Cyperus squarrosus

Family:CYPERACEAE
Species:Cyperus squarrosus Linnaeus
Common Name:Awned Flatsedge
Habitat:Disturbed wet soils and river banks.
Associated Ecological Communities:**
Growth Habit:Herb
Duration:Annual
Category:Vascular
USDA Symbol:**
Plant Notes:**
Taxonomic Notes:**
Status:Native, OBL (NWI), G5 (Global Rank)
References:**
Specimen: View specimen details in the Alabama Herbarium Consortium Specimen Database

** Not applicable or data not available.

Classification

FamilyCYPERACEAE - Sedge family
Genus Cyperus
Species Cyperus squarrosus Linnaeus - Awned Flatsedge

Citation

Citation CYPERUS SQUARROSUS Linnaeus, Cent. Pl. 2: 6. 1756.
Basionym: **
Type: INDIA: "India orientalis", without data, Koenig s.n. (lectotype: LINN 70.8 (right-hand specimen); isolectotype: S-LINN G-6816). Lectotypified by J. Kern, Blumea 10: 642. 1960.

** Not applicable or data not available.

Synonyms

SynonymFull CitationBasionymType
Chlorocyperus inflexus Chlorocyperus inflexus (Muhlenberg) Palla, Allg. Bot. Z. Syst. 17(Beih.): 6. 1911.Cyperus inflexus Muhlenberg 1817. 
Cyperus aristatus var. boeckeleri Cyperus aristatus Rottbøll, var. boeckeleri Cavara, Atti Ist. Bot. Univ. Pavia, ser. 2. 5(2): 26. 1899.  
Cyperus aristatus var. falciculosus Cyperus aristatus Rottbøll, var. falciculosus (Liebmann) Kükenthal, in Engler, Pflanzenr. 4(Heft 101): 505. 1936.Cyperus falciculosus Liebmann 1850. 
Cyperus aristatus var. inflexus Cyperus aristatus Rottbøll, var. inflexus (Muhlenberg) Kükenthal, in Engler, Pflanzenr. 4(Heft 101): 504. 1936.Cyperus inflexus Muhlenberg 1817 
Cyperus aristatus var. runyonii Cyperus aristatus Rottbøll, var. runyonii O'Neill, Rhodora 44: 56. 1942. TEXAS: Kenedy Co.: Los Norias, s.d., Runyon 1933 (holotype: LCU; isotypes: GH, US).
Cyperus brownei Cyperus brownei Roemer & Schultes, Syst. Veg. 2: 228. 1817.Cyperus uncinatus R. Brown 1810, non Poiret 1806. 
Cyperus falciculosus Cyperus falciculosus Liebmann, Kongel. Danske Vidensk. Selsk. Skr., Naturvidensk. Math. Afd., ser. 5. 2: 204. 1850. MEXICO: Veracruz: Near Río de Antigua, Feb 1841, Liebmann 14358 (holotype: C; isotype: B).
Cyperus purshii Cyperus purshii Roemer & Schultes, Syst. Veg. 2: 177. 1817.Cyperus uncinatus Pursh 1814, non Poiret 1806, nec R. Brown 1810. 
Cyperus uncinatus Cyperus uncinatus R. Brown, Prodr. 215. 1810, non Poiret 1806.  
Cyperus uncinatus Cyperus uncinatus Pursh, Fl. Amer. Sept. 50. 1814, non Poiret 1806, nec R. Brown 1810.  
Dichostylis aristata Dichostylis aristata Palla, Bot. Jahrb. Syst. 10: 296. 1888, nom. illegit.Cyperus aristatus Rottbøll 1772, nom. illegit.; Scirpus intricatus Linnaeus 1771.. 
Isolepis echinulata Isolepis echinulata Kunth, Enum. Pl. 2: 205. 1837. VENEZUELA: Cumana, 1798, Humboldt & Bonpland s.n. (holotype: B).
Mariscus squarrosus Mariscus squarrosus (Linnaeus) C. B. Clarke, in Hooker f., Fl. Brit. India 6: 623. 1893.Cyperus squarrosus Linnaeus 1756. 
Pycreus squarrosus Pycreus squarrosus (Linnaeus) Nees von Esenbeck, Linnaea 9: 283. 1834.Cyperus squarrosus Linnaeus 1756. 
Scirpus capitatus Scirpus capitatus Burman f., Fl. Indica 21. 1768, non Linnaeus 1753. INDIA
Scirpus intricatus Scirpus intricatus Linnaeus, Mant. Pl. 2: 182. 1771. SOUTH AFRICA: Cape Prov.: Without data (lectotype: LINN 71.50). Lectotypified by C. B. Clarke, J. Linn. Soc., Bot. 30: 313. 1894.
Scirpus lappaceus Scirpus lappaceus Lamarck, Tabl. Encycl. 1: 139. 1791. INDIA
Cyperus aristatus Cyperus aristatus Rottbøll, Descr.Pl. Rar. 22. 1772, nom. illegit.Scirpus intricatus Burman f. 1768. 
Cyperus inflexus Cyperus inflexus Muhlenberg, Descr. Gram. 16. 1817. PENNSYLVANIA: Without data, Muhlenberg Herb. 27 (holotype: PH; isotype: B-W).

Specimens and Distribution

This species has been reported in the following counties by the herbaria listed. An overview of the individual specimens are provided in the table that follows. Click on the accession number to view details; click on column headers to sort; choose a county or herbaria to filter the specimen data.

Counties included on distribution map: Blount, DeKalb, Etowah, Franklin, Greene, Houston, Jackson, Jefferson, Lawrence, Lee, Marengo, Marshall, Mobile, Montgomery, Morgan

Counties represented by specimen data listed below:

Herbaria represented by specimen data listed below: AUA, JSU, TROY, UNA, UWAL

Range of years during which specimens were collected: -

Barcode / Accession No. County Coll. Date Collector &
Collection No.
Herbarium &
Herbarium Name Used
Image
AUA000038272 Morgan 10 Jun 2017 ENGLAND, J. KEVIN
8019
AUA
CYPERUS SQUARROSUS L.
TROY000025507 Houston 10 Sep 1994 John R. MacDonald
7656
TROY
Cyperus squarrosus Linnaeus
JSU110582 Jackson 5 Aug 1994 R. D. Whetstone
s.n.
JSU
Cyperus squarrosus Linnaeus
JSU110583 Marshall 30 Aug 1992 D. D. Spaulding
2771
JSU
Cyperus squarrosus Linnaeus
JSU110575 Etowah 24 Sep 1995 L. M. Hodge
4368
JSU
Cyperus squarrosus Linnaeus
TROY000044564 Greene 07 Aug 2008 Daniel D. Spaulding
13048
TROY
Cyperus squarrosus Linnaeus
AUA000027155 Greene 18 AUG 2013 SPAULDING, DANIEL D.
13846
AUA
CYPERUS SQUARROSUS L.
JSU110584 Marshall 9 Aug 1992 D. D. Spaulding
2597
JSU
Cyperus squarrosus Linnaeus
JSU110576 Etowah 27 Aug 1994 L. M. Hodge
3249
JSU
Cyperus squarrosus Linnaeus
AUA000021178 Morgan 6 JUL 2003 SPAULDING, DANIEL D.
11981
AUA
CYPERUS SQUARROSUS L.
JSU110573 DeKalb 14 Oct 1975 R. D. Whetstone
7470
JSU
Cyperus squarrosus Linnaeus
UWAL0011727 Greene 07 Nov 2010 Keener, Brian R.
6281
UWAL
Cyperus squarrosus Linnaeus
JSU110577 Etowah 3 Sep 1994 L. M. Hodge
3433
JSU
Cyperus squarrosus Linnaeus
UWAL0039960 Montgomery 09 Jul 2017 Diamond, Alvin R.
27872
UWAL
Cyperus squarrosus L.
UNA00063006 Morgan 6 Jul 2003 D. D. Spaulding
11981
UNA
Cyperus squarrosus L.
TROY000025282 Jefferson 19 Jun 2002 Daniel D. Spaulding
11420
TROY
Cyperus squarrosus Linnaeus
JSU110585 Morgan 15 Sep 1996 D. D. Spaulding
9184
JSU
Cyperus squarrosus Linnaeus
UWAL0038733 Lawrence 01 Sep 2018 England, J. Kevin
9408
UWAL
Cyperus squarrosus Linnaeus
TROY000046099 Greene 07 Nov 2010 Brian R. Keener
6281
TROY
Cyperus squarrosus Linnaeus
JSU110574 DeKalb 14 Oct 1975 R. D. Whetstone
7470
JSU
Cyperus squarrosus Linnaeus
UNA00054301 Blount 11 Jul 1998 Brian R. Keener
1208
UNA
Cyperus squarrosus L.
TROY000045583 Montgomery 09 Jul 2017 Alvin R. Diamond
22872
TROY
Cyperus squarrosus Linnaeus
UWAL0003276 Morgan 06 Jul 2003 Spaulding, Daniel D.
11981
UWAL
Cyperus squarrosus L.
UNA00059342 Jefferson 19 Jun 2002 D. D. Spaulding
11420
UNA
Cyperus squarrosus L.
TROY000025283 Morgan 06 Jul 2003 Daniel D. Spaulding
11981
TROY
Cyperus squarrosus Linnaeus
UWAL0039404 Marshall 20 Jun 2017 Webb, David H.
8445
UWAL
Cyperus squarrosus L.
UWAL0002342 Greene 07 Aug 2008 Spaulding, Daniel D.
13048
UWAL
Cyperus squarrosus L.
AUA000027168 Mobile 28 JUN 2014 HORNE, HOWARD E.
2601
AUA
CYPERUS SQUARROSUS L.
UWAL0003275 Lawrence 04 Oct 2008 England, J. Kevin
1344
UWAL
Cyperus squarrosus L.
JSU110581 Jackson 21 Sep 1997 D. D. Spaulding
10056
JSU
Cyperus squarrosus Linnaeus
JSU110579 Jackson 31 Oct 1998 K. R. Brodeur
oct 31 1998
JSU
Cyperus squarrosus Linnaeus
UNA00056442 Marengo 13 Oct 1908 Roland M. Harper
124
UNA
Cyperus squarrosus L.
AUA000021177 Lee 7 SEP 1987 DIAMOND, JR., ALVIN R.
3570
AUA
CYPERUS SQUARROSUS L.
JSU110578 Franklin 18 Sep 1994 D. D. Spaulding
6456
JSU
Cyperus squarrosus Linnaeus
JSU110580 Jackson 18 Sep 1998 K. R. Brodeur
1403
JSU
Cyperus squarrosus Linnaeus
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