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Cyperaceae taxon details

Carex hoodii Boott

1676418  (urn:lsid:marinespecies.org:taxname:1676418)

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Hooker, W. J. (1839). Botany of the northern parts of British America. <em>Flora Boreali-Americana.</em> 2(11)., available online at https://www.biodiversitylibrary.org/page/415497#page/1/mode/1up
page(s): 211 [details] 
Description Plants without conspicuous rhizomes. Culms 20–80 cm, 1.7–2 mm wide basally, 0.6–0.9 mm wide distally. Leaves: sheaths...  
Description Plants without conspicuous rhizomes. Culms 20–80 cm, 1.7–2 mm wide basally, 0.6–0.9 mm wide distally. Leaves: sheaths tight, green, fronts hyaline; ligules less than 3 mm, wider than to as wide as long; widest leaf blades 1–3.5 mm wide. Inflorescences capitate, with 4–8 spikes, individual spikes difficult to distinguish, 0.8–2 cm × 6–15 mm; proximal bracts to 1.5 cm; spikes with 5–10 ascending or spreading perigynia. Pistillate scales brown with green midvein, ovate, 3.8–4.3 × 1.3–2.2 mm, body as long as and slightly narrower than to as wide as perigynium, apex acute to short-awned. Anthers 1.5–2.2 mm. Perigynia dark brown with green margins, veinless or obscurely veined abaxially, 3.2–5 × 1.4–2.5 mm, margins serrulate distally; beak 0.7–1.5 mm, apical teeth 0.2–0.6 mm. Achenes suborbiculate, 1.7–2.1 × 1.7–1.8 mm. 2n = 58, 60. [details]

Taxonomic remark Source in seed data: wcs Update namepublishedIn from Fl. Bor.-Amer. 2: 211 1839 to Fl. Bor.-Amer. 2: 211 (1839),...  
Taxonomic remark Source in seed data: wcs Update namepublishedIn from Fl. Bor.-Amer. 2: 211 1839 to Fl. Bor.-Amer. 2: 211 (1839), 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 hoodii Boott. Accessed at: https://cyperaceae.org/aphia.php?p=taxdetails&id=1676418 on 2025-09-14
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 Hooker, W. J. (1839). Botany of the northern parts of British America. <em>Flora Boreali-Americana.</em> 2(11)., available online at https://www.biodiversitylibrary.org/page/415497#page/1/mode/1up
page(s): 211 [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 
   

Syntype (of Carex congesta C.A.Mey. ex Boott) LE 00010201, geounit Unalaska [details]
Syntype GH 00249952, geounit United States [details]
From editor or global species database
Description Plants without conspicuous rhizomes. Culms 20–80 cm, 1.7–2 mm wide basally, 0.6–0.9 mm wide distally. Leaves: sheaths tight, green, fronts hyaline; ligules less than 3 mm, wider than to as wide as long; widest leaf blades 1–3.5 mm wide. Inflorescences capitate, with 4–8 spikes, individual spikes difficult to distinguish, 0.8–2 cm × 6–15 mm; proximal bracts to 1.5 cm; spikes with 5–10 ascending or spreading perigynia. Pistillate scales brown with green midvein, ovate, 3.8–4.3 × 1.3–2.2 mm, body as long as and slightly narrower than to as wide as perigynium, apex acute to short-awned. Anthers 1.5–2.2 mm. Perigynia dark brown with green margins, veinless or obscurely veined abaxially, 3.2–5 × 1.4–2.5 mm, margins serrulate distally; beak 0.7–1.5 mm, apical teeth 0.2–0.6 mm. Achenes suborbiculate, 1.7–2.1 × 1.7–1.8 mm. 2n = 58, 60. [details]

Taxonomic remark Source in seed data: wcs Update namepublishedIn from Fl. Bor.-Amer. 2: 211 1839 to Fl. Bor.-Amer. 2: 211 (1839), information provided by Alan E. on email Jun. 07 2021 More details could be found in [details]