Eleocharis acicularis

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

Species Distribution Map
Family:CYPERACEAE
Species:Eleocharis acicularis (L.) Roem. & Schult.
Common Name:Needle Spikerush; Least Spikerush
Habitat:Saturated soils in open areas.
Associated Ecological Communities:**
Growth Habit:Herb
Duration:Annual
Category:Vascular
USDA Symbol:**
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

FamilyCYPERACEAE - Sedge family
Genus Eleocharis
Species Eleocharis acicularis (L.) Roem. & Schult. - Needle Spikerush; Least Spikerush

Citation

Citation Eleocharis acicularis (Linnaeus) Roemer & Schultes, Syst. Veg., ed. 15 bis. 2: 154. 1817.
Basionym: Scirpus acicularis L. 1753.
Type: Without data (lectotype: LINN 71.13). Lectotypified by Egorova, Novit. Syst. Pl. Vasc. 17: 69. 1980. Without data, Herb. Celsius V: 677 (epitype: UPS). Epitypified by Kukkonen, in Cafferty & C.E. Jarvis, Taxon 53: 180. 2004.

** Not applicable or data not available.

Synonyms

SynonymFull CitationBasionymType
Baeothryon pusillum Baeothryon pusillum A. Dietrich, Sp. Pl. 2: 92. 1833, nom. illegit.Scirpus pusillus Vahl 1805, nom. illegit.; Scirpus capillaceus Michaux 1803. 
Chaetocyperus acicularis Chaetocyperus acicularis (Linnaeus) Nees von Esenbeck, in Martius, Fl. Bras. 2(1): 95. 1842.Scirpus acicularis Linnaeus 1753. 
Chaetocyperus polymorphus var. capillaceus Chaetocyperus polymorphus Lindley & Nees von Esenbeck ex Nees von Esenbeck, var. capillaceus (Michaux) Nees von Esenbeck, in Martius, Fl. Bras. 2(1): 94. 1842.Scirpus capillaceus Michaux 1803. 
Clavula acicularis Clavula acicularis (Linnaeus) Dumortier, Fl. Belg. 143. 1827.Scirpus acicularis Linnaeus 1753. 
Clavula comosa Clavula comosa Dumortier, Fl. Belg. 143. 1827. BELGIUM
Cyperus acicularis Cyperus acicularis (Linnaeus) Withering, Arr. Brit. Pl., ed. 3. 2: 78. 1796.Scirpus acicularis Linnaeus 1753. 
Eleocharis acicularis var. gracilescens Eleocharis acicularis (Linnaeus) Roemer & Schultes, var. gracilescens Svenson, Rhodora 31: 191. 1929. MISSOURI: St. Louis Co.: St. Louis, 1845, Engelmann s.n. (holotype: GH).
Eleocharis acicularis var. longiseta Eleocharis acicularis (Linnaeus) Roemer & Schultes, var. longiseta Svenson, Rhodora 31: 189. 1929. JAPAN: Nagasaki, 1862, Oldham 909 (holotype: GH).
Eleocharis acicularis var. occidentalis Eleocharis acicularis (Linnaeus) Roemer & Schultes, var. occidentalis Svenson, Rhodora 31: 190. 1929.CALIFORNIA: Santa Barbara Co.: Santa Barbara, s.d., Rothrock 80 (holotype: GH). 
Eleocharis acicularis var. submersa Eleocharis acicularis (Linnaeus) Roemer & Schultes, var. submersa (Nilsson) Svenson, Rhodora 31: 188. 1929.Scirpus acicularis Linnaeus, var. submersus Nilsson 1888. 
Eleocharis acicularis var. typica Eleocharis acicularis (Linnaeus) Roemer & Schultes, var. typica Svenson, Rhodora 31: 184. 1929, nom. inadmiss.Scirpus acicularis Linnaeus 1753. 
Eleocharis comosa Eleocharis comosa (Dumortier) K. Richter, Pl. Eur. 1: 143. 1890.Clavula comosa Dumortier 1827. 
Eleocharis costata Eleocharis costata J. Presl, Fl. Cech. 11. 1819.  
Eleocharis pusillus Eleocharis pusillus A. W. Wood, Amer. Bot. Fl. 361. 1870, non R. Brown 1810.Scirpus pusillus Vahl 1805, nom. illegit.; Scirpus capillaceus Michaux 1803. 
Isolepis acicularis Isolepis acicularis (Linnaeus) Schlechtendal, Fl. Berol. 1: 36. 1823.Scirpus acicularis Linnaeus 1753. 
Mariscus acicularis Mariscus acicularis (Linnaeus) Moench, Methodus 350. 1794.Scirpus acicularis Linnaeus 1753. 
Scirpidium aciculare Scirpidium aciculare (Linnaeus) Nees von Esenbeck, Linnaea 9: 293. 1834.Scirpus acicularis Linnaeus 1753. 
Scirpus acicularis Scirpus acicularis Linnaeus, Sp. Pl. 48. 1753. Without data (lectotype: LINN 71.13). Lectotypified by Egorova, Novit. Syst. Pl. Vasc. 17: 69. 1980. TYPE: Without data, Herb. Celsius V: 677 (epitype: UPS). Epitypified by Kukkonen, in Cafferty & C. E. Jarvis, Taxon 53: 180. 2004.
Scirpus acicularis var. submersa Scirpus acicularis Linnaeus, var. submersa (Glück) Blomgren, in Holmberg, Skand. Fl. 310. 1926, non Nillson 1888.Scirpus acicularis Linnaeus, forma submersa Glück 1911; Eleocharis acicularis (Linnaeus) Roemer & Schultes, forma submersa Druce 1897, non (Nilsson) Norman 1893. 
Scirpus acicularis var. submersus Scirpus acicularis Linnaeus, var. submersus Nilsson, Bot. Not. 1888: 144. 1888. NORWAY/SWEDEN
Scirpus capillaceus Scirpus capillaceus Michaux, Fl. Bor.-Amer. 1: 30. 1803.  
Scirpus chaeta Scirpus chaeta Schultes, Mant. 2: 72. 1824.Scirpus trichodes Muhlenberg 1817, non S. trichoides Kunth 1816. 
Scirpus pusillus Scirpus pusillus Vahl, Enum. Pl. 2: 246. 1805, nom. illegit.Scirpus capillaceus Michaux 1803. 
Scirpus trichodes Scirpus trichodes Muhlenberg, Descr. Gram. 30. 1817, non S. trichoides Kunth 1816. PENNSYLVANIA
Trichophyllum aciculare Trichophyllum aciculare (Linnaeus) House, Amer. Midl. Naturalist 6: 204. 1920.Scirpus acicularis Linnaeus 1753. 

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, Barbour, Cherokee, DeKalb, Etowah, Franklin, Madison, Marshall, Mobile, Randolph, Talladega, Tallapoosa

Counties represented by specimen data listed below:

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

Range of years during which specimens were collected: 1978 - 1980

Barcode / Accession No. County Coll. Date Collector &
Collection No.		 Herbarium &
Herbarium Name Used		 Image
AUA000021541 Franklin 6 Aug 1977 Ahles, H.E.
84582		 AUA
Eleocharis Acicularis (L.) Roemer & Schultes
USAM000004757 Mobile 10 Nov 1980 Powers, Maureen T.
s.n.		 USAM
Eleocharis acicularis (Linnaeus) Roemer & Schultes
UNA00002225 Cherokee 06 Jul 1978 Wiersema, John H.
370		 UNA
Eleocharis acicularis (L.) Roemer & J.A. Schultes
JSU111270 Marshall 21 Aug 1993 Spaulding, Daniel D.
4493		 JSU
Eleocharis acicularis (Linnaeus) Roemer & Schultes
ALNHS00008677 Talladega 09 Mar 1994 Hilton, Jarel
JH#148		 ALNHS
Eleocharis acicularis (L.) Roemer & Schultes
UNA00002245 DeKalb 08 Aug 1980 Meigs, Russell A.
1123		 UNA
Eleocharis acicularis (L.) Roemer & J.A. Schultes
JSU111266 Cherokee 31 Aug 1997 Ballard, J. Mark
7606		 JSU
Eleocharis acicularis (Linnaeus) Roemer & Schultes
ALNHS00006700 Tallapoosa 30 Sep 2019 Barger, T. Wayne
SP#4924		 ALNHS
Eleocharis acicularis (L.) Roemer & J.A. Schultes
SAMF0007506 Randolph 13 Jun 2018 Spaulding, Daniel D.
15,387		 SAMF
Eleocharis acicularis (Linnaeus) Roemer & Schultes
TROY000010324 Barbour 02 Oct 1999 MacDonald, John R.
13529		 TROY
Eleocharis acicularis (Linnaeus) Roemer & Schultes
JSU111267 Etowah 4 Sep 1995 Hodge, Lesley M.
4318		 JSU
Eleocharis acicularis (Linnaeus) Roemer & Schultes
JSU111268 Etowah 13 Apr 1997 Spaulding, Daniel D.
9717		 JSU
Eleocharis acicularis (Linnaeus) Roemer & Schultes
UNA00002240 Madison 02 Jun 1980 Meigs, Russell A.
756		 UNA
Eleocharis acicularis (L.) Roemer & J.A. Schultes
UNA00002250 Mobile s.d. Mohr, Charles
s.n.		 UNA
Eleocharis acicularis (L.) Roemer & J.A. Schultes
ALNHS00006745 Tallapoosa 30 Sep 2019 Barger, T. Wayne
SP#4924		 ALNHS
Eleocharis acicularis (L.) Roemer & J.A. Schultes
UNA00002230 Marshall 04 Aug 1980 Meigs, Russell A.
1113		 UNA
Eleocharis acicularis (L.) Roemer & J.A. Schultes
UWAL0043034 Baldwin 24 Apr 2011 Larsen, Harry S.
1730		 UWAL
Eleocharis (L.) Roehm. & Schult.
JSU111269 Marshall 7 Aug 1992 Spaulding, Daniel D.
2578		 JSU
Eleocharis acicularis (Linnaeus) Roemer & Schultes
TROY000010325 Barbour 07 Jul 1998 MacDonald, John R.
11612b		 TROY
Eleocharis acicularis (Linnaeus) Roemer & Schultes
UWAL0047512 Randolph 13 Jun 2018 Spaulding, Daniel D.
15387		 UWAL
Eleocharis acicularis (L.) Roemer & J.A. Schultes
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