Juncus acuminatus

Family:JUNCACEAE
Species:Juncus acuminatus Michaux
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:**
Specimen: View specimen details in the Alabama Herbarium Consortium Specimen Database

** Not applicable or data not available.

Classification

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

Citation

Citation JUNCUS ACUMINATUS Michaux, Fl. Bor.-Amer. 1: 192. 1803.
Basionym: **
Type: 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, 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, 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 - 1980

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