Amaranthus spinosus

ClassificationDicots
FamilyAmaranthaceae
Family (Traditional)Amaranthaceae
GenusAmaranthus
Species:Amaranthus spinosus L.
Common NameSpiny Amaranth
Growth Habitforb
Plant Notes**
CharacteristicsArmaments: Yes; Milky Sap: No; Photosynthetic: Yes; Stipules: No; Woody Herbaceous: Herbaceous; Natural Area Presence: DRU; Natural Area Presence: GILES; Natural Area Presence: GRSM; Natural Area Presence: LC; Natural Area Presence: LGS; Natural Area Presence: UCR; Duration: Annual; General Ecology: Terrestrial; Growth Habit: forb; Moisture Requirements: Sub-xeric; Moisture Requirements: Dry-mesic; Moisture Requirements: Mesic; Region of Origin: North America; Region of Origin: South America; Reproductive Phenology: July; Reproductive Phenology: August; Reproductive Phenology: September; Reproductive Phenology: October; Leaf Arrangement: alternate; Leaf Complexity: simple; Leaf Dissection: 0; Leaf Fragrance: No; Leaf Persistance: Deciduous; Leaf Petiole Type: petiolate; Leaf Type: broadleaf; Leaf Venation: pinnate; Leaflet Margins: entire; Leaflet Number: 0; Anther Type: Dorsifixed; Base Flower Color: Green; Carpel Number/Pistil: 3; Fruit Dehiscence: No; Fruit Dehiscence: Yes; Fruit Type: Utricle; Fruit Wet/Dry: Dry; Hypanthium Present: No; Inflorescence Position: terminal; Inflorescence Types: spike; Ovary Position: Superior; Overall Flower Symmetry: Actinomorphic; Perianth Present: Yes; Petal Fusion: No; Petal Number: 0; Pistil Complexity: Compound; Pistil Number: 1; Placentation Type: Basal; Sepal Fusion: No; Sepal Number: 5; Sexuality: monoecious; Sporangium Arrangement: N/A; Stamen Number: 0; Stamen Number: 5; Tepal Fusion: No; Tepal Number: 5
C value N/A
StatusNot Native; AGCP (FACU), EMP (FACU) (NWPL); TN[SNR] KY[SNA] (State Rank); G5 (Global Rank)
Specimen(s) View and Download Specimen Details »

** Not applicable or data not available.

Species Distribution Map

This species has been reported in the counties highlighted in the interactive distribution map below. Click on a county to display the its name. Click the question mark icon () to view additional information about the ecoregions shown. In the map legend, there are links to toggle the visibility of the ecoregions and/or their labels. In addition, clicking on an ecoregion name will highlight that region on the map.

  • State Boundaries
  • Counties
  • Counties - Species Present
Ecoregions
  • Southeastern Plains
    • Blackland Prarie
  • Blue Ridge Mountains
  • Ridge and Valley
  • Cumberland Plateau
  • Cumberland Mountains
  • Allegheny Plateau
  • Interior Plateau
    • Bluegrass Region
    • Nashville Basin
    • Pennyroyal Karst Plain
    • Western Highland Rim
    • Eastern Highland Rim

Synonyms

No synonyms exist for this species.

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.

Counties included on distribution map: Ballard (KY), Barren (KY), Boone (KY), Breckinridge (KY), Calloway (KY), Campbell (KY), Clark (KY), Clinton (KY), Cumberland (KY), Fayette (KY), Fleming (KY), Gallatin (KY), Garrard (KY), Grant (KY), Jefferson (KY), Kenton (KY), Lewis (KY), Livingston (KY), Madison (KY), Marion (KY), Meade (KY), Monroe (KY), Powell (KY), Robertson (KY), Rowan (KY), Shelby (KY), Todd (KY), Trigg (KY), Trimble (KY), Warren (KY), Washington (KY), Bedford (TN), Blount (TN), Cannon (TN), Carter (TN), Davidson (TN), DeKalb (TN), Fayette (TN), Franklin (TN), Giles (TN), Hamilton (TN), Haywood (TN), Henderson (TN), Houston (TN), Humphreys (TN), Jackson (TN), Knox (TN), Lake (TN), Lauderdale (TN), Loudon (TN), McMinn (TN), McNairy (TN), Macon (TN), Marion (TN), Maury (TN), Montgomery (TN), Morgan (TN), Overton (TN), Perry (TN), Putnam (TN), Roane (TN), Rutherford (TN), Scott (TN), Sevier (TN), Shelby (TN), Smith (TN), Stewart (TN), Sumner (TN), Tipton (TN), Unicoi (TN), Wayne (TN), Weakley (TN), Williamson (TN)

Herbaria represented by specimen data listed below: APSC, BEREA, EKY, ETSU, HTTU, KNK, MDKY, MEM, MTSU, TENN, UCHT, UOS, UTM, VDB

Range of years during which specimens were collected: 1882 - 2015

Accession No. (click for full details) County State Coll. Date Collector &
Collection No.
Herbarium &
Herbarium Name Used
31234100420197 Garrard Kentucky 05 Sep 2010 W. W. Overbeck
823
EKY
Amaranthus spinosus
31234100193380 Fayette Kentucky Danny Husband
229
EKY
Amaranthus spinosus
ETSU007876 Carter Tennessee
ETSU
Amaranthus spinosus
N/A Carter Tennessee 12 Aug 2014 Frosty Levy
ETSU
Amaranthus spinosus
MDKY00007122 Rowan Kentucky
MDKY
Amaranthus spinosus
MDKY00007121 Rowan Kentucky
MDKY
Amaranthus spinosus
TENN-V-0090541 Montgomery Tennessee
TENN
Amaranthus spinosus
TENN-V-0090533 Loudon Tennessee
TENN
Amaranthus spinosus
TENN-V-0090539 McMinn Tennessee
TENN
Amaranthus spinosus
TENN-V-0090548 Sevier Tennessee
TENN
Amaranthus spinosus
TENN-V-0090523 Carter Tennessee
TENN
Amaranthus spinosus
TENN-V-0090532 Lauderdale Tennessee
TENN
Amaranthus spinosus
TENN-V-0090530 Knox Tennessee
TENN
Amaranthus spinosus
BEREA024301 Campbell Kentucky
BEREA
Amaranthus spinosus
APSC0030540 Stewart Tennessee
APSC
Amaranthus spinosus
31234100193430 Marion Kentucky 12 Oct 1998 Timothy J. Weckman
4439
EKY
Amaranthus spinosus
31234100193505 Shelby Tennessee 26 Aug 1973 Elizabeth M. Browne
73E14.7
EKY
Amaranthus spinosus
31234100193455 Powell Kentucky 18 Sep 1988 R. C. Clark
22026
EKY
Amaranthus spinosus
31234100193489 Washington Kentucky 28 Aug 2003 Timothy J. Weckman
8213
EKY
Amaranthus spinosus
31973000004948 Kenton Kentucky 02 Sep 1978 Applegarth, Patrick
498
KNK
Amaranthus spinosus
TENN-V-0090522 Blount Tennessee
TENN
Amaranthus spinosus
TENN-V-0090540 McNairy Tennessee
TENN
Amaranthus spinosus
TENN-V-0090528 Henderson Tennessee
TENN
Amaranthus spinosus
TENN-V-0090531 Lake Tennessee
TENN
Amaranthus spinosus
TENN-V-0090556 Williamson Tennessee
TENN
Amaranthus spinosus
TENN-V-0090545 Rutherford Tennessee
TENN
Amaranthus spinosus
UCHT011029 Bedford Tennessee
UCHT
Amaranthus spinosus
APSC0030545 Stewart Tennessee
APSC
Amaranthus spinosus
APSC0030536 Trigg Kentucky
APSC
Amaranthus spinosus
31234100193422 Madison Kentucky 03 Aug 1993 Gary W. Libby
558
EKY
Amaranthus spinosus
31234100193372 Cumberland Kentucky 07 Sep 1997 Ross C. Clark
23787
EKY
Amaranthus spinosus
31234100193414 Madison Kentucky 23 Jul 1977 J. Stuart Lassetter
2660
EKY
Amaranthus spinosus
BEREA001431 Madison Kentucky
BEREA
Amaranthus spinosus
MDKY00007124 Fleming Kentucky
MDKY
Amaranthus spinosus
TENN-V-0090554 Tipton Tennessee
TENN
Amaranthus spinosus
TENN-V-0090527 Haywood Tennessee
TENN
Amaranthus spinosus
TENN-V-0090526 Haywood Tennessee
TENN
Amaranthus spinosus
TENN-V-0090552 Sumner Tennessee
TENN
Amaranthus spinosus
APSC0030544 Montgomery Tennessee
APSC
Amaranthus spinosus
APSC0030550 Montgomery Tennessee
APSC
Amaranthus spinosus
APSC0070708 Shelby Kentucky
APSC
Amaranthus spinosus
APSC0072570 Warren Kentucky
APSC
Amaranthus spinosus
APSC0072586 Meade Kentucky
APSC
Amaranthus spinosus
APSC0030543 Humphreys Tennessee
APSC
Amaranthus spinosus
31234100193463 Robertson Kentucky 30 Oct 2002 Timothy J. Weckman
7842
EKY
Amaranthus spinosus
BEREA001426 Lewis Kentucky
BEREA
Amaranthus spinosus
BEREA001434 Cannon Tennessee
BEREA
Amaranthus spinosus
BEREA001427 Lewis Kentucky
BEREA
Amaranthus spinosus
31973000004947 Boone Kentucky 28 Sep 1975 Applegarth, Patrick
14
KNK
Amaranthus spinosus
31973000004949 Grant Kentucky 10 Oct 2003 Thieret, John
61618
KNK
Amaranthus spinosus
31973000004946 Gallatin Kentucky 29 Aug 1991 Thieret, John
57197
KNK
Amaranthus spinosus
TENN-V-0090555 Williamson Tennessee
TENN
Amaranthus spinosus
TENN-V-0090529 Knox Tennessee
TENN
Amaranthus spinosus
UCHT011033 Hamilton Tennessee
UCHT
Amaranthus spinosus
APSC0030552 Montgomery Tennessee
APSC
Amaranthus spinosus
APSC0072591 Breckinridge Kentucky
APSC
Amaranthus spinosus
APSC0092678 Putnam Tennessee
APSC
Amaranthus spinosus
APSC0056838 Bedford Tennessee
APSC
Amaranthus spinosus
31234100420205 Garrard Kentucky 08 Jun 2010 W. W. Overbeck
544
EKY
Amaranthus spinosus
31234100193364 Clinton Kentucky 30 Jul 1999 Mark A. Gorton
99-705
EKY
Amaranthus spinosus
BEREA001430 Madison Kentucky
BEREA
Amaranthus spinosus
BEREA001429 Madison Kentucky
BEREA
Amaranthus spinosus
TENN-V-0090534 Loudon Tennessee
TENN
Amaranthus spinosus
TENN-V-0090547 Scott Tennessee
TENN
Amaranthus spinosus
TENN-V-0090550 Shelby Tennessee
TENN
Amaranthus spinosus
TENN-V-0090537 Marion Tennessee
TENN
Amaranthus spinosus
TENN-V-0090546 Rutherford Tennessee
TENN
Amaranthus spinosus
TENN-V-0090553 Sumner Tennessee
TENN
Amaranthus spinosus
UCHT011031 Hamilton Tennessee
UCHT
Amaranthus spinosus
APSC0030551 Todd Kentucky 26 Aug 1968 Edward Chester
APSC
Amaranthus spinosus
APSC0072575 Warren Kentucky
APSC
Amaranthus spinosus
HTTU008159 DeKalb Tennessee
HTTU
Amaranthus spinosus
UCHT030913 Hamilton Tennessee
UCHT
Amaranthus spinosus
31234100193471 Robertson Kentucky 15 Aug 2002 Timothy J. Weckman
7644
EKY
Amaranthus spinosus
BEREA001433 Trigg Kentucky
BEREA
Amaranthus spinosus
TENN-V-0090538 Maury Tennessee
TENN
Amaranthus spinosus
TENN-V-0090536 Macon Tennessee
TENN
Amaranthus spinosus
TENN-V-0090551 Shelby Tennessee
TENN
Amaranthus spinosus
TENN-V-0090549 Sevier Tennessee
TENN
Amaranthus spinosus
UCHT011032 Perry Tennessee
UCHT
Amaranthus spinosus
APSC0030537 Trigg Kentucky
APSC
Amaranthus spinosus
APSC0030548 Montgomery Tennessee
APSC
Amaranthus spinosus
APSC0097134 Overton Tennessee
APSC
Amaranthus spinosus
APSC0072576 Warren Kentucky
APSC
Amaranthus spinosus
HTTU008160 Jackson Tennessee
HTTU
Amaranthus spinosus
MTSU016330 Davidson Tennessee 11 Jul 2001 Angela Cathey
MTSU
Amaranthus spinosus
BRIT68456 Bedford Tennessee 11 Sep 1974 R. Kral
54144
VDB
Amaranthus spinosus
BRIT555063 Fayette Kentucky 05 Jul 1882 W. A. Kellerman
s.n.
VDB
Amaranthus spinosus
31234100193406 Livingston Kentucky 12 Jul 1979 Raymond Athey
4367
EKY
Amaranthus spinosus
31234100193356 Clark Kentucky 26 Jul 1992 Myrna Marca
69
EKY
Amaranthus spinosus
31234100193398 Jefferson Kentucky 22 Jul 2005 Patricia D. Haragan
25117
EKY
Amaranthus spinosus
BEREA001428 Lewis Kentucky
BEREA
Amaranthus spinosus
MDKY00007119 Rowan Kentucky
MDKY
Amaranthus spinosus
MDKY00007120 Rowan Kentucky
MDKY
Amaranthus spinosus
TENN-V-0090772 Livingston Kentucky
TENN
Amaranthus spinosus
TENN-V-0090544 Roane Tennessee
TENN
Amaranthus spinosus
TENN-V-0090521 Blount Tennessee
TENN
Amaranthus spinosus
APSC0072571 Ballard Kentucky
APSC
Amaranthus spinosus
APSC0030538 Trigg Kentucky
APSC
Amaranthus spinosus
APSC0030539 Stewart Tennessee
APSC
Amaranthus spinosus
APSC0030549 Montgomery Tennessee
APSC
Amaranthus spinosus
HTTU008161 Jackson Tennessee Coe
14504
HTTU
Amaranthus spinosus
HTTU008162 Jackson Tennessee Coe
14505
HTTU
Amaranthus spinosus
HTTU023934 Putnam Tennessee
HTTU
Amaranthus spinosus
HTTU001110 Kentucky
HTTU
Amaranthus spinosus
HTTU001109 Jackson Tennessee
HTTU
Amaranthus spinosus
UOS00238 Franklin Tennessee 07 Nov 2002 Ashlie B. Rollins
UOS
Amaranthus spinosus
BRIT68465 Williamson Tennessee 16 Jul 1987 Lisa Kelly
1042
VDB
Amaranthus spinosus
BRIT68455 Bedford Tennessee 12 Aug 1987 R. Kral
74105
VDB
Amaranthus spinosus
BRIT68459 Knox Tennessee 06 Aug 1993 John Dutton
139
VDB
Amaranthus spinosus
BRIT68462 Tipton Tennessee 28 Jul 1968 Sarah J. Warrington
230
VDB
Amaranthus spinosus
APSC0072356 Jefferson Kentucky 20 Jul 1943 P.A. Davies
APSC
Amaranthus spinosus
HTTU001108 Jackson Tennessee
HTTU
Amaranthus spinosus
HTTU008156 Smith Tennessee
HTTU
Amaranthus spinosus
HTTU032833 Jackson Tennessee
HTTU
Amaranthus spinosus
HTTU008163 Barren Kentucky
HTTU
Amaranthus spinosus
UTM01282 Weakley Tennessee
UTM
Amaranthus spinosus
BEREA025654 Lewis Kentucky
BEREA
Amaranthus spinosus
UTM01281 Tennessee
UTM
Amaranthus spinosus
UTM01278 Weakley Tennessee
UTM
Amaranthus spinosus
BRIT68458 Davidson Tennessee 18 Jul 1974 R. Kral
53677
VDB
Amaranthus spinosus
BRIT68460 Perry Tennessee 19 Jun 1987 R. Kral
74056
VDB
Amaranthus spinosus
APSC0072574 Warren Kentucky
APSC
Amaranthus spinosus
HTTU008155 Putnam Tennessee
HTTU
Amaranthus spinosus
BRIT68466 Williamson Tennessee 03 Oct 1963 R. Kral
33535
VDB
Amaranthus spinosus
APSC0030547 Stewart Tennessee
APSC
Amaranthus spinosus
HTTU008157 Putnam Tennessee
HTTU
Amaranthus spinosus
BRIT68461 Sumner Tennessee 15 Jul 1975 J. Alcorn
732
VDB
Amaranthus spinosus
BRIT68457 Blount Tennessee 1941-10 A. J. Sharp
s.n.
VDB
Amaranthus spinosus
BRIT68463 Wayne Tennessee 26 Aug 1988 R. Kral
74826
VDB
Amaranthus spinosus
BRIT555060 Calloway Kentucky 29 Sep 1982 Raymond Athey
4742
VDB
Amaranthus spinosus
BEREA001432 Monroe Kentucky
BEREA
Amaranthus spinosus
N/A Unicoi Tennessee 20 Sep 2015 Frosty Levy
ETSU
Amaranthus spinosus
TENN-V-0090542 Morgan Tennessee
TENN
Amaranthus spinosus
TENN-V-0090524 Fayette Tennessee
TENN
Amaranthus spinosus
TENN-V-0090535 Macon Tennessee
TENN
Amaranthus spinosus
TENN-V-0090543 Perry Tennessee
TENN
Amaranthus spinosus
TENN-V-0090525 Giles Tennessee
TENN
Amaranthus spinosus
APSC0086579 Trimble Kentucky
APSC
Amaranthus spinosus
APSC0045179 Stewart Tennessee
APSC
Amaranthus spinosus
APSC0030546 Houston Tennessee
APSC
Amaranthus spinosus
HTTU032612 Scott Tennessee
HTTU
Amaranthus spinosus
UCHT030914 Tennessee
UCHT
Amaranthus spinosus
BRIT68464 Williamson Tennessee 16 Sep 1978 R. Kral
62739
VDB
Amaranthus spinosus
MEM007819 Ballard Kentucky 16 Aug 1971 Raymond Athey
1439
MEM
Amaranthus spinosus
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Plant Photos

Amaranthus spinosus - Dwayne Estes
Amaranthus spinosus - Dwayne Estes
Amaranthus spinosus - Joey Shaw
Amaranthus spinosus - Joey Shaw
Amaranthus spinosus - Theo Witsell
Amaranthus spinosus - Theo Witsell
Amaranthus spinosus - Theo Witsell
Amaranthus spinosus - Theo Witsell
Amaranthus spinosus - Theo Witsell
Amaranthus spinosus - Theo Witsell