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65 Records
Seasonality Snapshot
Use of media featured on Maryland Biodiversity Project is only permitted with express permission of the photographer.
Square-stemmed Spikerush in Worcester Co., Maryland (8/5/2019).
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Media by
Wayne Longbottom.
Square-stemmed Spikerush in Anne Arundel Co., Maryland (6/19/2016).
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Media by
Robert Ferraro.
Square-stemmed Spikerush in Anne Arundel Co., Maryland (7/26/2011).
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Media by
Bill Harms.
Square-stemmed Spikerush growing along a sagittaria sp? in Anne Arundel Co., Maryland (7/15/2012).
Media by
Jim Brighton.
Square-stemmed Spikerush in Van Zandt Co., Texas (9/16/2012).
Media by
Sonnia Hill.
Square-stemmed Spikerush in Anne Arundel Co., Maryland (6/15/2011).
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Bill Harms.
Square-stemmed Spikerush in Prince George's Co., Maryland (6/29/2017).
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Media by
Bill Hubick.
Square-stemmed Spikerush in Talbot Co., Maryland (8/3/2019).
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Media by
Bill Hubick.
Square-stemmed Spikerush growing in Somerset Co., Maryland (8/23/2020).
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Media by
Jim Stasz.
Source: Wikipedia
Eleocharis quadrangulata | |
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Scientific classification ![]() | |
Kingdom: | Plantae |
Clade: | Tracheophytes |
Clade: | Angiosperms |
Clade: | Monocots |
Clade: | Commelinids |
Order: | Poales |
Family: | Cyperaceae |
Genus: | Eleocharis |
Species: | E. quadrangulata
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Binomial name | |
Eleocharis quadrangulata | |
Synonyms[1] | |
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Eleocharis quadrangulata is a species of spikesedge known by the common names square-stem spikerush and four-angled spikerush. It is native to eastern and central North America (from Texas and Florida north to Ontario and Massachusetts), with additional populations in California, Oregon, and west-central Mexico (Durango, Jalisco, etc.).[1][2][3][4] It grows in and around freshwater in lakes, ponds, and other bodies of water. It is a rhizomatous perennial herb growing one half to one meter in height. The spongy, compressible stem is a few millimeters wide and sharply four-angled. The inflorescence is a single spikelet 1.5 to 7.5 centimeters long which is made up of several flowers covered in light brown bracts.[5]
References
[edit]- ^ a b Kew World Checklist of Selected Plant Families
- ^ Flora of North America, Eleocharis quadrangulata (Michaux) Roemer & Schultes in J. J. Roemer et al., Syst. Veg. 2: 155. 1817.
- ^ Biota of North America Program, 2013 county distribution map
- ^ McVaugh, R. 1993. Cyperaceae. 13: 225–440. In R. McVaugh (ed.) Flora Novo-Galiciana. The University of Michigan, Ann Arbor
- ^ Espejo Serna, A. & López-Ferrari, A.R. (1997). Las Monocotiledóneas Mexicanas una Sinopsis Florística 5: 1-98. Consejo Nacional de la Flora de México, México D.F.
External links
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