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Cyperaceae taxon details

Carex atlantica L.H.Bailey

1677254  (urn:lsid:marinespecies.org:taxname:1677254)

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Bailey, L. H. (1893). Notes on Carex XVII. <em>Bulletin of the Torrey Botanical Club.</em> 20: 417-429., available online at https://www.biodiversitylibrary.org/page/703567#page/535/mode/1up
page(s): 425 [details] 
Description Culms 10–110 cm. Leaves 3–5 per culm; sheaths tight, inner band hyaline, 3.5–24 cm, apex concave, glabrous; ligules...  
Description Culms 10–110 cm. Leaves 3–5 per culm; sheaths tight, inner band hyaline, 3.5–24 cm, apex concave, glabrous; ligules rounded to obtuse, 0.5–3.7 mm; blades plicate, 8–60 cm × 0.4–4(–4.5) mm, widest leaf 0.8–4(–4.5) mm wide. Inflorescences 0.8–5.5 cm; spikes 2–8; lateral spikes pistillate often with a few staminate flowers proximally, 3.1–13.1 mm, sessile, staminate portion 10-flowered, to 6.5 mm, pistillate portion 3–40-flowered, 2.5–12 mm; basal 2 spikes 1.5–18 mm apart; terminal spike gynecandrous, 4.8–23.7 mm, staminate portion 2–21-flowered, 1.8–13.5 × 0.8–1.3 mm, pistillate portion 4–38-flowered, 3–11 × 4.4–7.5 mm. Pistillate scales ovate to ± suborbicular, 1.2–2.4 × 1.2–2 mm, apex obtuse to acute. Staminate scales ovate-lanceolate to ovate, 1.3–3.5 × 0.8–1.4 mm, base clavate, apex acute to obtuse. Anthers 0.6–1.5(–1.8) mm. Perigynia spreading to reflexed, green, 6–13-veined abaxially, (0–)1–12-veined adaxially over achene, broadly ovate to suborbicular, cuneate or concavely tapered from widest point to beak, 1.9–3.8 × (1.3–)2.1–3 mm, 1.1–1.7(–1.9) times as long as wide; beak 0.45–1.25 mm, 0.23–0.5(–0.63) length of body, serrulate, teeth 0.15–0.45 mm. Achenes deltate to rhombic-orbiculate, 1–1.9 × 1–1.7 mm. [details]

Taxonomic remark Source in seed data: wcs Update namepublishedIn from Bull. Torrey Bot. Club 20: 425 1893 to Bull. Torrey Bot. Club 20: 425...  
Taxonomic remark Source in seed data: wcs Update namepublishedIn from Bull. Torrey Bot. Club 20: 425 1893 to Bull. Torrey Bot. Club 20: 425 (1893), 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 atlantica L.H.Bailey. Accessed at: https://www.cyperaceae.org/aphia.php?p=taxdetails&id=1677254 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 Bailey, L. H. (1893). Notes on Carex XVII. <em>Bulletin of the Torrey Botanical Club.</em> 20: 417-429., available online at https://www.biodiversitylibrary.org/page/703567#page/535/mode/1up
page(s): 425 [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 PH 00001083, geounit Massachusetts [details]
From editor or global species database
Description Culms 10–110 cm. Leaves 3–5 per culm; sheaths tight, inner band hyaline, 3.5–24 cm, apex concave, glabrous; ligules rounded to obtuse, 0.5–3.7 mm; blades plicate, 8–60 cm × 0.4–4(–4.5) mm, widest leaf 0.8–4(–4.5) mm wide. Inflorescences 0.8–5.5 cm; spikes 2–8; lateral spikes pistillate often with a few staminate flowers proximally, 3.1–13.1 mm, sessile, staminate portion 10-flowered, to 6.5 mm, pistillate portion 3–40-flowered, 2.5–12 mm; basal 2 spikes 1.5–18 mm apart; terminal spike gynecandrous, 4.8–23.7 mm, staminate portion 2–21-flowered, 1.8–13.5 × 0.8–1.3 mm, pistillate portion 4–38-flowered, 3–11 × 4.4–7.5 mm. Pistillate scales ovate to ± suborbicular, 1.2–2.4 × 1.2–2 mm, apex obtuse to acute. Staminate scales ovate-lanceolate to ovate, 1.3–3.5 × 0.8–1.4 mm, base clavate, apex acute to obtuse. Anthers 0.6–1.5(–1.8) mm. Perigynia spreading to reflexed, green, 6–13-veined abaxially, (0–)1–12-veined adaxially over achene, broadly ovate to suborbicular, cuneate or concavely tapered from widest point to beak, 1.9–3.8 × (1.3–)2.1–3 mm, 1.1–1.7(–1.9) times as long as wide; beak 0.45–1.25 mm, 0.23–0.5(–0.63) length of body, serrulate, teeth 0.15–0.45 mm. Achenes deltate to rhombic-orbiculate, 1–1.9 × 1–1.7 mm. [details]

Taxonomic remark Source in seed data: wcs Update namepublishedIn from Bull. Torrey Bot. Club 20: 425 1893 to Bull. Torrey Bot. Club 20: 425 (1893), information provided by Alan E. on email Jun. 07 2021 More details could be found in [details]