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Cyperaceae taxon details

Carex gravida L.H.Bailey

1677832  (urn:lsid:marinespecies.org:taxname:1677832)

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Bailey, L. H. (1889). Notes on Carex. 11. Studies of the types of the various species of the genus Carex. Memoirs of the Torrey Botanical Club, 1: 1-85., available online at https://www.biodiversitylibrary.org/page/31679539#page/7/mode/1up
page(s): 5 [details] 
Description Plants without conspicuous rhizomes. Culms (20–)30–100 cm, 2.5–8 mm wide basally, 0.7–1.6 mm wide distally. Leaves:...  
Description Plants without conspicuous rhizomes. Culms (20–)30–100 cm, 2.5–8 mm wide basally, 0.7–1.6 mm wide distally. Leaves: sheaths usually loose, proximally green-and-white-striped, not white spotted, with conspicuous transverse veins on back, fronts hyaline, sometimes transversely rugose and red dotted, thin, white or hyaline and fragile at mouth; ligules 2–7 mm, shorter to longer than wide; widest leaf blades (3–)4–8 mm wide. Inflorescences with 5–15 spikes, 1–5 cm × 8–15 mm, occasionally compound, then somewhat larger; proximal bracts to 3 cm; spikes with 5–15 ascending to spreading perigynia; proximal internodes shorter than to 1.5 times as long as proximal spikes. Pistillate scales hyaline or brown with green, 1–3-veined center, ovate, 2.6–4.4 × 1.3–2.4 mm, body shorter to slightly longer than perigynium, apex acuminate to short-awned. Anthers 1.5–3 mm. Perigynia pale green to pale brown, veinless or 3–7(–12)-veined abaxially, rarely veined adaxially, 3.5–5.5 × 2–3 mm, body somewhat spongy, base thickened, margins serrulate distally; beak 0.6–1.6 mm, apical teeth 0.3–1 mm. Achenes circular to elliptic- circular, 1.8–2.1 × 1.6–2 mm. [details]

Taxonomic remark Source in seed data: wcs Update namepublishedIn from Mem. Torrey Bot. Club 1: 5 1889 to Mem. Torrey Bot. Club 1: 5 (1889),...  
Taxonomic remark Source in seed data: wcs Update namepublishedIn from Mem. Torrey Bot. Club 1: 5 1889 to Mem. Torrey Bot. Club 1: 5 (1889), 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 gravida L.H.Bailey. Accessed at: https://www.cyperaceae.org/aphia.php?p=taxdetails&id=1677832 on 2025-09-12
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2023-09-06 07:28:28Z
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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. (1889). Notes on Carex. 11. Studies of the types of the various species of the genus Carex. Memoirs of the Torrey Botanical Club, 1: 1-85., available online at https://www.biodiversitylibrary.org/page/31679539#page/7/mode/1up
page(s): 5 [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 P 00305383, geounit Illinois [details]
From editor or global species database
Description Plants without conspicuous rhizomes. Culms (20–)30–100 cm, 2.5–8 mm wide basally, 0.7–1.6 mm wide distally. Leaves: sheaths usually loose, proximally green-and-white-striped, not white spotted, with conspicuous transverse veins on back, fronts hyaline, sometimes transversely rugose and red dotted, thin, white or hyaline and fragile at mouth; ligules 2–7 mm, shorter to longer than wide; widest leaf blades (3–)4–8 mm wide. Inflorescences with 5–15 spikes, 1–5 cm × 8–15 mm, occasionally compound, then somewhat larger; proximal bracts to 3 cm; spikes with 5–15 ascending to spreading perigynia; proximal internodes shorter than to 1.5 times as long as proximal spikes. Pistillate scales hyaline or brown with green, 1–3-veined center, ovate, 2.6–4.4 × 1.3–2.4 mm, body shorter to slightly longer than perigynium, apex acuminate to short-awned. Anthers 1.5–3 mm. Perigynia pale green to pale brown, veinless or 3–7(–12)-veined abaxially, rarely veined adaxially, 3.5–5.5 × 2–3 mm, body somewhat spongy, base thickened, margins serrulate distally; beak 0.6–1.6 mm, apical teeth 0.3–1 mm. Achenes circular to elliptic- circular, 1.8–2.1 × 1.6–2 mm. [details]

Taxonomic remark Source in seed data: wcs Update namepublishedIn from Mem. Torrey Bot. Club 1: 5 1889 to Mem. Torrey Bot. Club 1: 5 (1889), information provided by Alan E. on email Jun. 07 2021 More details could be found in [details]