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Cyperaceae taxon details

Carex inversa R.Br.

1676495  (urn:lsid:marinespecies.org:taxname:1676495)

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marine, brackish, fresh, terrestrial
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Brown, R. (1810). Prodromus florae Novae Hollandiae et Insulae Van-Diemen, exhibens characteres plantarum quas annis 1802-1805 per oras utriusque insulae collegit et descripsit Robertus Brown; insertis passim aliis speciebus auctori hucusque cognitis, seu evulgatis, seu ineditis, praesertim Banksianis, in primo itinere navarchi Cook detectis. Vol. 1 pp. [i]-viii, 145-590 p., [1] h. ["Addenda"]. Londini [London]: typis Richardi Taylori et Scoii. Veneunt apud J. Johnson et Socios, in Caementerio Sancti Pauli., available online at https://www.biodiversitylibrary.org/page/6157371
page(s): 242 [details] 
Lectotype  BM 000886946, geounit New South Wales  
Lectotype BM 000886946, geounit New South Wales [details]
Description Rhizome long; shoots more or less loosely tufted. Culms erect, terete, smooth, 10–50 cm long (rarely as short as 1 cm...  
Description Rhizome long; shoots more or less loosely tufted. Culms erect, terete, smooth, 10–50 cm long (rarely as short as 1 cm and enclosed by leaves), c. 1 mm diam. Leaves shorter than culms; blade 0.7–2 mm wide; sheath dark brown, persisting as fibrous remains; ligule obtuse to rounded. Inflorescence erect, 0.7–3 cm long, with 2–6 spikes solitary at nodes; lowest involucral bracts exceeding inflorescence. Spikes sessile, more or less contiguous, spreading to erect at maturity, to 1 (rarely to 1.5) cm long; all spikes gynaecandrous. Glumes acuminate to obtuse, mostly short- to long-mucronate, whitish to pale yellow-brown (rarely orange-brown) with green midrib; female glumes 2–3 (rarely to 5) mm long. Perigynia (utricles) broad-obovoid to ellipsoid, ± strongly several-numerous-nerved, often transversely wrinkled between nerves, 2.2–4.5 mm long, 1.0–2.1 mm diam., densely minutely hispid on narrowly winged margins and beak, green to yellowish; beak 0.3–1.1 mm long, with apex split. Anthers 0.8–1.6 mm long excluding appendage to 0.2 mm long. Style 2-fid. Nut obovoid to broad-ellipsoid, lenticular in cross section, pale to dark yellow-brown. [details]

Taxonomic remark Source in seed data: wcs Update namepublishedIn from Prodr. Fl. Nov. Holl. 242 1810 to Prodr. Fl. Nov. Holland. : 242...  
Taxonomic remark Source in seed data: wcs Update namepublishedIn from Prodr. Fl. Nov. Holl. 242 1810 to Prodr. Fl. Nov. Holland. : 242 (1810), 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 inversa R.Br.. Accessed at: https://cyperaceae.org/aphia.php?p=taxdetails&id=1676495 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
2025-04-13 06:06:19Z
changed

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Nomenclature

original description Brown, R. (1810). Prodromus florae Novae Hollandiae et Insulae Van-Diemen, exhibens characteres plantarum quas annis 1802-1805 per oras utriusque insulae collegit et descripsit Robertus Brown; insertis passim aliis speciebus auctori hucusque cognitis, seu evulgatis, seu ineditis, praesertim Banksianis, in primo itinere navarchi Cook detectis. Vol. 1 pp. [i]-viii, 145-590 p., [1] h. ["Addenda"]. Londini [London]: typis Richardi Taylori et Scoii. Veneunt apud J. Johnson et Socios, in Caementerio Sancti Pauli., available online at https://www.biodiversitylibrary.org/page/6157371
page(s): 242 [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 
   

Lectotype BM 000886946, geounit New South Wales [details]
From editor or global species database
Description Rhizome long; shoots more or less loosely tufted. Culms erect, terete, smooth, 10–50 cm long (rarely as short as 1 cm and enclosed by leaves), c. 1 mm diam. Leaves shorter than culms; blade 0.7–2 mm wide; sheath dark brown, persisting as fibrous remains; ligule obtuse to rounded. Inflorescence erect, 0.7–3 cm long, with 2–6 spikes solitary at nodes; lowest involucral bracts exceeding inflorescence. Spikes sessile, more or less contiguous, spreading to erect at maturity, to 1 (rarely to 1.5) cm long; all spikes gynaecandrous. Glumes acuminate to obtuse, mostly short- to long-mucronate, whitish to pale yellow-brown (rarely orange-brown) with green midrib; female glumes 2–3 (rarely to 5) mm long. Perigynia (utricles) broad-obovoid to ellipsoid, ± strongly several-numerous-nerved, often transversely wrinkled between nerves, 2.2–4.5 mm long, 1.0–2.1 mm diam., densely minutely hispid on narrowly winged margins and beak, green to yellowish; beak 0.3–1.1 mm long, with apex split. Anthers 0.8–1.6 mm long excluding appendage to 0.2 mm long. Style 2-fid. Nut obovoid to broad-ellipsoid, lenticular in cross section, pale to dark yellow-brown. [details]

Taxonomic remark Source in seed data: wcs Update namepublishedIn from Prodr. Fl. Nov. Holl. 242 1810 to Prodr. Fl. Nov. Holland. : 242 (1810), information provided by Alan E. on email Jun. 07 2021 More details could be found in [details]