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Cyperaceae taxon details

Cyperus filicinus Vahl

To New York Botanical Garden Steere Herbarium (Cyperus_nuttallii_NY11684_type_1)
To New York Botanical Garden Steere Herbarium (Cyperus_nuttallii_NY11684_type_1)

1680789 (urn:lsid:marinespecies.org:taxname:1680789)

  1. Biota
  2. Plantae (Kingdom)
  3. Viridiplantae (Subkingdom)
  4. Streptophyta (Infrakingdom)
  5. Tracheophyta (Phylum (Division))
  6. Spermatophytina (Subphylum (Subdivision))
  7. Magnoliopsida (Class)
  8. Lilianae (Superorder)
  9. Poales (Order)
  10. Cyperaceae (Family)
  11. Cyperoideae (Subfamily)
  12. Cypereae (Tribe)
  13. Cyperinae (Subtribe)
  14. Cyperus (Genus)
  15. Cyperus filicinus (Species)
accepted
Species

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terrestrial
Not documented
Description Herbs, annual, cespitose. Culms trigonous, 5–50 cm × 0.4–2 mm, glabrous. Leaves flat, 10–30 cm × 1–3 mm....  
Description Herbs, annual, cespitose. Culms trigonous, 5–50 cm × 0.4–2 mm, glabrous. Leaves flat, 10–30 cm × 1–3 mm. Inflorescences: heads loosely globose, 10–22 mm diam.; rays 0–6, 1–7 cm; bracts 3–6, horizontal to slightly ascending, flat, 3–26 cm × 1–3 mm. Spikelets 6–20, linear-lanceoloid, compressed, 7–30 × 2–3 mm; floral scales 8–28, stramineous to light reddish brown, laterally ribless, ovate, 2.7–3.6 × 1.6–1.8 mm. Flowers: stamens 2; anthers 0.5 mm, connective apex reddish, subulate, 0.1–0.2 mm; styles 1.9–2.1 mm; stigmas 1–1.3 mm. Achenes brown, oblong, 1.2–1.6 × 0.6–0.9 mm, base cuneate to ± stipelike, apex obtuse, apiculate, surfaces minutely punctate. [details]

Taxonomic remark Source in seed data: wcs Update namepublishedIn from Enum. Pl. Obs. 2: 332 1805 to Enum. Pl. Obs. 2: 332 (1805),...  
Taxonomic remark Source in seed data: wcs Update namepublishedIn from Enum. Pl. Obs. 2: 332 1805 to Enum. Pl. Obs. 2: 332 (1805), 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. Cyperus filicinus Vahl. Accessed at: https://cyperaceae.org/aphia.php?p=taxdetails&id=1680789 on 2026-10-04
Date
action
by
2023-09-06 07:35:01Z
created
Larridon, Isabel
2024-12-10 11:47:54Z
unchecked
db_admin

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Nomenclature

original description (of Cyperus caespitosus Torr.) Torrey, J. (1819). A catalogue of plants, growing spontaneously within thirty miles of the City of New-York. , available online at https://www.biodiversitylibrary.org/page/40171629
page(s): 89 [details] 

basis of record Plants of the World Online (POWO). , available online at https://powo.science.kew.org/ [details] 

 
 Present  Inaccurate  Introduced: alien  Containing type locality 
   

From editor or global species database
Description Herbs, annual, cespitose. Culms trigonous, 5–50 cm × 0.4–2 mm, glabrous. Leaves flat, 10–30 cm × 1–3 mm. Inflorescences: heads loosely globose, 10–22 mm diam.; rays 0–6, 1–7 cm; bracts 3–6, horizontal to slightly ascending, flat, 3–26 cm × 1–3 mm. Spikelets 6–20, linear-lanceoloid, compressed, 7–30 × 2–3 mm; floral scales 8–28, stramineous to light reddish brown, laterally ribless, ovate, 2.7–3.6 × 1.6–1.8 mm. Flowers: stamens 2; anthers 0.5 mm, connective apex reddish, subulate, 0.1–0.2 mm; styles 1.9–2.1 mm; stigmas 1–1.3 mm. Achenes brown, oblong, 1.2–1.6 × 0.6–0.9 mm, base cuneate to ± stipelike, apex obtuse, apiculate, surfaces minutely punctate. [details]

Taxonomic remark Source in seed data: wcs Update namepublishedIn from Enum. Pl. Obs. 2: 332 1805 to Enum. Pl. Obs. 2: 332 (1805), information provided by Alan E. on email Jun. 07 2021 More details could be found in [details]
    Definitions

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To Biodiversity Heritage Library (1 publication) (from synonym Cyperus torreyanus Schult.)
To Biodiversity Heritage Library (1 publication) (from synonym Pycreus filicinus (Vahl) T.Koyama)
To Biodiversity Heritage Library (21 publications) (from synonym Cyperus brizaeus Pursh)
To Biodiversity Heritage Library (33 publications) (from synonym Cyperus nuttallii Eddy ex Spreng.)
To Biodiversity Heritage Library (40 publications) 
To Biodiversity Heritage Library (5 publications) (from synonym Torreya caespitosa Raf.)
To Biodiversity Heritage Library (87 publications) (from synonym Cyperus tenellus Torr.)
To European Nucleotide Archive, ENA (Cyperus filicinus) 
To GenBank (5 nucleotides; 2 proteins) 
To GenBank (5 nucleotides; 2 proteins) (from synonym Pycreus filicinus (Vahl) T.Koyama)
To International Plant Names Index (IPNI) (from synonym Cyperus nuttallii var. minimus Alph.Wood)
To International Plant Names Index (IPNI) (from synonym Cyperus polystachyos var. cleaveri (Torr.) C.B.Clarke)
To International Plant Names Index (IPNI) (from synonym Cyperus filicinus f. cleaveri (Torr.) Kük.)
To International Plant Names Index (IPNI) (from synonym Cyperus filicinus f. splendens Kük.)
To International Plant Names Index (IPNI) 
To International Plant Names Index (IPNI) (from synonym Cyperus cleaveri Torr.)
To International Plant Names Index (IPNI) (from synonym Cyperus louisianae Steud.)
To International Plant Names Index (IPNI) (from synonym Cyperus nuttallii Eddy ex Spreng.)
To International Plant Names Index (IPNI) (from synonym Cyperus torreyanus Schult.)
To International Plant Names Index (IPNI) (from synonym Cyperus tenellus Torr.)
To International Plant Names Index (IPNI) (from synonym Pycreus filicinus (Vahl) T.Koyama)
To International Plant Names Index (IPNI) (from synonym Cyperus polystachyos var. filicinus (Vahl) C.B.Clarke)
To International Plant Names Index (IPNI) (from synonym Pycreus cleaveri (Torr.) C.B.Clarke)
To International Plant Names Index (IPNI) (from synonym Torreya caespitosa Raf.)
To International Plant Names Index (IPNI) (from synonym Cyperus brizaeus Pursh)
To New York Botanical Garden Steere Herbarium (Cyperus_nuttallii_NY11684_type_1) (from synonym Cyperus nuttallii Eddy ex Spreng.)
To Plants of the World Online (from synonym Cyperus torreyanus Schult.)
To Plants of the World Online (from synonym Cyperus nuttallii Eddy ex Spreng.)
To Plants of the World Online (from synonym Pycreus cleaveri (Torr.) C.B.Clarke)
To Plants of the World Online (from synonym Cyperus louisianae Steud.)
To Plants of the World Online (from synonym Cyperus cleaveri Torr.)
To Plants of the World Online 
To Plants of the World Online (from synonym Cyperus tenellus Torr.)
To Plants of the World Online (from synonym Torreya caespitosa Raf.)
To Plants of the World Online (from synonym Cyperus brizaeus Pursh)
To Plants of the World Online (from synonym Cyperus nuttallii var. minimus Alph.Wood)
To Plants of the World Online (from synonym Cyperus polystachyos var. filicinus (Vahl) C.B.Clarke)
To Plants of the World Online (from synonym Pycreus filicinus (Vahl) T.Koyama)
To Plants of the World Online (from synonym Cyperus filicinus f. splendens Kük.)
To Plants of the World Online (from synonym Cyperus filicinus f. cleaveri (Torr.) Kük.)
To Plants of the World Online (from synonym Cyperus polystachyos var. cleaveri (Torr.) C.B.Clarke)
To US Herbarium (Cyperus filicinus splendens US818431 type 1) (from synonym Cyperus filicinus f. splendens Kük.)
To US Herbarium (Cyperus filicinus splendens US85105 type 1) (from synonym Cyperus filicinus f. splendens Kük.)
From editor or global species database
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