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Cyperaceae taxon details

Carex inanis Kunth

1676474  (urn:lsid:marinespecies.org:taxname:1676474)

accepted
Species
terrestrial
Kunth, C. S. (1837). Enumeratio Plantarum Omnium Hucusque Cognitarum, Secundum Familias Naturales Disposita, Adjectis Characteribus, Differentiis et Synonymis. Vol 2. Cyperographia synoptica sive enumeratio Cyperacearum omnium hucusque cognitarum. Stuttgart: Germany., available online at https://www.biodiversitylibrary.org/page/7428301#page/9/mode/1up
page(s): 522 [details] 
Lectotype  K 000999005, geounit India  
Lectotype K 000999005, geounit India [details]
Description Stoloniferous perennial, 20-30 cm. Rhizome 2-3 mm diam, with reddish brown scales, which soon disintegrate into fibres....  
Description Stoloniferous perennial, 20-30 cm. Rhizome 2-3 mm diam, with reddish brown scales, which soon disintegrate into fibres. Stem 0.5-1 mm diam, trigonous, smooth. Leaves flexuous, much longer than stem; sheaths 30-40 mm, reddish brown, disintegrating into fibres, margin of scarious side straight, finely ciliate; ligule c. 0.5 mm, brownish, finely ciliate, hardly arched; blades 2-3.5 mm wide, revolute, margins and mid-nerve below, sometimes also adaxial surface scabrous. Inflorescence of one, sometimes of two male spikes above, (2-)3-4 female spikes below, overlapping, occasionally basigyn; bracts narrow, much longer than inflorescence, sheath-less or lowest with a sheath up to 10 mm. Male spikes 5-11 x 2-3 mm, fusiform or club-shaped, glumes c. 3.2 x 2.2 mm, truncate, pale brown, almost completely scarious, arista up to 1 mm. Female spikes 5-20 x 2-4 mm, sessile or lowest with peduncle to 15 mm, erect, cylindrical, overlapping; glumes 2.8-3.5 x 0.8-1 mm, ovate, acuminate, light-brown, nearly completely scarious, arista to 1 mm; utricles 2.2-2.7 x 1.1-1.3 mm, ovoid to globose, stipe c. 0.5 mm, abruptly contrcted to beak, green, upper part setose; beak 0.3-0.5 mm, somewhat setose, ostiole margins widely scarious, oblique. Stigmas 3, Nut c. 1.6 x 1 mm, incl. style base 0.2 mm and c. 0.1 mm stipe, obovate, trigonous, dark brown, reticulate with paspilla in each areole. [details]

Taxonomic remark Source in seed data: wcs Update namepublishedIn from Enum. Pl. [Kunth] 2: 522. 1837 [1-6 May 1837] to Enum. Pl. 2: 522...  
Taxonomic remark Source in seed data: wcs Update namepublishedIn from Enum. Pl. [Kunth] 2: 522. 1837 [1-6 May 1837] to Enum. Pl. 2: 522 (1837), 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. Carex inanis Kunth. Accessed at: https://www.cyperaceae.org/aphia.php?p=taxdetails&id=1676474 on 2025-09-11
Date
action
by
2023-09-06 07:28:28Z
created
2024-12-10 11:47:54Z
unchecked
db_admin
2025-03-11 11:19:03Z
changed

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Nomenclature

original description Kunth, C. S. (1837). Enumeratio Plantarum Omnium Hucusque Cognitarum, Secundum Familias Naturales Disposita, Adjectis Characteribus, Differentiis et Synonymis. Vol 2. Cyperographia synoptica sive enumeratio Cyperacearum omnium hucusque cognitarum. Stuttgart: Germany., available online at https://www.biodiversitylibrary.org/page/7428301#page/9/mode/1up
page(s): 522 [details] 

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  PDF available [request]

 
 Present  Inaccurate  Introduced: alien  Containing type locality 
   

Lectotype K 000999005, geounit India [details]
From editor or global species database
Description Stoloniferous perennial, 20-30 cm. Rhizome 2-3 mm diam, with reddish brown scales, which soon disintegrate into fibres. Stem 0.5-1 mm diam, trigonous, smooth. Leaves flexuous, much longer than stem; sheaths 30-40 mm, reddish brown, disintegrating into fibres, margin of scarious side straight, finely ciliate; ligule c. 0.5 mm, brownish, finely ciliate, hardly arched; blades 2-3.5 mm wide, revolute, margins and mid-nerve below, sometimes also adaxial surface scabrous. Inflorescence of one, sometimes of two male spikes above, (2-)3-4 female spikes below, overlapping, occasionally basigyn; bracts narrow, much longer than inflorescence, sheath-less or lowest with a sheath up to 10 mm. Male spikes 5-11 x 2-3 mm, fusiform or club-shaped, glumes c. 3.2 x 2.2 mm, truncate, pale brown, almost completely scarious, arista up to 1 mm. Female spikes 5-20 x 2-4 mm, sessile or lowest with peduncle to 15 mm, erect, cylindrical, overlapping; glumes 2.8-3.5 x 0.8-1 mm, ovate, acuminate, light-brown, nearly completely scarious, arista to 1 mm; utricles 2.2-2.7 x 1.1-1.3 mm, ovoid to globose, stipe c. 0.5 mm, abruptly contrcted to beak, green, upper part setose; beak 0.3-0.5 mm, somewhat setose, ostiole margins widely scarious, oblique. Stigmas 3, Nut c. 1.6 x 1 mm, incl. style base 0.2 mm and c. 0.1 mm stipe, obovate, trigonous, dark brown, reticulate with paspilla in each areole. [details]

Taxonomic remark Source in seed data: wcs Update namepublishedIn from Enum. Pl. [Kunth] 2: 522. 1837 [1-6 May 1837] to Enum. Pl. 2: 522 (1837), information provided by Alan E. on email Jun. 07 2021 More details could be found in [details]