Iva annua

ClassificationDicots
FamilyAsteraceae
Family (Traditional)Asteraceae
GenusIva
Species:Iva annua L.
Common NameAnnual Marsh Elder; Sumpweed; Sump Weed
Growth Habitforb
Plant Notes**
CharacteristicsArmaments: No; Milky Sap: No; Photosynthetic: Yes; Stipules: No; Woody Herbaceous: Herbaceous; Natural Area Presence: DRU; Natural Area Presence: GILES; Natural Area Presence: GM; Natural Area Presence: GRSM; Natural Area Presence: LC; Natural Area Presence: UCR; Duration: Perennial; General Ecology: Terrestrial; Growth Habit: forb; Moisture Requirements: Mesic; Moisture Requirements: Mesic-Hydric; Moisture Requirements: Hydric; Moisture Requirements: Wetland; Region of Origin: North America; Reproductive Phenology: July; Reproductive Phenology: August; Reproductive Phenology: September; Reproductive Phenology: October; Reproductive Phenology: November; Leaf Arrangement: alternate; Leaf Arrangement: opposite; Leaf Complexity: simple; Leaf Dissection: 0; Leaf Fragrance: No; Leaf Persistance: Deciduous; Leaf Petiole Type: petiolate; Leaf Type: broadleaf; Leaflet Margins: dentate; Leaflet Margins: serrate; Leaflet Number: 0; Anther Type: Basifixed; Base Flower Color: Green; Base Flower Color: Yellow; Carpel Number/Pistil: 1; Fruit Complexity: Simple; Fruit Dehiscence: No; Fruit Type: Cypsela; Fruit Wet/Dry: Dry; Hypanthium Present: No; Inflorescence Position: terminal; Inflorescence Types: head; Ovary Position: Inferior; Overall Flower Symmetry: Actinomorphic; Ovules per Carpel: 1; Perianth Present: Yes; Petal Fusion: Yes; Petal Number: 5; Pistil Complexity: Simple; Pistil Number: 1; Placentation Type: Basal; Sepal Fusion: N/A; Sepal Number: N/A; Sexuality: monoecious; Sporangium Arrangement: N/A; Stamen Number: 5; Tepal Number: N/A
C value 0
StatusNative; AGCP (FAC), EMP (FAC) (NWPL); TN[SNR] KY[S4S5] (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: Barren (KY), Breckinridge (KY), Butler (KY), Calloway (KY), Cumberland (KY), Edmonson (KY), Estill (KY), Franklin (KY), Fulton (KY), Garrard (KY), Grayson (KY), Hardin (KY), Harlan (KY), Hart (KY), Hickman (KY), Hopkins (KY), Lewis (KY), Livingston (KY), Lyon (KY), McCracken (KY), McLean (KY), Madison (KY), Marion (KY), Marshall (KY), Meade (KY), Menifee (KY), Mercer (KY), Monroe (KY), Montgomery (KY), Nicholas (KY), Oldham (KY), Owen (KY), Scott (KY), Shelby (KY), Trigg (KY), Benton (TN), Blount (TN), Carroll (TN), Cheatham (TN), Clay (TN), Davidson (TN), Decatur (TN), Dyer (TN), Franklin (TN), Giles (TN), Hamilton (TN), Haywood (TN), Henry (TN), Humphreys (TN), Jackson (TN), Knox (TN), Lake (TN), Lauderdale (TN), Loudon (TN), Macon (TN), Marion (TN), Marshall (TN), Monroe (TN), Montgomery (TN), Obion (TN), Overton (TN), Perry (TN), Pickett (TN), Roane (TN), Robertson (TN), Rutherford (TN), Scott (TN), Shelby (TN), Stewart (TN), Sumner (TN), Tipton (TN), Unicoi (TN), White (TN), Wilson (TN)

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

Range of years during which specimens were collected: 1961 - 2020

Accession No. (click for full details) County State Coll. Date Collector &
Collection No.
Herbarium &
Herbarium Name Used
31234100265311 Madison Kentucky 09 Sep 1993 Randy L. Mears
93-104
EKY
Iva annua
31234100265253 Estill Kentucky 18 Sep 1987 Richard G. Guetig
371
EKY
Iva annua
N/A Marshall Kentucky 06 Oct 1996 Ronald L. Jones
8073
EKY
Iva annua
31234100265360 Montgomery Kentucky 17 Sep 1984 Julian Campbell
1384
EKY
Iva annua
31234100744604 Nicholas Kentucky 03 Oct 1997 James B. Beck
296
EKY
Iva annua
31234100265329 Marshall Kentucky 18 Sep 1982 Raymond Athey
4703
EKY
Iva annua
31234100265295 Lewis Kentucky 05 Oct 2000 Kim Feeman
1479
EKY
Iva annua
31234100265352 Montgomery Kentucky 26 Aug 1984 Julian Campbell
1130
EKY
Iva annua
BEREA007744 Monroe Kentucky
BEREA
Iva annua
BEREA007740 Madison Kentucky
BEREA
Iva annua
APSC0047011 Grayson Kentucky
APSC
Iva annua
APSC0078365 Harlan Kentucky
APSC
Iva annua
APSC0079268 Franklin Kentucky
APSC
Iva annua
APSC0026208 Montgomery Tennessee
APSC
Iva annua
APSC0098678 Dyer Tennessee
APSC
Iva annua
APSC0026188 Trigg Kentucky
APSC
Iva annua
31234100765880 Madison Kentucky 15 Sep 2015 Thomas S. McFadden
173
EKY
Iva annua
31234100265345 Menifee Kentucky 01 Sep 1993 David D. Taylor
17240
EKY
Iva annua
N/A Shelby Tennessee 15 Oct 1977 Elizabeth M. Browne
77I1.3
EKY
Iva annua
N/A Lewis Kentucky 27 Sep 1986 Allison W. Cusick
26028
EKY
Iva annua
BEREA007741 Madison Kentucky
BEREA
Iva annua
UCHT007801 Wilson Tennessee 06 Sep 1991 R. Kral
79822
UCHT
Iva annua
APSC0026205 Stewart Tennessee
APSC
Iva annua
APSC0026198 Humphreys Tennessee
APSC
Iva annua
APSC0026202 Henry Tennessee
APSC
Iva annua
TENN-V-0243632 Wilson Tennessee
TENN
Iva annua
TENN-V-0243627 Stewart Tennessee
TENN
Iva annua
TENN-V-0243623 Scott Tennessee
TENN
Iva annua
TENN-V-0243595 Carroll Tennessee
TENN
Iva annua
TENN-V-0243630 Sumner Tennessee
TENN
Iva annua
TENN-V-0243608 Lake Tennessee
TENN
Iva annua
TENN-V-0243618 Overton Tennessee
TENN
Iva annua
TENN-V-0243611 Loudon Tennessee 08 Sep 1994 V. E. McNeilus
94-918
TENN
Iva annua
TENN-V-0243596 Clay Tennessee
TENN
Iva annua
TENN-V-0243606 Knox Tennessee
TENN
Iva annua
TENN-V-0243626 Shelby Tennessee
TENN
Iva annua
TENN-V-0243600 Giles Tennessee
TENN
Iva annua
TENN-V-0243612 Macon Tennessee
TENN
Iva annua
TENN-V-0243602 Hamilton Tennessee
TENN
Iva annua
TENN-V-0243624 Shelby Tennessee
TENN
Iva annua
TENN-V-0243617 Montgomery Tennessee
TENN
Iva annua
TENN-V-0243610 Lauderdale Tennessee
TENN
Iva annua
TENN-V-0243613 Marion Tennessee
TENN
Iva annua
TENN-V-0243629 Sumner Tennessee
TENN
Iva annua
TENN-V-0243625 Shelby Tennessee
TENN
Iva annua
TENN-V-0243615 Marshall Tennessee
TENN
Iva annua
TENN-V-0243597 Decatur Tennessee
TENN
Iva annua
TENN-V-0243614 Marion Tennessee
TENN
Iva annua
N/A McLean Kentucky 22 Sep 1980 Richard H. Hannan
5538
EKY
Iva annua
N/A Franklin Kentucky 03 Oct 1981 Hal Bryan
FR-326
EKY
Iva annua
31234100265402 Shelby Tennessee 24 Sep 1967 Elizabeth M. Browne
T-84
EKY
Iva annua
N/A Lake Tennessee 09 Oct 1976 Elizabeth M. Browne
76H3.3
EKY
Iva annua
31234100744612 Marion Kentucky 09 Oct 2000 Timothy J. Weckman
6184
EKY
Iva annua
31234100744620 Cumberland Kentucky 21 Sep 1997 James B. Beck
226
EKY
Iva annua
TENN-V-0227458 Wilson Tennessee 06 Sep 1991 Kral
79822
TENN
Iva annua
UCHT007802 Wilson Tennessee 25 Sep 1991 R. Kral
79878
UCHT
Iva annua
APSC0026291 Trigg Kentucky
APSC
Iva annua
APSC0026200 Montgomery Tennessee
APSC
Iva annua
APSC0026192 Lyon Kentucky
APSC
Iva annua
APSC0054347 Humphreys Tennessee
APSC
Iva annua
APSC0079034 Hart Kentucky
APSC
Iva annua
UCHT037930 Robertson Tennessee
UCHT
Iva annua
UCHT037929 Robertson Tennessee
UCHT
Iva annua
HTTU035544 White Tennessee
HTTU
Iva annua
31234100265238 Calloway Kentucky 08 Sep 1982 Raymond Athey
4685
EKY
Iva annua
31234100265279 Breckinridge Kentucky 02 Sep 2003 Ronald L. Jones
9498
EKY
Iva annua
BEREA007742 Madison Kentucky
BEREA
Iva annua
BEREA007746 Trigg Kentucky
BEREA
Iva annua
31973000005728 Owen Kentucky 18 Aug 1996 Wessel, Mark
KNK
Iva annua
TENN-V-0242667 Fulton Kentucky
TENN
Iva annua
TENN-V-0227457 Roane Tennessee
TENN
Iva annua
APSC0026197 Montgomery Tennessee
APSC
Iva annua
APSC0087223 McCracken Kentucky
APSC
Iva annua
APSC0109332 Overton Tennessee
APSC
Iva annua
APSC0026195 Hickman Kentucky
APSC
Iva annua
UCHT028972 Hamilton Tennessee
UCHT
Iva annua
UCHT028971 Hamilton Tennessee
UCHT
Iva annua
UCHT028973 Marion Tennessee
UCHT
Iva annua
ETSU012540 Unicoi Tennessee
RF2865
ETSU
Iva annua
MEM014703 Tipton Tennessee 22 Sep 1968 Sarah J. Warrington
392.5
MEM
Iva annua
31234100265303 Madison Kentucky 12 Sep 1987 Ralph L. Thompson
87-1507
EKY
Iva annua
31234100265394 Carroll Tennessee 17 Sep 1972 Betty Ann Thompson
857
EKY
Iva annua
N/A Unicoi Tennessee 16 Sep 2010 Frosty Levy
ETSU
Iva annua
TENN-V-0227456 Perry Tennessee 25 Sep 1991 Kral
79878
TENN
Iva annua
APSC0116168 Barren Kentucky
APSC
Iva annua
APSC0026189 Stewart Tennessee
APSC
Iva annua
APSC0080110 Hopkins Kentucky
APSC
Iva annua
APSC0026196 Montgomery Tennessee
APSC
iva annua
APSC0090969 Butler Kentucky
APSC
Iva annua
UOS01023 Franklin Tennessee 19 Sep 2006 Yolande M. Gottfried
UOS
Iva annua
MEM003320 Lauderdale Tennessee 27 Sep 1969 Elna N. McBride
s.n.
MEM
Iva annua
31234100265378 Oldham Kentucky 23 Sep 1961 James J. Matthews
799
EKY
Iva annua
N/A McCracken Kentucky 14 Oct 1969 Raymond Athey
864
EKY
Iva annua
31234100265246 Edmonson Kentucky 10 Sep 1980 Richard H. Hannan
5447
EKY
Iva annua
N/A Unicoi Tennessee 29 Aug 2010 Frosty Levy
ETSU
Iva annua
TENN-V-0227455 Knox Tennessee
TENN
Iva annua
APSC0026206 Livingston Kentucky 09 Sep 1981 Edward Chester
APSC
Iva annua
APSC0026193 Stewart Tennessee
APSC
Iva annua
APSC0050119 Davidson Tennessee
APSC
Iva annua
31234100431707 Garrard Kentucky 11 Jul 2012 W. W. Overbeck
1669
EKY
Iva annua
N/A Hardin Kentucky 16 Oct 1983 Ronald L. Jones
4235
EKY
Iva annua
31234100265287 Calloway Kentucky 09 Aug 1982 Michael Woods
997
EKY
Iva annua
31234100265337 Mercer Kentucky 31 Jul 1993 David D. Taylor
17229
EKY
Iva annua
BEREA007739 Madison Kentucky
BEREA
Iva annua
APSC0026209 Montgomery Tennessee
APSC
Iva annua
APSC0026194 Stewart Tennessee
APSC
Iva annua
APSC0026204 Cheatham Tennessee
APSC
Iva annua
APSC0026201 Benton Tennessee
APSC
Iva annua
APSC0087224 McCracken Kentucky
APSC
Iva annua
UCHT043226 Monroe Tennessee
UCHT
Iva annua
APSC0102488 Meade Kentucky
APSC
Iva annua
APSC0026203 Stewart Tennessee
APSC
Iva annua
APSC0101952 Marshall Kentucky
APSC
Iva annua
ETSU012538 Unicoi Tennessee
RF2755
ETSU
Iva annua
MEM007408 Obion Tennessee 07 Oct 1972 Elizabeth M. Browne, Edward T. Browne Jr.
72J6.2
MEM
Iva annua
TENN-V-0245540 Knox Tennessee 04 Oct 2020 A. Padovani
20-12
TENN
Iva annua
TENN-V-0243604 Henry Tennessee
TENN
Iva annua
TENN-V-0243599 Franklin Tennessee
TENN
Iva annua
TENN-V-0243619 Pickett Tennessee
TENN
Iva annua
TENN-V-0243622 Rutherford Tennessee
TENN
Iva annua
TENN-V-0243616 Marshall Tennessee
TENN
Iva annua
TENN-V-0243633 Wilson Tennessee
TENN
Iva annua
TENN-V-0243631 Sumner Tennessee
TENN
Iva annua
TENN-V-0243620 Robertson Tennessee
TENN
Iva annua
TENN-V-0243603 Haywood Tennessee
TENN
Iva annua
TENN-V-0243621 Rutherford Tennessee
TENN
Iva annua
TENN-V-0243594 Blount Tennessee
TENN
Iva annua
TENN-V-0243605 Jackson Tennessee
TENN
Iva annua
TENN-V-0243628 Sumner Tennessee
TENN
Iva annua
TENN-V-0243598 Tennessee
TENN
Iva annua
ETSU012539 Unicoi Tennessee
RF2794
ETSU
Iva annua
31234100265261 Edmonson Kentucky 10 Sep 1980 Richard H. Hannan
5447
EKY
Iva annua
31234100265386 Scott Kentucky 01 Sep 1975 W. Meijer
EKY
Iva annua
N/A Franklin Kentucky 11 Oct 1981 Hal Bryan
FR-369
EKY
Iva annua
BEREA007743 Monroe Kentucky
BEREA
Iva annua
BEREA007745 Shelby Kentucky
BEREA
Iva annua
N/A Unicoi Tennessee 18 Sep 2010 Frosty Levy
ETSU
Iva annua
APSC0090937 Franklin Kentucky
APSC
Iva annua
APSC0026199 Fulton Kentucky 23 Sep 1991 Milo Pyne
APSC
Iva annua
APSC0026190 Trigg Kentucky
APSC
Iva annua
MEM020310 Humphreys Tennessee 25 Sep 1987 R. Kral
74514b
MEM
Iva annua
MEM003319 Fulton Kentucky 23 Aug 1964 Elizabeth M. Browne, Edward T. Browne Jr.
9407
MEM
Iva annua
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Plant Photos

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Iva annua - Dwayne Estes
Iva annua - Dwayne Estes
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Iva annua - Joey Shaw
Iva annua - Tara Littlefield
Iva annua - Tara Littlefield
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Iva annua - Theo Witsell
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