Heracleum maximum

ClassificationDicots
FamilyApiaceae
Family (Traditional)Apiaceae
GenusHeracleum
SpeciesHeracleum maximum W. Bartram
Common NameCommon cowparsnip
Growth Habitforb
Plant NotesLeaf Persistance: Deciduous; Habit: forb; Woody/Herbaceous: herbaceous; Terrestrial/Aquatic: Terrestrial;
Leaf Arrangement: Alternate; Simple/Compound: Compound;
Hypanthium: No; Perianth Absent: No; Flower Color2: White; Fruit Color: Brown ;
*Average C-Value: 3.9
C value 4
StatusNative; AGCP (FAC), EMP (FAC) (NWPL); TN[S2] KY[SH] (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

SynonymFull Citation
Heracleum lanatum Heracleum lanatum Michx.
Heracleum sphondylium subsp. montanum Heracleum sphondylium subsp. montanum (Schleich. ex Gaudin) Briq.
Heracleum sphondylium var. lanatum Heracleum sphondylium var. lanatum (Michx.) Dorn

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: Harlan (KY), Lewis (KY), Carter (TN), Cocke (TN), Greene (TN), Polk (TN), Putnam (TN), Stewart (TN), Unicoi (TN), Washington (TN)

Herbaria represented by specimen data listed below: APSC, BEREA, ETSU, HTTU, TENN, VDB

Range of years during which specimens were collected: 1996 - 1996

Accession No. (click for full details) County State Coll. Date Collector &
Collection No.
Herbarium &
Herbarium Name Used
BEREA001838 Lewis Kentucky
BEREA
Heracleum lanatum
BEREA001839 Lewis Kentucky
BEREA
Heracleum lanatum
ETSU007895 Carter Tennessee
ETSU
Heracleum lanatum
TENN-V-0163422 Polk Tennessee
TENN
Heracleum maximum
TENN-V-0163423 Unicoi Tennessee
TENN
Heracleum maximum
TENN-V-0163418 Cocke Tennessee
TENN
Heracleum maximum
TENN-V-0163416 Washington Tennessee
TENN
Heracleum lanatum
APSC0052584 Unicoi Tennessee
APSC
Heracleum maximum
APSC0029774 Stewart Tennessee
APSC
Heracleum maximum
APSC0029773 Stewart Tennessee
APSC
Heracleum maximum
HTTU001681 Putnam Tennessee
HTTU
Heracleum lanatum
BRIT533650 Unicoi Tennessee 12 Jul 1996 TN Heritage Program
s.n.
VDB
Heracleum maximum
BRIT533649 Unicoi Tennessee 12 Jul 1996 TN Heritage Program
s.n.
VDB
Heracleum maximum
BEREA001837 Lewis Kentucky
BEREA
Heracleum lanatum
TENN-V-0163414 Greene Tennessee
TENN
Heracleum lanatum
TENN-V-0163417 Washington Tennessee
TENN
Heracleum lanatum
TENN-V-0163419 Polk Tennessee
TENN
Heracleum maximum
TENN-V-0163420 Polk Tennessee
TENN
Heracleum maximum
TENN-V-0163415 Unicoi Tennessee
TENN
Heracleum lanatum
TENN-V-0163421 Polk Tennessee
TENN
Heracleum maximum
APSC0062414 Harlan Kentucky
APSC
Heracleum maximum
APSC0052583 Unicoi Tennessee
APSC
Heracleum maximum
BRIT70283 Polk Tennessee
VDB
Heracleum lanatum
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Plant Photos

Heracleum maximum - Milo Pyne
Heracleum maximum - Milo Pyne
Heracleum maximum - Milo Pyne
Heracleum maximum - Milo Pyne
Heracleum maximum - Milo Pyne
Heracleum maximum - Milo Pyne
Heracleum maximum - Tara Littlefield
Heracleum maximum - Tara Littlefield
Heracleum maximum - Tara Littlefield
Heracleum maximum - Tara Littlefield
Heracleum maximum - Tara Littlefield
Heracleum maximum - Tara Littlefield
Heracleum maximum - Tara Littlefield
Heracleum maximum - Tara Littlefield