Juncus polycephalos

Family:JUNCACEAE
Species:Juncus polycephalos Michaux
Common Name:Many Head Rush; Flat Leaf Rush
Habitat:**
Associated Ecological Communities:**
Growth Habit:Herb
Duration:Perennial
Category:Vascular
USDA Symbol:JUPO
Plant Notes:**
Taxonomic Notes:Knappp (2014) correctly pointed out that the original spelling of the epithet is "polycephalos" and should be maintained as such despite numerous authors publishing treatments using the spelling "polycephalus".
Status:Native, OBL (NWI)
References:Knapp, W.M. 2014. Juncus fascinatus (Juncaceae), a new combination in Juncus sect. Ozophyllum and notes on morphologically similar species. Phytotaxa 174(5): 243-260.
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 polycephalos Michaux - Many Head Rush; Flat Leaf Rush

Citation

Citation Juncus polycephalos Michaux, Fl. Bor.-Amer. 1: 192. 1803.
Basionym: **
Type: **

** Not applicable or data not available.

Synonyms

SynonymFull CitationBasionymType
Juncus echinatus Juncus echinatus Muhlenberg, Cat. Pl. Amer. Sept. 36. 1813, nom. illegit.Juncus polycephalos Michaux 1803. 
Juncus engelmannii Juncus engelmannii Buchenau, Krit. Verz. Juncac. 67. 1879.  
Juncus nodosus var. polycephalos Juncus nodosus Linnaeus, var. polycephalos (Michaux) Persoon, Syn. Pl. 1: 384. 1805.Juncus polycephalos Michaux 1803. 
Juncus polycephalos var. crassifolius Juncus polycephalos Michaux, var. crassifolius Michaux, Fl. Bor.-Amer. 1: 193. 1803, nom. inadmiss. Juncus polycephalos Michaux 1803.
Juncus scirpoides var. polycephalos Juncus scirpoides Lamarck, var. polycephalos (Michaux) Engelmann, Trans. Acad. Sci. St. Louis 2: 468. 1866.Juncus polycephalos 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: Baldwin, Bibb, Blount, Bullock, Butler, Coffee, Conecuh, Crenshaw, Dale, Escambia, Geneva, Houston, Macon, Marion, Mobile, Montgomery, Pike, Washington

Counties represented by specimen data listed below:

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

Range of years during which specimens were collected: 1893 - 2002

Barcode / Accession No. County Coll. Date Collector &
Collection No.
Herbarium &
Herbarium Name Used
Image
UNA00058144 Marion 03 Jun 2002 Brian R. Keener
2143
UNA
Juncus polycephalus Michx.
UWAL0014992 Bullock 17 May 2012 Dykes, Bailee
0729
UWAL
Juncus polycephalus Michaux
AMAL00001046 Marion 03 Jun 2002 Brian R. Keener
2143
AMAL
Juncus polycephalus Michx.
TROY000011019 Baldwin 11 May 2000 Robert Kral
89735
TROY
Juncus polycephalus Michaux
UWAL0043248 Baldwin 16 Jun 1993 Walker, M.M.
108
UWAL
Juncus polycephalus Michx.
UNA00004732 Coffee 15 Jun 1979 John H. Wiersema
936
UNA
Juncus polycephalus Michx.
USAM000007579 Mobile 09 May 1968 Michael G. LeLong
4514
USAM
Juncus polycephalus Michaux
UNA00004787 Washington 20 Jun 1893 Charles Mohr
s.n.
UNA
Juncus polycephalus Michx.
AUA_ACC050627 Dale 23 JUN 1991 DIAMOND, JR., ALVIN R.
7484
AUA
JUNCUS POLYCEPHALUS MICHAUX
TROY000026142 Butler 30 Sep 2007 Alvin R. Diamond
18410
TROY
Juncus polycephalus Michaux
UWAL0038442 Mobile 17 Nov 1975 LeLong, Michel G.
8920
UWAL
Juncus polycephalus Michx.
TROY000011025 Crenshaw 16 Jul 2000 Alvin R. Diamond
11859
TROY
Juncus polycephalus Michaux
UNA00004717 Mobile 13 Jun 1965 Rebecca Deramus
D545
UNA
Juncus polycephalus Michx.
TROY000011020 Baldwin 26 May 2002 Brian R. Keener
2099
TROY
Juncus polycephalus Michaux
UNA00000079 Mobile 20 Jun 1893 Charles Mohr
s.n.
UNA
Juncus polycephalus Michx.
AMAL00005543 Baldwin 10 Jun 2008 Daniel D. Spaulding
12948
AMAL
Juncus polycephalus Michaux
UWAL0019758 Houston 25 Jul 1999 Kral, R.
78059
UWAL
Juncus polycephalus Michx.
TROY000011024 Conecuh 15 Jul 2000 Alvin R. Diamond
11840
TROY
Juncus polycephalus Michaux
UNA00000587 Bibb 08 Sep 1995 Michelle Birk
400
UNA
Juncus polycephalus Michx.
UWAL0034316 Houston 07 May 1995 Kral, R.
84549
UWAL
Juncus polycephalus Michx.
TROY000011028 Escambia 19 May 2004 Robert Kral
95255
TROY
Juncus polycephalus Michaux
TROY000011029 Marion 03 Jun 2002 Brian R. Keener
2143
TROY
Juncus polycephalus Michaux
UNA00058154 Baldwin 26 May 2002 Brian R. Keener
2099
UNA
Juncus polycephalus Michx.
TROY000011021 Butler 27 May 2007 Alvin R. Diamond
17656
TROY
Juncus polycephalus Michaux
AUA_ACC043546 Conecuh 12 JUL 1985 DIAMOND, JR., ALVIN R.
1212
AUA
JUNCUS POLYCEPHALUS MICHAUX
AMAL00017968 Escambia 19 May 2004 R. Kral
95255
AMAL
Juncus polycephalus Michx.
USAM000007577 Mobile 19 May 1979 Michael G. LeLong
10807
USAM
Juncus polycephalus Michaux
UNA00047670 Houston 17 May 1997 John R. MacDonald
10533
UNA
Juncus polycephalus Michx.
TROY000034777 Baldwin 10 Jun 2008 Daniel D. Spaulding
12948
TROY
Juncus polycephalus Michaux
TROY000010900 Geneva 20 Jul 2000 Alvin R. Diamond
11869
TROY
Juncus polycephalus Michaux
TROY000037674 Bullock 17 May 2012 Bailee Dykes
729
TROY
Juncus polycephalus Michaux
TROY000011026 Crenshaw 04 Jun 1995 Alvin R. Diamond
9578
TROY
Juncus polycephalus Michaux
TROY000011018 Baldwin 11 May 2000 Robert Kral
89735
TROY
Juncus polycephalus Michaux
UWAL0044386 Baldwin 04 Jun 1993 Walker, M.M.
64
UWAL
Juncus polycephalos Michx.
UNA00004791 Geneva 15 Jun 1979 John H. Wiersema
914
UNA
Juncus polycephalus Michx.
USAM000007578 Mobile 09 May 1968 Michael G. LeLong
4514
USAM
Juncus polycephalus Michaux
AUA000027040 Baldwin 29 OCT 2007 BARGER, T. WAYNE
PERD-214
AUA
JUNCUS POLYCEPHALUS MICHAUX
JSU100946 Mobile 31 May 1998 D. D. Spaulding
10265
JSU
Juncus polycephalus Michaux
UNA00058587 Blount 24 May 1998 Brian R. Keener
1314
UNA
Juncus polycephalus Michx.
UWAL0035556 Mobile 23 Apr 2015 Horne, Howard E.
2849
UWAL
Juncus polycephalus Michaux
AUA_ACC038516 Macon 28 JUN 1971 HAYDEN, III, C. J.
056
AUA
JUNCUS POLYCEPHALUS MICHAUX
AMAL00001044 Baldwin 11 May 2000 R. Kral
89735
AMAL
Juncus polycephalus Michx.
UWAL0043249 Baldwin 25 May 1993 Walker, M.M.
270
UWAL
Juncus polycephalus Michx.
UNA00004753 Pike 15 Jun 1979 John H. Wiersema
953
UNA
Juncus polycephalus Michx.
USAM000007580 Mobile 12 Jun 1980 Michael G. LeLong
11140
USAM
Juncus polycephalus Michaux
UNA00004713 Mobile 28 Jul 1948 Roland M. Harper
4086
UNA
Juncus polycephalus Michx.
UNA00004768 Mobile _ Aug 1868 Charles Mohr
s.n.
UNA
Juncus polycephalus Michx.
TROY000011022 Coffee 07 Jun 1999 Brian H. Martin
65
TROY
Juncus polycephalus Michaux
TROY000046421 Montgomery 13 Jun 2011 Alvin R. Diamond
22246
TROY
Juncus polycephalus Michaux
UNA00045773 Houston 31 May 1993 John R. MacDonald
6156
UNA
Juncus polycephalus Michx.
UWAL0031260 Mobile 30 May 2009 Keener, Brian R.
5394
UWAL
Juncus polycephalus Michx.
UWAL0002407 Baldwin 10 Jun 2008 Spaulding, Daniel D.
12948
UWAL
Juncus polycephalus Michx.
TROY000011023 Coffee 31 Jul 2000 Brian H. Martin
817
TROY
Juncus polycephalus Michaux
TROY000026144 Montgomery 04 Jun 2008 Alvin R. Diamond
19379
TROY
Juncus polycephalus Michaux
AUA_ACC053144 Geneva 27 JUL 1989 DIAMOND, JR., ALVIN R.
6134
AUA
JUNCUS POLYCEPHALUS MICHAUX
UWAL0016984 Mobile 16 Jun 2013 Horne, Howard E.
2272
UWAL
Juncus polycephalus Michaux
TROY000011027 Dale 06 Jun 2000 Michael Woods
8128
TROY
Juncus polycephalus Michaux
JSU100945 Mobile 08 Jun 1997 D. D. Spaulding
9922
JSU
Juncus polycephalus Michaux
UNA00004797 Mobile 01 May 1965 Rebecca Deramus
D418
UNA
Juncus polycephalus Michx.
TROY000026143 Butler 22 Jun 2008 Alvin R. Diamond
19460
TROY
Juncus polycephalus Michaux
AMAL00001045 Baldwin 26 May 2002 Brian R. Keener
2099
AMAL
Juncus polycephalus Michx.
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