Cyperaceae taxon details
Eleocharis penchaoi Y.D.Chen
1680537 (urn:lsid:marinespecies.org:taxname:1680537)
accepted
Species
terrestrial
Not documented
Description Perennials. Rhizomes elongate. Culms tufted, erect, 25-35 cm tall, ca. 2 mm thick. Leaf sheaths 1(or 2), grayish brown,...
Taxonomic remark Source in seed data: wcs Update namepublishedIn from Bull. Bot. Res., Harbin 7(2): 119. 1987 to Bull. Bot. Res., Harbin...
Description Perennials. Rhizomes elongate. Culms tufted, erect, 25-35 cm tall, ca. 2 mm thick. Leaf sheaths 1(or 2), grayish brown, tubular, 5-7 cm, smooth, glabrous, mouth truncate. Spikelet oblong, ca. 8 × 3-4 mm, more than 10-flowered. Basalmost glume empty, amplexicaul for more than 1/2 of spikelet base; fertile glumes brown, sublaxly imbricate, ovate to narrowly ovate, ca. 4 × 2 mm, margin ± broadly hyaline, apex acute to obtuse. Perianth bristles 4, slightly longer than nutlet, retrorsely spinulose. Stigmas 2. Nutlet yellowish, obovoid, ca. 1.7 × 1.5 mm, biconvex, smooth, both sides narrowly margined, apex constricted; persistent style base white but dark brown at apex, obtusely 3-angled, nearly as long and ca. 1/3 as wide as nutlet, spongy. [details]
Taxonomic remark Source in seed data: wcs Update namepublishedIn from Bull. Bot. Res., Harbin 7(2): 119. 1987 to Bull. Bot. Res., Harbin...
Taxonomic remark Source in seed data: wcs Update namepublishedIn from Bull. Bot. Res., Harbin 7(2): 119. 1987 to Bull. Bot. Res., Harbin 7(2): 119 (1987), 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. Eleocharis penchaoi Y.D.Chen. Accessed at: https://cyperaceae.org/aphia.php?p=taxdetails&id=1680537 on 2025-09-12
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Nomenclature
basis of record
Plants of the World Online (POWO). , available online at https://powo.science.kew.org/ [details]
Other
additional source
Li, B. Z.; Zhang, S. R. (2024). An updated species checklist and taxonomic synopsis of Cyperaceae in China. <em>Biodiversity Science.</em> 32(7): 24106., available online at https://doi.org/10.17520/biods.2024106 [details] Available for editors 
[request]
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Present Inaccurate Introduced: alien Containing type locality
From editor or global species database
Description Perennials. Rhizomes elongate. Culms tufted, erect, 25-35 cm tall, ca. 2 mm thick. Leaf sheaths 1(or 2), grayish brown, tubular, 5-7 cm, smooth, glabrous, mouth truncate. Spikelet oblong, ca. 8 × 3-4 mm, more than 10-flowered. Basalmost glume empty, amplexicaul for more than 1/2 of spikelet base; fertile glumes brown, sublaxly imbricate, ovate to narrowly ovate, ca. 4 × 2 mm, margin ± broadly hyaline, apex acute to obtuse. Perianth bristles 4, slightly longer than nutlet, retrorsely spinulose. Stigmas 2. Nutlet yellowish, obovoid, ca. 1.7 × 1.5 mm, biconvex, smooth, both sides narrowly margined, apex constricted; persistent style base white but dark brown at apex, obtusely 3-angled, nearly as long and ca. 1/3 as wide as nutlet, spongy. [details]Taxonomic remark Source in seed data: wcs Update namepublishedIn from Bull. Bot. Res., Harbin 7(2): 119. 1987 to Bull. Bot. Res., Harbin 7(2): 119 (1987), information provided by Alan E. on email Jun. 07 2021 More details could be found in [details]
