Juncus acuminatus

Get help with this component

Distribution Map: Based on vouchered plant specimens only. View county names by placing the mouse cursor over a particular county.

Species Distribution Map
Family:JUNCACEAE
Species:Juncus acuminatus Michx.
Common Name:Sharp Fruit Rush; Knot Leaf Rush
Habitat:**
Associated Ecological Communities:**
Growth Habit:Herb
Duration:Perennial
Category:Vascular
USDA Symbol:JUAC
Plant Notes:**
Taxonomic Notes:**
Status:Native, OBL (NWI)
References:**

** Not applicable or data not available.

Classification

FamilyJUNCACEAE - Rush family
Genus Juncus
Species Juncus acuminatus Michx. - Sharp Fruit Rush; Knot Leaf Rush

Citation

Citation Juncus acuminatus Michaux, Fl. Bor.-Amer. 1: 192. 1803.
Basionym: **
Type: USA: SOUTH CAROLINA:

** Not applicable or data not available.

Synonyms

SynonymFull CitationBasionymType
Juncus acuminatus var. legitimus Juncus acuminatus Michaux, var. legitimus Engelmann, Trans. Acad. Sci. St. Louis 2: 463. 1866, nom. inadmiss.Juncus acuminatus Michaux 1803. 
Juncus acuminatus var. paradoxus Juncus acuminatus Michaux, var. paradoxus (E. Meyer) Farwell, Amer. Midl. Naturalist 11: 73. 1928.Juncus paradoxus E. Meyer 1822. 
Juncus pallescens Juncus pallescens E. Meyer ex Buchenau, Krit. Verz. Juncac. 34. 1879, non Lamarck 1789, nec Wahlenberg 1812, nec Schrank 1819. MASSACHUSETTS
Juncus pallescens var. fraternus Juncus pallescens E. Meyer ex Buchenau, var. fraternus Engelmann, Trans. Acad. Sci. St. Louis 2: 435. 1866, nom. illegit.Juncus polycephalos Michaux, var. paradoxus (E. Meyer) Torrey 1847; Juncus paradoxus E. Meyer 1822. 
Juncus paradoxus Juncus paradoxus E. Meyer, Syn. Junc. 30. 1822.  
Juncus polycephalos var. paradoxus Juncus polycephalos Michaux, var. paradoxus (E. Meyer) Torrey, Fl. New York 2: 327. 1847.Juncus paradoxus E. Meyer 1822. 
Juncus pondii Juncus pondii A. W. Wood, Class-Book Bot., ed. 1861. 724. 1861.  
Juncus sylvaticus Juncus sylvaticus Muhlenberg, Descr. Gram. 206. 1817, nom. illegit. et non Hudson 1762, nec Reichard 1778, nec Brotero 1804, nec Host 1805.Juncus acuminatus Michaux 1803. 

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, Calhoun, Chambers, Cherokee, Chilton, Clay, Cleburne, Coffee, Colbert, Coosa, Covington, Crenshaw, Cullman, Dale, Dallas, DeKalb, Elmore, Escambia, Etowah, Franklin, Geneva, Greene, Hale, Henry, Houston, Jackson, Lamar, Lawrence, Lee, Limestone, Macon, Madison, Marshall, Mobile, Montgomery, Morgan, Randolph, St. Clair, Talladega, Tallapoosa, Tuscaloosa, Washington, Wilcox

Counties represented by specimen data listed below:

Herbaria represented by specimen data listed below: ALNHS, AMAL, AUA, JSU, NY, SAMF, TROY, UNA, USAM, UWAL

Range of years during which specimens were collected: 1874 - 2023

Barcode / Accession No. County Coll. Date Collector &
Collection No.		 Herbarium &
Herbarium Name Used		 Image
AUA_ACC_11069 Lee 7 Jun 1963 Rogers, Ken
 AUA
Juncus Acuminatus Michx.
AMAL00020618 Autauga 13 May 2009 Keener, Brian R.
5270		 AMAL
Juncus acuminatus Michaux
TROY000010896 Crenshaw 20 Jun 2000 Diamond, Alvin R.
11875		 TROY
Juncus acuminatus Michaux
JSU100162 Marshall 24 May 1992 Spaulding, Daniel D.
1837		 JSU
Juncus acuminatus Michaux
TROY000010898 Dale 06 Jun 2000 Woods, Michael
8159		 TROY
Juncus acuminatus Michaux
UNA00000119 Chambers 12 Jun 1979 Wiersema, John H.
840		 UNA
Juncus acuminatus Michx.
JSU136305 Cherokee 28 Jul 1986 Whetstone, R. David
15350		 JSU
Juncus acuminatus Michaux
AUA_ACC_10271 Lee 6 Aug 1962 Snit Tonsanga
 AUA
Juncus Acuminatus Michx.
UNA00072243 Colbert 22 Jun 2015 Barger, T. Wayne
751		 UNA
Juncus acuminatus Michx.
JSU100149 Calhoun 11 Jul 1986 Lawler, Carol L.
718		 JSU
Juncus acuminatus Michaux
JSU100152 Cleburne 12 Jul 1993 Ballard, J. Mark
2904		 JSU
Juncus acuminatus Michaux
UNA00000213 Lee 21 Jun 1980 Haynes, Robert R.
7861		 UNA
Juncus acuminatus Michx.
USAM000007530 Mobile 04 May 1968 Scott, D.L.
183		 USAM
Juncus acuminatus Michaux
NY02374996 Greene 01 May 1980 Wiersema, John H.
1626		 NY
Juncus acuminatus Michaux
TROY000025700 St. Clair 16 May 1980 Kral, Robert
65111		 TROY
Juncus acuminatus Michaux
UNA00000248 Madison 09 Jul 1980 Meigs, Russell A.
992		 UNA
Juncus acuminatus Michx.
AUA000037715 Escambia 17 May 2010 Hansen, Curtis J.
4665		 AUA
Juncus Acuminatus Michx.
AMAL00000987 Blount 16 Jun 1998 Keener, Brian R.
987		 AMAL
Juncus acuminatus Michx.
TROY000010997 Coffee 22 May 2000 Martin, Brian H.
723		 TROY
Juncus acuminatus Michaux
JSU100160 Marshall 25 Jun 1992 Spaulding, Daniel D.
2144		 JSU
Juncus acuminatus Michaux
UNA00000168 Randolph 01 Jul 1979 Davenport, Lawrence J.
1243		 UNA
Juncus acuminatus Michx.
UNA00000198 Bullock 12 Jun 1979 Wiersema, John H.
851		 UNA
Juncus acuminatus Michx.
TROY000010949 Coffee 03 May 2000 Martin, Brian H.
655		 TROY
Juncus acuminatus Michaux
AUA000040463 Covington 1 Jun 2012 Hansen, Curtis J.
5618		 AUA
Juncus Acuminatus Michx.
UNA00000218 Hale 30 Jun 1966 Maginness, Sherrie E.
s.n.		 UNA
Juncus acuminatus Michx.
AMAL00000989 Geneva 13 May 1999 Kral, Robert
88436		 AMAL
Juncus acuminatus Michx.
JSU136304 Calhoun 17 Aug 1986 Lawler, Carol L.
956		 JSU
Juncus acuminatus Michaux
JSU100163 Talladega 14 Aug 1994 Ballard, J. Mark
4779		 JSU
Juncus acuminatus Michaux
UNA00000174 Tuscaloosa s.d. Smith, Eugene A.
s.n.		 UNA
Juncus acuminatus Michx.
AMAL00009985 DeKalb 24 Oct 1992 Ballard, J. Mark
807		 AMAL
Juncus acuminatus Michx.
AMAL00023104 Colbert 22 Jun 2015 Barger, T. Wayne
FH-751		 AMAL
Juncus acuminatus Michx.
TROY000010901 Houston 24 May 2001 Kral, Robert
91126A		 TROY
Juncus acuminatus Michaux
UNA00000178 Talladega 21 Jun 1980 Meigs, Russell A.
883		 UNA
Juncus acuminatus Michx.
UNA00000188 Mobile 01 May 1965 Deramus, Rebecca
D448		 UNA
Juncus acuminatus Michx.
UWAL0011813 Autauga 13 May 2009 Keener, Brian R.
5270		 UWAL
Juncus acuminatus Michaux
AMAL00009188 Washington 09 Jun 2008 Spaulding, Daniel D.
12934		 AMAL
Juncus acuminatus Michx.
TROY000010897 Crenshaw 19 May 1996 Diamond, Alvin R.
10249		 TROY
Juncus acuminatus Michaux
UNA00054635 Blount 16 Jun 1998 Keener, Brian R.
992		 UNA
Juncus acuminatus Michx.
UWAL0056302 Lamar 26 May 2023 England, Kevin J.
13695		 UWAL
Juncus acuminatus Michaux
UNA00054027 Blount 26 Jul 1997 Keener, Brian R.
278		 UNA
Juncus acuminatus Michx.
UWAL0050211 Autauga 11 Apr 2017 Parker, Matthew R.
573		 UWAL
Juncus acuminatus Michaux
ALNHS00000322 Macon 29 Jun 1998 Crow, D.G.
s.n.		 ALNHS
Juncus acuminatus Michx.
AUA000038246 Morgan 10 Jun 2017 England, J. Kevin
7971		 AUA
Juncus Acuminatus Michx.
TROY000029765 Jackson 10 Jun 2009 Barger, T. Wayne
202		 TROY
Juncus acuminatus Michaux
AUA_ACC_50426 Henry 7 Jul 1988 Diamond, Alvin R.
5189		 AUA
Juncus Acuminatus Michx.
JSU100156 Hale 20 May 1981 Whetstone, R. David
10734		 JSU
Juncus acuminatus Michaux
AUA_ACC_13751 Lee 29 Jun 1966 Bozarth, Gene A.
 AUA
Juncus Acuminatus Michx.
JSU136309 Calhoun 22 Jun 1982 Whetstone, R. David
11365		 JSU
Juncus acuminatus Michaux
UNA00000228 Tuscaloosa 17 Jun 1966 Brooks, Carol J.
172		 UNA
Juncus acuminatus Michx.
UNA00000199 Madison 04 Jun 1980 Meigs, Russell A.
749		 UNA
Juncus acuminatus Michx.
AUA_ACC_8188 Lee 6 Jul 1959 Pongsuwana, Umpol
 AUA
Juncus Acuminatus Michx.
UNA00000179 Lawrence 05 May 1980 Meigs, Russell A.
364		 UNA
Juncus acuminatus Michx.
TROY000039428 Covington 09 May 2014 Diamond, Alvin R.
25068		 TROY
Juncus acuminatus Michaux
JSU100153 Cleburne 17 May 1994 Hruska, Susan E.
174A		 JSU
Juncus acuminatus Michaux
TROY000049593 Autauga 11 May 2017 Parker, Matthew R.
737		 TROY
Juncus acuminatus Michaux
UNA00000129 Cullman 07 Jul 1978 Wiersema, John H.
396		 UNA
Juncus acuminatus Michx.
JSU100150 Calhoun 10 Jun 1969 Clonts, Jerry A.
 JSU
Juncus acuminatus Michaux
UNA00000258 Dallas 31 May 1980 Wiersema, John H.
1919		 UNA
Juncus acuminatus Michx.
AUA_ACC_10604 Lee 6 Jul 1959 Akedin, Zaynul
 AUA
Juncus Acuminatus Michx.
TROY000010899 Dale 06 Jun 2000 Pennington, Tiffany
738		 TROY
Juncus acuminatus Michaux
JSU100148 Calhoun 11 Jul 1986 Lawler, Carol L.
718		 JSU
Juncus acuminatus Michaux
UNA00000134 Covington 29 Sep 1979 Nieland, David L.
50		 UNA
Juncus acuminatus Michx.
UNA00000134 Covington 29 Sep 1979 Nieland, David L.
50		 UNA
Juncus acuminatus Michx.
UNA00000143 Calhoun 25 Jul 1979 Haynes, Robert R.
7475		 UNA
Juncus acuminatus Michx.
USAM000007528 Mobile 04 May 1968 Scott, D.L.
183		 USAM
Juncus acuminatus Michaux
NY02374607 Morgan 22 Jul 1980 Meigs, Russell A.
1051		 NY
Juncus acuminatus Michaux
TROY000044184 Montgomery 28 Jun 2016 Diamond, Alvin R.
27531		 TROY
Juncus acuminatus Michaux
UNA00000268 Morgan 22 Jul 1980 Meigs, Russell A.
1051		 UNA
Juncus acuminatus Michx.
UWAL0057354 Bibb 24 Jul 2019 Keener, Brian R.
11450		 UWAL
Juncus acuminatus Michx.
AMAL00000992 Limestone 26 May 1996 Spaulding, Daniel D.
8939		 AMAL
Juncus acuminatus Michx.
UNA00000253 Dallas 31 May 1980 Meigs, Russell A.
744		 UNA
Juncus acuminatus Michx.
SAMF0007483 Randolph 13 Jun 2018 Spaulding, Daniel D.
15,390		 SAMF
Juncus acuminatus Michaux
UWAL0043239 Baldwin 25 May 1993 Walker, M.M.
277		 UWAL
Juncus acuminatus Michx.
TROY000050233 Autauga 06 Nov 2020 Parker, Matthew R.
1917		 TROY
Juncus acuminatus Michaux
UNA00000148 Chilton 11 Aug 1978 Wiersema, John H.
432		 UNA
Juncus acuminatus Michx.
UWAL0016291 Covington 09 May 2014 Diamond, Alvin R.
25068		 UWAL
Juncus acuminatus Michaux
UNA00000169 Tuscaloosa 16 May 1874 Mohr, Charles
s.n.		 UNA
Juncus acuminatus Michx.
JSU100158 Jackson 09 Oct 1998 Brodeur, Kristin R.
1500		 JSU
Juncus acuminatus Michaux
UWAL0006356 Franklin 09 Jun 1982 Kral, Robert
68747		 UWAL
Juncus acuminatus Michx.
UNA00058825 Geneva 13 May 1999 Kral, Robert
88436		 UNA
Juncus acuminatus Michx.
UWAL0014202 Bullock 20 Jun 2013 Dykes, Bailee
1640		 UWAL
Juncus acuminatus Michaux
UNA00000138 Randolph 02 Jul 1979 Haynes, Robert R.
7378		 UNA
Juncus acuminatus Michx.
UWAL0019405 Dallas 23 May 1993 Kral, Robert
82487		 UWAL
Juncus acuminatus Michx.
JSU136307 Lawrence 25 May 1996 Whetstone, R. David
17704		 JSU
Juncus acuminatus Michaux
UNA00000163 Tuscaloosa 07 Jun 1974 Hoener, Fred K.
1008		 UNA
Juncus acuminatus Michx.
UNA00000189 Jackson 06 Jun 1980 Meigs, Russell A.
790		 UNA
Juncus acuminatus Michx.
UNA00000159 Barbour 26 Sep 1976 Haynes, Robert R.
6015		 UNA
Juncus acuminatus Michx.
UWAL0032033 Houston 09 Jul 2015 Diamond, Alvin R.
26579		 UWAL
Juncus acuminatus Michaux
UWAL0035093 Morgan 10 Jun 2017 England, J. Kevin
7971		 UWAL
Juncus acuminatus Michaux
TROY000038525 Bullock 20 Jun 2013 Dykes, Bailee
1640		 TROY
Juncus acuminatus Michaux
UNA00058425 Blount 24 May 1998 Keener, Brian R.
837		 UNA
Juncus acuminatus Michx.
AMAL00019103 Calhoun 25 Jul 1979 Haynes, Robert R.
7475		 AMAL
Juncus acuminatus Michx.
UNA00016918 St. Clair 18 Jun 1893 Mohr, Charles
s.n.		 UNA
Juncus acuminatus Michx.
JSU100157 Jackson 04 Jun 1999 Brodeur, Kristin R.
1953		 JSU
Juncus acuminatus Michaux
UWAL0013626 Coosa 12 Jun 2013 Diamond, Alvin R.
24206		 UWAL
Juncus acuminatus Michaux
TROY000042192 Autauga 13 May 2009 Keener, Brian R.
5270		 TROY
Juncus acuminatus Michaux
AUA_ACC_59264 Geneva 13 May 1999 Kral, Robert
88436		 AUA
Juncus Acuminatus Michx.
TROY000034811 Washington 09 Jun 2008 Spaulding, Daniel D.
12934		 TROY
Juncus acuminatus Michaux
AUA_ACC_43602 Wilcox 28 Jun 1985 Diamond, Alvin R.
1064		 AUA
Juncus Acuminatus Michx.
JSU136306 Lawrence 25 May 1996 Whetstone, R. David
17700		 JSU
Juncus acuminatus Michaux
UNA00000158 Tuscaloosa 20 Jul 1974 Hoener, Fred K.
1088b		 UNA
Juncus acuminatus Michx.
UNA00000184 Jackson 06 Jun 1980 Meigs, Russell A.
789		 UNA
Juncus acuminatus Michx.
JSU100159 Madison 10 Jun 1976 Whetstone, R. David
8332		 JSU
Juncus acuminatus Michaux
AUA_ACC_5774 Wilcox 1 Jul 1958 Matschke, George
 AUA
Juncus Acuminatus Michx.
TROY000010996 Coffee 25 Jul 2000 Martin, Brian H.
795		 TROY
Juncus acuminatus Michaux
JSU100161 Marshall 30 May 1992 Spaulding, Daniel D.
1959		 JSU
Juncus acuminatus Michaux
UNA00054630 Blount 16 Jun 1998 Keener, Brian R.
987		 UNA
Juncus acuminatus Michx.
UNA00000273 Greene 01 May 1980 Wiersema, John H.
1626		 UNA
Juncus acuminatus Michx.
UNA00000223 Tuscaloosa 02 Jun 1955 Chermock, Ottilie D.
s.n.		 UNA
Juncus acuminatus Michx.
UWAL0002373 Washington 09 Jun 2008 Spaulding, Daniel D.
12934		 UWAL
Juncus acuminatus Michx.
ALNHS00000324 Baldwin 02 Jun 1998 Crow, D.G.
s.n.		 ALNHS
Juncus acuminatus Michx.
AMAL00000991 Houston 24 May 2001 Kral, Robert
91126		 AMAL
Juncus acuminatus Michx.
JSU100154 Cullman 12 Jun 1976 Whetstone, R. David
8523		 JSU
Juncus acuminatus Michaux
AMAL00000988 Cherokee 11 Jun 1987 Dickson, Catherine C.
s.n.		 AMAL
Juncus acuminatus Michx.
JSU100151 Clay 14 Jun 1993 Ballard, J. Mark
2786		 JSU
Juncus acuminatus Michaux
ALNHS00004460 Colbert 22 Jun 2015 Barger, T. Wayne
FH-751		 ALNHS
Juncus acuminatus Michx.
AMAL00014798 Tallapoosa 20 May 2006 Barger, T. Wayne
252		 AMAL
Juncus acuminatus Michx.
JSU100155 Etowah 17 Jun 1997 Spaulding, Daniel D.
9950		 JSU
Juncus acuminatus Michaux
TROY000041153 Elmore 14 Apr 2012 Pullen, Robert
401		 TROY
Juncus acuminatus Michaux
UNA00000238 Morgan 23 Jun 1980 Meigs, Russell A.
1066		 UNA
Juncus acuminatus Michx.
AMAL00000990 Greene 05 Aug 1969 Thomas, Joab L.
2381		 AMAL
Juncus acuminatus Michx.
UNA00000183 Chilton 31 May 1980 Meigs, Russell A.
700		 UNA
Juncus acuminatus Michx.
TROY000042684 Houston 09 Jul 2015 Diamond, Alvin R.
26579		 TROY
Juncus acuminatus Michaux
JSU136308 Madison 10 Jun 1976 Atkinson, Tim A.
1825		 JSU
Juncus acuminatus Michaux
TROY000049592 Autauga 11 Apr 2017 Parker, Matthew R.
573		 TROY
Juncus acuminatus Michaux
UNA00000124 Cherokee 06 Jul 1978 Wiersema, John H.
374		 UNA
Juncus acuminatus Michx.
UWAL0035533 Mobile 12 Jul 2014 Horne, Howard E.
2646		 UWAL
Juncus acuminatus Michaux
UNA00000263 Autauga 31 May 1980 Wiersema, John H.
1891		 UNA
Juncus acuminatus Michx.
TROY000037520 Coosa 12 Jun 2013 Diamond, Alvin R.
24206		 TROY
Juncus acuminatus Michaux
UWAL0018758 Cherokee 16 Jun 1992 Kral, Robert
80834		 UWAL
Juncus acuminatus Michx.
UNA00017691 Etowah 29 Apr 1972 Kral, Robert
45924		 UNA
Juncus acuminatus Michx.
UWAL0050210 Autauga 11 May 2017 Parker, Matthew R.
737		 UWAL
Juncus acuminatus Michaux
UNA00000153 Coosa 02 Jul 1979 Haynes, Robert R.
7393		 UNA
Juncus acuminatus Michx.
USAM000007529 Baldwin 03 May 1980 Lott, Bob
34		 USAM
Juncus acuminatus Michaux
UWAL0047510 Randolph 13 Jun 2018 Spaulding, Daniel D.
15390		 UWAL
Juncus acuminatus Michx.
JSU100164 Talladega 26 May 1993 Whetstone, R. David
16748		 JSU
Juncus acuminatus Michaux
UNA00000233 Tuscaloosa 07 Jun 1974 Hoener, Fred K.
1008		 UNA
Juncus acuminatus Michx.
UNA00053601 Greene 05 Aug 1969 Thomas, Joab L.
2381		 UNA
Juncus acuminatus Michx.
First Page Previous Page Next Page Last Page
Records per Page: