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Cyperaceae taxon details

Carex dasycarpa Muhl.

1676783  (urn:lsid:marinespecies.org:taxname:1676783)

accepted
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Muhlenberg, G. H. E. (1817). Descriptio Uberior Graminum et Plantarum Calamariarum Americae Septentrionalis Indigenarum et Cicurum. , available online at https://www.biodiversitylibrary.org/page/15348621#page/7/mode/1up
page(s): 236 [details] 
Description Plants loosely cespitose; rhizomes slender. Culms 13–40 cm, smooth, sparsely pilose. Leaf blades M-shaped in cross section...  
Description Plants loosely cespitose; rhizomes slender. Culms 13–40 cm, smooth, sparsely pilose. Leaf blades M-shaped in cross section when young, 2–4.5 mm wide, at least proximal pilose. Inflorescences: proximal bracts sheathless or sheath not more than 2 mm; lateral spikes 6–27 × 4–9 mm, all in distal 1/2 of stem; terminal spike 8–20 × 1–2.5 mm. Pistillate scales 3-veined, ovate, 2.3–3 × 1.3–2.2 mm, shorter than perigynia, apex acute, sometimes with awn to 0.7 mm. Staminate scales 3-veined, 3.2–5 × 1.2–2 mm. Perigynia 20–30-veined, narrowly ovoid, 4.5–6 × 1.4–2 mm, spongy at base, subglabrous to puberulent proximally, pilose distally, at least some hairs 0.3–0.4 mm; beak obscure, 0.3–0.5 mm. Achenes: stipe to 1 mm; bodies 2.5 × 1.3–1.7 mm, filling only distal part of perigynia. [details]
Cyperaceae Working Group. (2025). [see How to cite]. Global Cyperaceae Database. Carex dasycarpa Muhl.. Accessed at: https://cyperaceae.org/aphia.php?p=taxdetails&id=1676783 on 2026-01-07
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 Muhlenberg, G. H. E. (1817). Descriptio Uberior Graminum et Plantarum Calamariarum Americae Septentrionalis Indigenarum et Cicurum. , available online at https://www.biodiversitylibrary.org/page/15348621#page/7/mode/1up
page(s): 236 [details] 

Other

additional source Ball, P.W.; Reznicek, A.A.; Murray, D.F. (2002). Magnoliophyta: Commelinidae (in part): Cyperaceae. In: Flora of North America. Vol. 23. Oxford University Press, New York., available online at http://floranorthamerica.org/Cyperaceae [details] Available for editors  PDF available [request]

 
 Present  Inaccurate  Introduced: alien  Containing type locality 
   

From editor or global species database
Additional information Fruiting early spring–summer. Hardwood forests on sand; 0–100 m. [details]

Description Plants loosely cespitose; rhizomes slender. Culms 13–40 cm, smooth, sparsely pilose. Leaf blades M-shaped in cross section when young, 2–4.5 mm wide, at least proximal pilose. Inflorescences: proximal bracts sheathless or sheath not more than 2 mm; lateral spikes 6–27 × 4–9 mm, all in distal 1/2 of stem; terminal spike 8–20 × 1–2.5 mm. Pistillate scales 3-veined, ovate, 2.3–3 × 1.3–2.2 mm, shorter than perigynia, apex acute, sometimes with awn to 0.7 mm. Staminate scales 3-veined, 3.2–5 × 1.2–2 mm. Perigynia 20–30-veined, narrowly ovoid, 4.5–6 × 1.4–2 mm, spongy at base, subglabrous to puberulent proximally, pilose distally, at least some hairs 0.3–0.4 mm; beak obscure, 0.3–0.5 mm. Achenes: stipe to 1 mm; bodies 2.5 × 1.3–1.7 mm, filling only distal part of perigynia. [details]
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