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Cyperaceae taxon details

Schoenoplectus triqueter (L.) Palla

1681402  (urn:lsid:marinespecies.org:taxname:1681402)

accepted
Species
Scirpus hoppei Weihe · unaccepted
Scirpus trigonus Roth · unaccepted
Scirpus triqueter L. · unaccepted

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terrestrial
(of Scirpus triqueter L.) (1767). Mantissa Plantarum. Generum Editionis vi et Specierum. 2., available online at https://www.biodiversitylibrary.org/page/44260844#page/1/mode/1up
page(s): 29 [details] 
Lectotype  (of Scirpus triqueter L.) LINN HL71-29  
Lectotype (of Scirpus triqueter L.) LINN HL71-29 [details]
Description Rhizomes 1.5–5 mm diam. Culms sharply trigonous, 0.5–1.5 m × 2–4 mm. Leaves 3–4, basal, smooth; sheath fronts not...  
Description Rhizomes 1.5–5 mm diam. Culms sharply trigonous, 0.5–1.5 m × 2–4 mm. Leaves 3–4, basal, smooth; sheath fronts not pinnate-fibrillose; blades 1 or 2, thickly V-shaped in cross section, to equaling sheath length. Inflorescences 1–2 timesbranched or subcapitate or of 1 spikelet, branches to 4 cm; proximal bract usually erect, trigonous, 2–7 cm. Spikelets 1–35, in clusters or solitary, 5–12 × 3–4 mm; scales straw-colored to orange-brown or midrib greenish, usually clearly lineolate-spotted, ovate, 3–3.5 × 2.5 mm, flanks ribless, midrib proximally spinulose, apex acute to rounded, notch 0.3 mm deep, awn 0.3 mm, sparsely spinulose. Flowers: perianth members 4–6, brown, bristlelike, equaling to less than 1/2 of achene body, retrorsely spinulose; anthers 2 mm; crest short, spinulose; styles 2-fid. Achenes brown, biconvex, ovoid to obovoid, 2–2.5 × 1.5–2 mm; beak 0.1–0.2 mm. 2n = 42 [details]

Taxonomic remark Source in seed data: wcs Update namepublishedIn from Bot. Jahrb. Syst. 10: 299 1888 to Bot. Jahrb. Syst. 10: 299 (1888),...  
Taxonomic remark Source in seed data: wcs Update namepublishedIn from Bot. Jahrb. Syst. 10: 299 1888 to Bot. Jahrb. Syst. 10: 299 (1888), 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. Schoenoplectus triqueter (L.) Palla. Accessed at: https://cyperaceae.org/aphia.php?p=taxdetails&id=1681402 on 2025-03-31
Date
action
by
2023-09-06 07:35:01Z
created
2024-12-10 11:47:54Z
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Nomenclature

original description (of Scirpus triqueter L.) (1767). Mantissa Plantarum. Generum Editionis vi et Specierum. 2., available online at https://www.biodiversitylibrary.org/page/44260844#page/1/mode/1up
page(s): 29 [details] 

basis of record Plants of the World Online (POWO). , available online at https://powo.science.kew.org/ [details] 

new combination reference Palla, E. (1888). Zur Kenntnis der Gattung » Scirpus«. <em>Botanische Jahrbücher fur Systematik, Pflanzengeschichte und Pflanzengeographie.</em> 10(4): 293-304., available online at https://www.biodiversitylibrary.org/page/198686#page/3/mode/1up
page(s): 299 [details] 

 
 Present  Inaccurate  Introduced: alien  Containing type locality 
   

Lectotype (of Scirpus triqueter L.) LINN HL71-29 [details]
From editor or global species database
Description Rhizomes 1.5–5 mm diam. Culms sharply trigonous, 0.5–1.5 m × 2–4 mm. Leaves 3–4, basal, smooth; sheath fronts not pinnate-fibrillose; blades 1 or 2, thickly V-shaped in cross section, to equaling sheath length. Inflorescences 1–2 timesbranched or subcapitate or of 1 spikelet, branches to 4 cm; proximal bract usually erect, trigonous, 2–7 cm. Spikelets 1–35, in clusters or solitary, 5–12 × 3–4 mm; scales straw-colored to orange-brown or midrib greenish, usually clearly lineolate-spotted, ovate, 3–3.5 × 2.5 mm, flanks ribless, midrib proximally spinulose, apex acute to rounded, notch 0.3 mm deep, awn 0.3 mm, sparsely spinulose. Flowers: perianth members 4–6, brown, bristlelike, equaling to less than 1/2 of achene body, retrorsely spinulose; anthers 2 mm; crest short, spinulose; styles 2-fid. Achenes brown, biconvex, ovoid to obovoid, 2–2.5 × 1.5–2 mm; beak 0.1–0.2 mm. 2n = 42 [details]

Taxonomic remark Source in seed data: wcs Update namepublishedIn from Bot. Jahrb. Syst. 10: 299 1888 to Bot. Jahrb. Syst. 10: 299 (1888), information provided by Alan E. on email Jun. 07 2021 More details could be found in [details]
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