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Cyperaceae taxon details

Eleocharis flavescens (Poir.) Urb.

1491860  (urn:lsid:marinespecies.org:taxname:1491860)

accepted
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terrestrial
Not documented
Description Plants with creeping rhizomes 0.5–1 mm thick. Culms 3–42 cm × 0.3–0.6 mm. Leaves: distal leaf sheaths often...  
Description Plants with creeping rhizomes 0.5–1 mm thick. Culms 3–42 cm × 0.3–0.6 mm. Leaves: distal leaf sheaths often disintegrating, thinly membranous-translucent, inflated distally, often wrinkled, apex blunt. Spikelets ellipsoid, 1.5–9 × 1–3.5 mm, apex acute to acuminate; proximal scale without flower, not amplexicaulous; floral scales to 65, 5–7 per mm of rachilla, loosely appressed to appressed, elliptic, 1–3 × 0.4–1.6 mm, membranous, apex acute. Flowers: perianth bristles (0–)5–8, typically 7, white to stramineous, spinules dense to few; styles 2-fid, rarely 3-fid. Achenes stramineous to green or dark brown, biconvex, rarely trigonous, obovoid to obpryiform, 0.4–1.1 × 0.3–0.8 mm, very finely reticulate at 40X. Tubercles whitish to stramineous or green, 0.2–0.7 × 0.2–0.4 mm, apex acute to acuminate. [details]

Taxonomic remark Source in seed data: wcs Update namepublishedIn from Symb. Antill. 4: 116 1903 to Symb. Antill. 4: 116 (1903), information...  
Taxonomic remark Source in seed data: wcs Update namepublishedIn from Symb. Antill. 4: 116 1903 to Symb. Antill. 4: 116 (1903), 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 flavescens (Poir.) Urb.. Accessed at: https://cyperaceae.org/aphia.php?p=taxdetails&id=1491860 on 2025-09-11
Date
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2021-03-16 12:37:04Z
created
db_admin
2023-09-05 06:47:53Z
changed
2024-12-10 11:47:54Z
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Nomenclature

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 Plants with creeping rhizomes 0.5–1 mm thick. Culms 3–42 cm × 0.3–0.6 mm. Leaves: distal leaf sheaths often disintegrating, thinly membranous-translucent, inflated distally, often wrinkled, apex blunt. Spikelets ellipsoid, 1.5–9 × 1–3.5 mm, apex acute to acuminate; proximal scale without flower, not amplexicaulous; floral scales to 65, 5–7 per mm of rachilla, loosely appressed to appressed, elliptic, 1–3 × 0.4–1.6 mm, membranous, apex acute. Flowers: perianth bristles (0–)5–8, typically 7, white to stramineous, spinules dense to few; styles 2-fid, rarely 3-fid. Achenes stramineous to green or dark brown, biconvex, rarely trigonous, obovoid to obpryiform, 0.4–1.1 × 0.3–0.8 mm, very finely reticulate at 40X. Tubercles whitish to stramineous or green, 0.2–0.7 × 0.2–0.4 mm, apex acute to acuminate. [details]

Taxonomic remark Source in seed data: wcs Update namepublishedIn from Symb. Antill. 4: 116 1903 to Symb. Antill. 4: 116 (1903), information provided by Alan E. on email Jun. 07 2021 More details could be found in [details]
LanguageName 
English meadow spike rush  [details]