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Cyperaceae taxon details

Carex novae-angliae Schwein.

1676612  (urn:lsid:marinespecies.org:taxname:1676612)

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Schweinitz, L. D. (1824). An Analytical Table to facilitate the determination of the hitherto observed North American species of the genus Carex. <em>Annals of the Lyceum of Natural History of New York.</em> 1: 62-71., available online at https://www.biodiversitylibrary.org/page/15913239#page/72/mode/1up
page(s): 67 [details] 
Description Plants loosely cespitose; rhizomes ascending to erect, reddish to reddish brown, 0–10(–20) mm, slender. Culms 5–40 cm,...  
Description Plants loosely cespitose; rhizomes ascending to erect, reddish to reddish brown, 0–10(–20) mm, slender. Culms 5–40 cm, weakly scabrous distally; bases not fibrous. Leaf blades green, equaling or exceeding culms, 0.7–1.5 mm wide, herbaceous, smooth to papillose abaxially, weakly scabrous adaxially. Inflorescences with both staminate and proximal spikes; peduncles of staminate spikes 1.9–5.9 mm; proximal nonbasal bracts leaflike, equaling or shorter than inflorescences. Spikes: proximal pistillate spikes 2–3 (basal spikes 0); cauline spikes remote, nonoverlapping, proximal 2 usually separated by more than 7 mm, with 3–10 perigynia; staminate spikes 4–15 × 0.7–1.3 mm. Scales: pistillate scales pale brown to pale reddish brown, ovate, 2–2.5 × 1–1.4 mm, shorter than to equaling perigynia, apex cuspidate to acuminate; staminate scales oblong to oblanceolate, 3.1–4.6 × 0.7–1.3 mm, apex long-acuminate to obtuse. Anthers 1.5–2.1 mm. Perigynia pale green, veinless, ellipsoid, 2.2–2.6 × 0.8–1 mm, longer than wide; beak 0.3–0.7 mm, straight, pale green, apical teeth 0.2–0.3 mm. Stigmas 3. Achenes dark brown, obovoid to ellipsoid, acutely trigonous in cross section, 1.4–1.7 × 0.7–0.9 mm. [details]

Taxonomic remark Source in seed data: wcs Update namepublishedIn from Ann. Lyceum Nat. Hist. New York 1: 67 1824 to Ann. Lyceum Nat. Hist....  
Taxonomic remark Source in seed data: wcs Update namepublishedIn from Ann. Lyceum Nat. Hist. New York 1: 67 1824 to Ann. Lyceum Nat. Hist. New York 1: 67 (1824), 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 novae-angliae Schwein.. Accessed at: https://www.cyperaceae.org/aphia.php?p=taxdetails&id=1676612 on 2025-09-11
Date
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2023-09-06 07:28:28Z
created
2024-12-10 11:47:54Z
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2025-03-11 11:19:03Z
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Nomenclature

original description Schweinitz, L. D. (1824). An Analytical Table to facilitate the determination of the hitherto observed North American species of the genus Carex. <em>Annals of the Lyceum of Natural History of New York.</em> 1: 62-71., available online at https://www.biodiversitylibrary.org/page/15913239#page/72/mode/1up
page(s): 67 [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 
   

Isotype GH 00027347, geounit Oregon [details]
From editor or global species database
Description Plants loosely cespitose; rhizomes ascending to erect, reddish to reddish brown, 0–10(–20) mm, slender. Culms 5–40 cm, weakly scabrous distally; bases not fibrous. Leaf blades green, equaling or exceeding culms, 0.7–1.5 mm wide, herbaceous, smooth to papillose abaxially, weakly scabrous adaxially. Inflorescences with both staminate and proximal spikes; peduncles of staminate spikes 1.9–5.9 mm; proximal nonbasal bracts leaflike, equaling or shorter than inflorescences. Spikes: proximal pistillate spikes 2–3 (basal spikes 0); cauline spikes remote, nonoverlapping, proximal 2 usually separated by more than 7 mm, with 3–10 perigynia; staminate spikes 4–15 × 0.7–1.3 mm. Scales: pistillate scales pale brown to pale reddish brown, ovate, 2–2.5 × 1–1.4 mm, shorter than to equaling perigynia, apex cuspidate to acuminate; staminate scales oblong to oblanceolate, 3.1–4.6 × 0.7–1.3 mm, apex long-acuminate to obtuse. Anthers 1.5–2.1 mm. Perigynia pale green, veinless, ellipsoid, 2.2–2.6 × 0.8–1 mm, longer than wide; beak 0.3–0.7 mm, straight, pale green, apical teeth 0.2–0.3 mm. Stigmas 3. Achenes dark brown, obovoid to ellipsoid, acutely trigonous in cross section, 1.4–1.7 × 0.7–0.9 mm. [details]

Taxonomic remark Source in seed data: wcs Update namepublishedIn from Ann. Lyceum Nat. Hist. New York 1: 67 1824 to Ann. Lyceum Nat. Hist. New York 1: 67 (1824), information provided by Alan E. on email Jun. 07 2021 More details could be found in [details]