Cyperus retrorsus

Family:CYPERACEAE
Species:Cyperus retrorsus Chapman
Common Name:Pinebarren Flatsedge; Cylindric Flatsedge
Habitat:**
Associated Ecological Communities:**
Growth Habit:Herb
Duration:Perennial
Category:Vascular
USDA Symbol:**
Plant Notes:**
Taxonomic Notes:**
Status:Native, FACW+ (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 retrorsus Chapman - Pinebarren Flatsedge; Cylindric Flatsedge

Citation

Citation Cyperus retrorsus Chapman, Bot. Gaz. 3: 17. 1878.
Basionym: **
Type: FLORIDA: Collier Co.: Roberts Key, Caxambas ('Caximbas') Bay, s.d., Chapman s.n. (lectotype: US; isolectotype: NY). Lectotypified by Horvat, Catholic Univ. Amer. Biol. Ser. 33: 82. 1941.

** Not applicable or data not available.

Synonyms

SynonymFull CitationBasionymType
Mariscus cylindricus Mariscus cylindricus Elliott, Sketch Bot. S. Carolina 1: 74. 1816.   
Mariscus retrorsus  Cyperus retrorsus Chapman, Bot. Gaz. 3: 17. 1878. 
Cyperus cylindricus Cyperus cylindricus Chapman, Bot. Gaz. 3: 18. 1878, non Boeckeler 1859. Mariscus cylindricus Elliott, Sketch Bot. S. Carolina 1: 74. 1816. 
Cyperus nashii    
Cyperus retrorsus var. nashii    
Cyperus torreyi    

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: Autauga, Baldwin, Barbour, Bibb, Blount, Bullock, Butler, Calhoun, Clay, Cleburne, Coffee, Conecuh, Covington, Crenshaw, Dale, Dallas, DeKalb, Elmore, Escambia, Geneva, Greene, Hale, Henry, Houston, Lee, Marengo, Mobile, Monroe, Montgomery, Pike, Shelby, Sumter, Tuscaloosa, Wilcox

Counties represented by specimen data listed below:

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

Range of years during which specimens were collected: -

Barcode / Accession No. County Coll. Date Collector &
Collection No.
Herbarium &
Herbarium Name Used
Image
JSU110250 Calhoun 3 Aug 1982 R. D. Whetstone
11814
JSU
Cyperus retrorsus Chapman
AUA000021141 Lee 12 AUG 1948 BURKS
-
AUA
CYPERUS RETRORSUS CHAPMAN var. ROBUSTUS (BOECKL.) KUKENTH.
AUA000021146 Pike 28 JUN 1988 DIAMOND, JR., ALVIN R.
5094
AUA
CYPERUS RETRORSUS CHAPMAN var. ROBUSTUS (BOECKL.) KUKENTH.
TROY000026852 Pike 21 Aug 2000 James A. Hall
117
TROY
Cyperus retrorsus Chapman
TROY000038392 Bullock 19 Jun 2012 Bailee Dykes
919
TROY
Cyperus retrorsus Chapman
USAM000004644 Mobile 06 Oct 1973 Michel G. Lelong
7322
USAM
Cyperus retrorsus Chapman
UNA00002069 Tuscaloosa 12 Oct 1966 Joab L. Thomas
891
UNA
Cyperus retrorsus Chapman var. robustus (Boeckl.) Kükenth.
UNA00002064 Hale 5 Aug 1966 Norris H. Williams
388
UNA
Cyperus retrorsus Chapman
UNA00002053 Baldwin 27 Sep 1949 Roland M. Harper
4146
UNA
Cyperus retrorsus Chapman
TROY000027560 Clay 17 Sep 2005 Robert Kral
96831
TROY
Cyperus retrorsus Chapman
TROY000025497 Crenshaw 17 Aug 2008 Alvin R. Diamond
19801
TROY
Cyperus retrorsus Chapman
TROY000025495 Dale 18 Jul 1999 Brian F. Prazinko
s.n.
TROY
Cyperus retrorsus Chapman
AUA000021128 Cleburne 11 SEP 1975 RUTLAND, DAVID W.
1560
AUA
CYPERUS RETRORSUS CHAPMAN
AUA000021135 Bibb 16 SEP 1976 SESSLER, ANN H.
712
AUA
CYPERUS RETRORSUS CHAPMAN var. ROBUSTUS (BOECKL.) KUKENTH.
USAM000004635 Greene 23 Jun 1980 Michel G. Lelong
11193
USAM
Cyperus retrorsus Chapman
UWAL0003270 Montgomery 29 Sep 2009 Diamond, A.R.
20969
UWAL
Cyperus retrorsus Chapman
USAM000004639 Baldwin 09 Sep 1980 Michel G. Lelong
11399
USAM
Cyperus retrorsus Chapman
UNA00053546 Marengo 13 Aug 1969 Joab L. Thomas
2424
UNA
Cyperus retrorsus Chapman
UNA00058817 Houston 16 Sep 2000 R. Kral
90362B
UNA
Cyperus retrorsus Chapman var. nashii (Britt.) Fern. & Grisc.
UWAL0042978 Baldwin 23 Aug 2000 Larsen, H.S.
438
UWAL
Cyperus retrorsus Chapm.
JSU110251 Lee 8 Aug 1968 S. C. Johnson
69
JSU
Cyperus retrorsus Chapman
TROY000025414 Butler 28 May 2007 Alvin R. Diamond
17802
TROY
Cyperus retrorsus Chapman
AUA000021132 Lee 2 MAY 1969 BURTON, DAN
008
AUA
CYPERUS RETRORSUS CHAPMAN
AUA000021147 Pike 4 SEP 1994 DIAMOND, JR., ALVIN R.
9352
AUA
CYPERUS RETRORSUS CHAPMAN var. ROBUSTUS (BOECKL.) KUKENTH.
USAM000004634 Greene 23 Jun 1980 Michel G. Lelong
11180
USAM
Cyperus retrorsus Chapman
USAM000011156 Baldwin 23 May 2004 Tad Zebryk
8492
USAM
Cyperus retrorsus Chapman
USAM000004643 Mobile 08 Aug 1978 Michel G. Lelong
10421
USAM
Cyperus retrorsus Chapman
UNA00002089 Tuscaloosa 12 Oct 1966 Joab L. Thomas
891
UNA
Cyperus retrorsus Chapman var. robustus (Boeckl.) Kükenth.
UNA00058818 Houston 16 Sep 2000 R. Kral
90362A
UNA
Cyperus retrorsus Chapman var. retrorsus
UWAL0042979 Baldwin 16 Aug 2002 Larsen, H.S.
1050
UWAL
Cyperus retrorsus Chapm.
UWAL0015175 Bullock 19 Jun 2012 Dykes, Bailee
0919
UWAL
Cyperus retrorsus Chapman
UWAL0003269 Houston 31 Jul 2003 Kral, R.
94262
UWAL
Cyperus retrorsus Chapman
AUA000021144 Marengo 5 AUG 1972 BALL, DONALD M.
157
AUA
CYPERUS RETRORSUS CHAPMAN var. ROBUSTUS (BOECKL.) KUKENTH.
TROY000010302 Monroe 17 Sep 2007 Alvin R. Diamond
18168
TROY
Cyperus retrorsus Chapman
AUA000021131 DeKalb 8 JUL 1965 DEMAREE, DELZIE
52783
AUA
CYPERUS RETRORSUS CHAPMAN
JSU110249 Baldwin 17 Sep 2000 D. D. Spaulding
10861
JSU
Cyperus retrorsus Chapman
AUA000021148 Wilcox 17 AUG 1982 GUNN, SCOTT C.
1076
AUA
CYPERUS RETRORSUS CHAPMAN var. ROBUSTUS (BOECKL.) KUKENTH.
UNA00002013 13 Jun 1886 Charles Mohr
s.n.
UNA
Cyperus retrorsus Chapman
UNA00002059 Mobile 10 Aug 1957 Kenneth F. Hancock
s.n.
UNA
Cyperus retrorsus Chapman
UNA00002084 Mobile 19 Jul 1967 Rebecca Deramus
D1082
UNA
Cyperus retrorsus Chapman
AUA000021136 Coffee 22 JUL 1989 DIAMOND, JR., ALVIN R.
6066
AUA
CYPERUS RETRORSUS CHAPMAN var. ROBUSTUS (BOECKL.) KUKENTH.
TROY000047190 Mobile 03 Aug 1974 Michel G. Lelong
8068
TROY
Cyperus retrorsus Chapman
UWAL0013178 Marengo 04 Jun 2010 England, J. Kevin
2530
UWAL
Cyperus retrorsus Chapman
AUA000027068 Baldwin 18 JUN 2008 BARGER, T. WAYNE
PERD-506
AUA
CYPERUS RETRORSUS CHAPMAN
UWAL0003271 Sumter 01 Jul 2000 Holland, Richard
AP00-64
UWAL
Cyperus retrorsus Chapman
UNA00059653 Baldwin 10 Nov 2002 Tad M. Zebryk
8043
UNA
Cyperus retrorsus Chapman
AUA000021138 Covington 11 JUL 1995 DIAMOND, JR., ALVIN R.
9658
AUA
CYPERUS RETRORSUS CHAPMAN var. ROBUSTUS (BOECKL.) KUKENTH.
JSU110248 Baldwin 27 Aug 2000 D. D. Spaulding
10827
JSU
Cyperus retrorsus Chapman
AUA000021142 Lee 4 JUL 1962 TURNER, C. J. JR
AUA
CYPERUS RETRORSUS CHAPMAN var. ROBUSTUS (BOECKL.) KUKENTH.
UNA00002023 Escambia 13 Sep 1892 Charles Mohr
s.n.
UNA
Cyperus retrorsus Chapman
UNA00002048 Tuscaloosa 26 Jul 1957 Kenneth F. Hancock
s.n.
UNA
Cyperus retrorsus Chapman
UNA00002079 Mobile 3 Aug 1964 Rebecca Deramus
D216
UNA
Cyperus retrorsus Chapman
AUA000021139 Dale 23 JUL 1989 DIAMOND, JR., ALVIN R.
6071
AUA
CYPERUS RETRORSUS CHAPMAN var. ROBUSTUS (BOECKL.) KUKENTH.
UWAL0006241 Escambia 23 Sep 1982 Kral, R.
69580
UWAL
Cyperus retrorsus Chapm.
USAM000004640 Mobile 11 Sep 1976 Michel G. Lelong
9451
USAM
Cyperus retrorsus Chapman
USAM000004637 Baldwin 20 Aug 1979 Michel G. Lelong
10924
USAM
Cyperus retrorsus Chapman
AUA000021127 Clay 24 JUN 1975 RUTLAND, DAVID W.
539
AUA
CYPERUS RETRORSUS CHAPMAN
AUA000021143 Lee 16 AUG 1966 DAVIS, DONALD E.
AUA
CYPERUS RETRORSUS CHAPMAN var. ROBUSTUS (BOECKL.) KUKENTH.
JSU110252 Shelby 12 Oct 1996 D. D. Spaulding
9422
JSU
Cyperus retrorsus Chapman
AUA000021134 Autauga 14 JUL 1982 GUNN, SCOTT C.
918
AUA
CYPERUS RETRORSUS CHAPMAN var. RETRORSUS
UWAL0037257 Elmore 05 Sep 2016 Spaulding, Daniel D.
14717
UWAL
Cyperus retrorsus Chapman
UNA00002008 Mobile _-_-1896 Charles Mohr
s.n.
UNA
Cyperus retrorsus Chapman
UNA00056123 Geneva 26 Aug 1998 John R. MacDonald
11848
UNA
Cyperus retrorsus Chapman
UNA00002054 Tuscaloosa 14 Jun 1952 R. L. Chermock
s.n.
UNA
Cyperus retrorsus Chapman
AUA000021130 Coffee 17 SEP 1988 DIAMOND, JR., ALVIN R.
5505
AUA
CYPERUS RETRORSUS CHAPMAN
AUA000021805 Crenshaw 21 MAY 1970 MONTGOMERY, JOHN
304
AUA
CYPERUS RETRORSUS CHAPMAN
AUA_ACC072912 Dallas 6 JUL 2010 BARGER, T. WAYNE
OC-368
AUA
CYPERUS RETRORSUS CHAPMAN
UWAL0003268 Mobile 07 Aug 1993 Stanton, Lee E.
s.n.
UWAL
Cyperus retrorsus Chapman
TROY000025496 Dale 07 Nov 1998 Hannelore Rundell
645
TROY
Cyperus retrorsus Chapman
AUA000021133 Wilcox 13 JUN 1985 DIAMOND, JR., ALVIN R.
915
AUA
CYPERUS RETRORSUS CHAPMAN
JSU110247 Baldwin 8 Jun 1997 D. D. Spaulding
9927
JSU
Cyperus retrorsus Chapman
USAM000004642 Baldwin 04 Oct 1975 Michel G. Lelong
8790
USAM
Cyperus retrorsus Chapman
UNA00002043 Mobile 3 Jun 1878 Charles Mohr
s.n.
UNA
Cyperus retrorsus Chapman
UNA00002018 Mobile 9 Oct 1977 L. J. Davenport
226
UNA
Cyperus retrorsus Chapman
UNA00002049 Barbour 26 Sep 1976 Robert R. Haynes
6017
UNA
Cyperus retrorsus Chapman
AUA000021145 Pike 23 NOV 1994 DIAMOND, JR., ALVIN R.
9468
AUA
CYPERUS RETRORSUS CHAPMAN var. ROBUSTUS (BOECKL.) KUKENTH.
TROY000029375 Montgomery 29 Sep 2009 Alvin R. Diamond
20969
TROY
Cyperus retrorsus Chapman
TROY000025498 Bullock 17 Jun 2008 Alvin R. Diamond
19439
TROY
Cyperus retrorsus Chapman
USAM000004641 Baldwin 19 Sep 1976 Michel G. Lelong
9489
USAM
Cyperus retrorsus Chapman
AUA000021129 Cleburne 11 SEP 1975 RUTLAND, DAVID W.
1646
AUA
CYPERUS RETRORSUS CHAPMAN
USAM000004636 Baldwin 29 Jun 1974 Michel G. Lelong
7962
USAM
Cyperus retrorsus Chapman
AUA000021140 Lee 10 JUL 1962 GRAMLICH, JIM
-
AUA
CYPERUS RETRORSUS CHAPMAN var. ROBUSTUS (BOECKL.) KUKENTH.
USAM000004638 Baldwin 09 Sep 1980 Michel G. Lelong
11405
USAM
Cyperus retrorsus Chapman
UNA00054584 Blount 12 Aug 1998 Brian R. Keener
1435
UNA
Cyperus retrorsus Chapman
UNA00056088 Henry 15 Aug 1998 John R. MacDonald
11770
UNA
Cyperus retrorsus Chapman
UNA00065939 Houston 31 Jul 2003 R. Kral
94262
UNA
Cyperus retrorsus Chapman
AUA000021137 Conecuh 16 SEP 1985 DIAMOND, JR., ALVIN R.
1825
AUA
CYPERUS RETRORSUS CHAPMAN var. ROBUSTUS (BOECKL.) KUKENTH.
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