the World Online (from synonym Bulbostylis ovatus (Roth) Steven)
To the Natural History Museum, London (Eleocharis ovata (Roth) Roem. & Schult. BM001066946 type 1)
To The Plant List (from synonym Bulbostylis ovata Steven)
To The Plant List (from synonym Eleocharis ovata var. heuseri Uechtr.)
To The Plant List (from synonym Eleocharis ovata var. ovata (Roth) Roem. & Schult.)
To University of Minnesota Herbarium (Eleocharis ovata var. aphanactis MIN409177 "type" [prob holotype] 1) (from synonym Eleocharis ovata var. aphanactis J.W.Moore)
To Biodiversity Heritage Library (18 publications) (from synonym Scirpus turgidus Pers.)
To Biodiversity Heritage Library (19 publications) (from synonym Clavula ovata (Roth) Dumort.)
To Biodiversity Heritage Library (2 publications) (from synonym Eleocharis soloniensis (Dubois) H.Hara)
To Biodiversity Heritage Library (2 publications) (from synonym Scirpus elegantulus Steud.)
To Biodiversity Heritage Library (2 publications) (from synonym Eleocharis ovata var. ovata (Roth) Roem. & Schult.)
To Biodiversity Heritage Library (20 publications) (from synonym Scirpus soloniensis Dubois)
To Biodiversity Heritage Library (247 publications) (from synonym Scirpus ovatus Roth)
To Biodiversity Heritage Library (259 publications) (from synonym Scirpus multicaulis C.C.Gmel.)
To Biodiversity Heritage Library (26 publications) (from synonym Cyperus ovatus (Roth) Missbach & E.H.L.Krause)
To Biodiversity Heritage Library (285 publications) (from synonym Scirpus capitatus Schreb.)
To Biodiversity Heritage Library (31 publications) (from synonym Eleogenus ovatus (Roth) Nees)
To Biodiversity Heritage Library (328 publications)
To Biodiversity Heritage Library (347 publications) (from synonym Scirpus compressus Moench)
To Biodiversity Heritage Library (5 publications) (from synonym Trichophyllum ovatum (Roth) House)
To Biodiversity Heritage Library (5 publications) (from synonym Bulbostylis ovata Steven)
To Biodiversity Heritage Library (7 publications) (from synonym Eleocharis annua House)
To European Nucleotide Archive, ENA (Cyperus ovatus) (from synonym Cyperus ovatus (Roth) Missbach & E.H.L.Krause)
To European Nucleotide Archive, ENA (Eleocharis ovata)
To GenBank (70 nucleotides; 37 proteins)
To International Plant Names Index (IPNI)
To International Plant Names Index (IPNI) (from synonym Cyperus ovatus (Roth) Missbach & E.H.L.Krause)
To International Plant Names Index (IPNI) (from synonym Bulbostylis ovatus (Roth) Steven)
To International Plant Names Index (IPNI) (from synonym Bulbostylis ovata Steven)
To International Plant Names Index (IPNI) (from synonym Clavula ovata (Roth) Dumort.)
To International Plant Names Index (IPNI) (from synonym Eleocharis annua House)
To International Plant Names Index (IPNI) (from synonym Eleocharis soloniensis (Dubois) H.Hara)
To International Plant Names Index (IPNI) (from synonym Eleogenus ovatus (Roth) Nees)
To International Plant Names Index (IPNI) (from synonym Scirpus annuus Thuill.)
To International Plant Names Index (IPNI) (from synonym Eleocharis ovata var. aphanactis J.W.Moore)
To International Plant Names Index (IPNI) (from synonym Scirpus turgidus Pers.)
To International Plant Names Index (IPNI) (from synonym Trichophyllum ovatum (Roth) House)
To International Plant Names Index (IPNI) (from synonym Eleocharis ovata var. italica A.Terracc.)
To International Plant Names Index (IPNI) (from synonym Eleocharis ovata var. humifusa A.Terracc.)
To International Plant Names Index (IPNI) (from synonym Eleocharis soloniensis var. nipponica H.Hara)
To International Plant Names Index (IPNI) (from synonym Eleocharis ovata var. obtusa Kük. ex Skottsb.)
To International Plant Names Index (IPNI) (from synonym Scirpus capitatus Schreb.)
To International Plant Names Index (IPNI) (from synonym Scirpus compressus Moench)
To International Plant Names Index (IPNI) (from synonym Scirpus elegantulus Steud.)
To International Plant Names Index (IPNI) (from synonym Scirpus multicaulis C.C.Gmel.)
To International Plant Names Index (IPNI) (from synonym Scirpus ovatus Roth)
To International Plant Names Index (IPNI) (from synonym Scirpus soloniensis Dubois)
To International Plant Names Index (IPNI) (from synonym Eleocharis ovata var. nipponica H.Hara)
To International Plant Names Index (IPNI) (from synonym Eleocharis obtusa var. ovata (Roth) Drapalik & Mohlenbr.)
To International Plant Names Index (IPNI) (from synonym Eleocharis ovata var. minima Beck)
To Plants of the World Online (from synonym Eleocharis ovata var. nipponica H.Hara)
To Plants of the World Online (from synonym Eleocharis ovata var. minima Beck)
To Plants of the World Online (from synonym Eleocharis ovata f. sessitensis A.Terracc.)
To Plants of the World Online (from synonym Eleocharis ovata var. italica A.Terracc.)
To Plants of the World Online (from synonym Scirpus turgidus Pers.)
To Plants of the World Online (from synonym Scirpus ovatus Roth)
To Plants of the World Online (from synonym Scirpus soloniensis Dubois)
To Plants of the World Online (from synonym Scirpus multicaulis C.C.Gmel.)
To Plants of the World Online (from synonym Scirpus elegantulus Steud.)
To Plants of the World Online (from synonym Eleocharis obtusa var. ovata (Roth) Drapalik & Mohlenbr.)
To Plants of the World Online (from synonym Eleocharis ovata var. obtusa Kük. ex Skottsb.)
To Plants of the World Online (from synonym Eleocharis soloniensis var. nipponica H.Hara)
To Plants of the World Online (from synonym Eleocharis ovata var. humifusa A.Terracc.)
To Plants of the World Online (from synonym Trichophyllum ovatum (Roth) House)
To Plants of the World Online (from synonym Eleocharis ovata var. aphanactis J.W.Moore)
To Plants of the World Online (from synonym Scirpus annuus Thuill.)
To Plants of the World Online (from synonym Scirpus compressus Moench)
To Plants of the World Online (from synonym Scirpus capitatus Schreb.)
To Plants of the World Online (from synonym Eleogenus ovatus (Roth) Nees)
To Plants of the World Online (from synonym Eleocharis soloniensis (Dubois) H.Hara)
To Plants of the World Online (from synonym Eleocharis annua House)
To Plants of the World Online (from synonym Clavula ovata (Roth) Dumort.)
To Plants of the World Online (from synonym Cyperus ovatus (Roth) Missbach & E.H.L.Krause)
To Plants of the World Online
To Plants of the World Online (from synonym Bulbostylis ovatus (Roth) Steven)
To the Natural History Museum, London (Eleocharis ovata (Roth) Roem. & Schult. BM001066946 type 1)
To The Plant List (from synonym Bulbostylis ovata Steven)
To The Plant List (from synonym Eleocharis ovata var. heuseri Uechtr.)
To The Plant List (from synonym Eleocharis ovata var. ovata (Roth) Roem. & Schult.)
To University of Minnesota Herbarium (Eleocharis ovata var. aphanactis MIN409177 "type" [prob holotype] 1) (from synonym Eleocharis ovata var. aphanactis J.W.Moore)
From editor or global species database
Hosted externally
![To University of Minnesota Herbarium (Eleocharis ovata var. aphanactis MIN409177 "type" [prob holotype] 1)](https://s3.msi.umn.edu/mbaenrms3fs/images/MIN_Plants/01000/1000904_tn.jpg "To University of Minnesota Herbarium (Eleocharis ovata var. aphanactis MIN409177 \"type\" [prob holotype] 1)")
Hosted externally, from synonym
