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Cyperaceae taxon details

Carex bijiangensis S.Yun Liang & S.R.Zhang

1678143  (urn:lsid:marinespecies.org:taxname:1678143)

accepted
Species
terrestrial
Liang, S.-Y.; Zhang, S.-R. (2006). Two New Species of Carex sect. Racemosae (Cyperaceae) from China. <em>Novon: A Journal for Botanical Nomenclature.</em> 16(3): 364-367., available online at https://bioone.org/journals/novon-a-journal-for-botanical-nomenclature/volume-16/issue-3/1055-3177_2006_16_364_TNSOCS_2.0.CO_2/Two-New-Species-of-Carex-sect-Racemosae-Cyperaceae-from-China/10.3417/1055-3177(2006)16[364:TNSOCS]2.0.CO;2.full
page(s): 364 [details] 
Holotype  PE 01862974, geounit Yunnan  
Holotype PE 01862974, geounit Yunnan [details]
Description Rhizome short; culms tufted, 50–60 cm high, ca. 2.5–3.5 mm wide, triquetrous, with purplish brown, leafless and...  
Description Rhizome short; culms tufted, 50–60 cm high, ca. 2.5–3.5 mm wide, triquetrous, with purplish brown, leafless and sometimes fibrillose sheaths at base. Leaves shorter than culms, 4–7 mm wide, flat. Inflorescence racemose, with 4 to 6 spikes; bracts without sheaths, lowest 1 or 2 leaf-like, exceeding inflorescence, upper ones bristle-like, shorter than inflorescence; upper spikes congested, lowest 1 or 2 remote; the terminal spike gynecandrous, cylindrical, 2.5–3.5 x ca. 1 cm, the lateral ones female, occasionally gynecandrous, oblong or cylindrical, 2–3 x ca. 0.8–0.9 cm, the lowest spike with a peduncle 8–12 mm long, upper ones with shorter or sessile peduncles. Female glumes ovate-lanceolate, 6–6.5 x 2 mm, with long scabrous awns 1–1.5 mm long, membranous, dark brown, 1-nerved; utricles shorter than glumes, narrowly elliptic, 4–5 mm long, veinless, membranous to almost coriaceous, yellowish green to dark purple, apices attenuate into short beaks ca. 0.2 mm long, beak mouths purple-black, truncate or emarginate; stigmas 3. Nutlets narrowly obovate, trigonous, yellow, 2.5 mm long. [details]

Taxonomic remark Source in seed data: wcs Update namepublishedIn from Novon 16: 364 2006 to Novon 16: 364 (2006), information provided by...  
Taxonomic remark Source in seed data: wcs Update namepublishedIn from Novon 16: 364 2006 to Novon 16: 364 (2006), information provided by Alan E. on email Jun. 07 2021 More details could be found in The Plant [details]
Cyperaceae Working Group. (2025). [see How to cite]. Global Cyperaceae Database. Carex bijiangensis S.Yun Liang & S.R.Zhang. Accessed at: https://www.cyperaceae.org/aphia.php?p=taxdetails&id=1678143 on 2025-04-24
Date
action
by
2023-09-06 07:28:28Z
created
2024-12-10 11:47:54Z
unchecked
db_admin
2025-03-11 11:19:03Z
changed

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Nomenclature

original description Liang, S.-Y.; Zhang, S.-R. (2006). Two New Species of Carex sect. Racemosae (Cyperaceae) from China. <em>Novon: A Journal for Botanical Nomenclature.</em> 16(3): 364-367., available online at https://bioone.org/journals/novon-a-journal-for-botanical-nomenclature/volume-16/issue-3/1055-3177_2006_16_364_TNSOCS_2.0.CO_2/Two-New-Species-of-Carex-sect-Racemosae-Cyperaceae-from-China/10.3417/1055-3177(2006)16[364:TNSOCS]2.0.CO;2.full
page(s): 364 [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 
   

Holotype PE 01862974, geounit Yunnan [details]
Isotype PE 01862975, geounit Yunnan [details]
From editor or global species database
Description Rhizome short; culms tufted, 50–60 cm high, ca. 2.5–3.5 mm wide, triquetrous, with purplish brown, leafless and sometimes fibrillose sheaths at base. Leaves shorter than culms, 4–7 mm wide, flat. Inflorescence racemose, with 4 to 6 spikes; bracts without sheaths, lowest 1 or 2 leaf-like, exceeding inflorescence, upper ones bristle-like, shorter than inflorescence; upper spikes congested, lowest 1 or 2 remote; the terminal spike gynecandrous, cylindrical, 2.5–3.5 x ca. 1 cm, the lateral ones female, occasionally gynecandrous, oblong or cylindrical, 2–3 x ca. 0.8–0.9 cm, the lowest spike with a peduncle 8–12 mm long, upper ones with shorter or sessile peduncles. Female glumes ovate-lanceolate, 6–6.5 x 2 mm, with long scabrous awns 1–1.5 mm long, membranous, dark brown, 1-nerved; utricles shorter than glumes, narrowly elliptic, 4–5 mm long, veinless, membranous to almost coriaceous, yellowish green to dark purple, apices attenuate into short beaks ca. 0.2 mm long, beak mouths purple-black, truncate or emarginate; stigmas 3. Nutlets narrowly obovate, trigonous, yellow, 2.5 mm long. [details]

Diagnosis Haec species C. kansuensi Nelmes et C. gmelinii Hooker et Arnott affinis, sed utriculis anguste ellipticis, membranaceis, aveniis, ore rostri truncato vel emarginato differt. [details]

Taxonomic remark Source in seed data: wcs Update namepublishedIn from Novon 16: 364 2006 to Novon 16: 364 (2006), information provided by Alan E. on email Jun. 07 2021 More details could be found in The Plant [details]
    Definitions

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