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Cyperaceae taxon details

Bolboschoenus laticarpus Marhold, Hroudová, Duchácek & Zákr.

1678637  (urn:lsid:marinespecies.org:taxname:1678637)

accepted
Species
terrestrial
Marhold, K.; Hroudová, Z.; Ducháček, M.; Zákravský, P. (2004). The Bolboschoenus maritimus group (Cyperaceae) in Central Europe, including B. laticarpus, spec. nova. <em>Phyton. Annales Rei Botanique.</em> 44(1): 1-21.
page(s): 7 [details] Available for editors  PDF available [request]
Holotype  PRA, geounit Bohemia  
Holotype PRA, geounit Bohemia [details]
Description Perennial plants (0.7–) 0.8–1.1 (–1.5) m tall, with underground rhizome system bearing ellipsoid to spherical tubers....  
Description Perennial plants (0.7–) 0.8–1.1 (–1.5) m tall, with underground rhizome system bearing ellipsoid to spherical tubers. Stems erect, trigonous, with leaves spirally arranged in three lines. The upper leafless part of the stem under the inflorescence takes about 1/3 of the total stem length. Inflorescence compound, consisting of a group of sessile spikelets and rays, bearing one to several spikelets on each ray. Flowers in the axils of floral glumes; glumes oblong, medium brown to rusty brown, margins lacerate to the apex, excurrent into an outwardly recurving awn. Style usually with three branches, within one inflorescence styles with two and three branches mostly present together. Fruits (nuts) broadly obovate in outline, trigonous, on the abaxial side with the edge somewhat rounded; dark brown to black. Fruit cross-section of the shape of flat isosceles triangle with wide base. Fruit pericarp formed by thin sclerenchymatous endocarp, well developed sclerenchymatous mesocarp and thin epidermis (exocarp). Exocarp consisting of one layer of slightly elongated (cylindrical) air containing cells. Surface of nuts smooth (at 20× magnification), sometimes with detectable faint cell outlines as a fine netlike texture (depending on the development of exocarp layer). Perianth bristles persistent on the nut or partially or totally caducous, densely retrorsely spinulose, about nut length. [details]
Cyperaceae Working Group. (2025). [see How to cite]. Global Cyperaceae Database. Bolboschoenus laticarpus Marhold, Hroudová, Duchácek & Zákr.. Accessed at: https://cyperaceae.org/aphia.php?p=taxdetails&id=1678637 on 2025-09-13
Date
action
by
2023-09-06 07:35:01Z
created
2024-12-10 11:47:54Z
unchecked
db_admin
2024-12-13 10:35:02Z
checked

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Nomenclature

original description Marhold, K.; Hroudová, Z.; Ducháček, M.; Zákravský, P. (2004). The Bolboschoenus maritimus group (Cyperaceae) in Central Europe, including B. laticarpus, spec. nova. <em>Phyton. Annales Rei Botanique.</em> 44(1): 1-21.
page(s): 7 [details] Available for editors  PDF available [request]

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 PRA, geounit Bohemia [details]
From editor or global species database
Description Perennial plants (0.7–) 0.8–1.1 (–1.5) m tall, with underground rhizome system bearing ellipsoid to spherical tubers. Stems erect, trigonous, with leaves spirally arranged in three lines. The upper leafless part of the stem under the inflorescence takes about 1/3 of the total stem length. Inflorescence compound, consisting of a group of sessile spikelets and rays, bearing one to several spikelets on each ray. Flowers in the axils of floral glumes; glumes oblong, medium brown to rusty brown, margins lacerate to the apex, excurrent into an outwardly recurving awn. Style usually with three branches, within one inflorescence styles with two and three branches mostly present together. Fruits (nuts) broadly obovate in outline, trigonous, on the abaxial side with the edge somewhat rounded; dark brown to black. Fruit cross-section of the shape of flat isosceles triangle with wide base. Fruit pericarp formed by thin sclerenchymatous endocarp, well developed sclerenchymatous mesocarp and thin epidermis (exocarp). Exocarp consisting of one layer of slightly elongated (cylindrical) air containing cells. Surface of nuts smooth (at 20× magnification), sometimes with detectable faint cell outlines as a fine netlike texture (depending on the development of exocarp layer). Perianth bristles persistent on the nut or partially or totally caducous, densely retrorsely spinulose, about nut length. [details]