Humulus japonicus

ClassificationDicots
FamilyCannabaceae
Family (Traditional)Cannabaceae
GenusHumulus
Species:Humulus japonicus Siebold & Zucc.
Common NameJapanese Hop
Growth Habitvine - forb
Plant Notes**
CharacteristicsArmaments: No; Milky Sap: No; Photosynthetic: Yes; Stipules: Yes; Woody Herbaceous: Herbaceous; Invasive Rank: TN-IPC Emerging Threat; Natural Area Presence: LGS; Duration: Annual; Duration: Perennial; General Ecology: Terrestrial; Growth Habit: vine - forb; Moisture Requirements: Mesic; Region of Origin: Asia; Reproductive Phenology: June; Reproductive Phenology: July; Reproductive Phenology: August; Reproductive Phenology: September; Reproductive Phenology: October; Leaf Arrangement: opposite; Leaf Complexity: simple; Leaf Dissection: 0; Leaf Fragrance: Yes; Leaf Persistance: Deciduous; Leaf Petiole Type: petiolate; Leaf Type: broadleaf; Leaf Venation: palmate; Leaflet Margins: lobed; Leaflet Number: 0; Base Flower Color: Green; Fruit Dehiscence: No; Fruit Type: Achene; Fruit Wet/Dry: Dry; Overall Flower Symmetry: Actinomorphic; Placentation Type: Apical; Sporangium Arrangement: N/A
C value N/A
StatusNot Native; Invasive; AGCP (FAC), EMP (FACU) (NWPL); TN[SNA] KY[SNA] (State Rank); GNR (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: Breathitt (KY), Campbell (KY), Carter (KY), Clark (KY), Fayette (KY), Franklin (KY), Fulton (KY), Jefferson (KY), Kenton (KY), Lawrence (KY), Lee (KY), Lewis (KY), Martin (KY), Owen (KY), Pendleton (KY), Davidson (TN), Dickson (TN), Hancock (TN), Knox (TN), Montgomery (TN), Robertson (TN), Shelby (TN), Tipton (TN), Washington (TN)

Herbaria represented by specimen data listed below: APSC, BEREA, EKY, ETSU, KNK, MDKY, TENN, UCHT, VDB

Range of years during which specimens were collected: 1955 - 2017

Accession No. (click for full details) County State Coll. Date Collector &
Collection No.
Herbarium &
Herbarium Name Used
31234100352358 Fayette Kentucky 06 Oct 1955 Mary E. Wharton
9596
EKY
Humulus japonicus
31234100352432 Knox Tennessee 08 Jun 1977 Henry R. DeSelm
EKY
Humulus japonicus
31234100352374 Franklin Kentucky 03 Aug 1978 Steven Rice
FR-149
EKY
Humulus japonicus
31234100352424 Davidson Tennessee 15 Aug 1978 Ronald L. Jones
2200
EKY
Humulus japonicus
N/A Franklin Kentucky 03 Aug 1978 Steven Rice
FR-149
EKY
Humulus japonicus
31234100352325 Clark Kentucky 01 Sep 2000 Timothy J. Weckman
6141
EKY
Humulus japonicus
31234100352408 Owen Kentucky 03 Oct 2003 R. L. Jones
9559
EKY
Humulus japonicus
31234100352341 Fayette Kentucky 05 Oct 1979 W. Meijer
EKY
Humulus japonicus
31234100352333 Fayette Kentucky 05 Oct 1979 W. Meijer
EKY
Humulus japonicus
31234100352390 Lee Kentucky 26 Aug 1994 Gary W. Libby
449
EKY
Humulus japonicus
BEREA011487 Lewis Kentucky
BEREA
Humulus japonicus
BEREA011482 Lee Kentucky
BEREA
Humulus japonicus
BEREA011486 Lewis Kentucky
BEREA
Humulus japonicus
BEREA011481 Fulton Kentucky
BEREA
Humulus japonicus
BEREA011485 Lewis Kentucky
BEREA
Humulus japonicus
BEREA011484 Lewis Kentucky
BEREA
Humulus japonicus
BEREA011488 Lewis Kentucky
BEREA
Humulus japonicus
BEREA011483 Lewis Kentucky
BEREA
Humulus japonicus
ETSU008232 Washington Tennessee
ETSU
Humulus japonicus
ETSU008231 Washington Tennessee
ETSU
Humulus japonicus
31973000008100 Pendleton Kentucky
KNK
Humulus japonicus
31973000008106 Lee Kentucky
KNK
Humulus japonicus
31973000008102 Lewis Kentucky
KNK
Humulus japonicus
31973000008104 Campbell Kentucky
KNK
Humulus japonicus
31973000008110 Pendleton Kentucky
KNK
Humulus japonicus
31973000008108 Kenton Kentucky
KNK
Humulus japonicus
31973000008109 Kenton Kentucky
KNK
Humulus japonicus
31973000008101 Lewis Kentucky
KNK
Humulus japonicus
31973000008103 Campbell Kentucky
KNK
Humulus japonicus
31973000008105 Breathitt Kentucky
KNK
Humulus japonicus
31973000008107 Campbell Kentucky
KNK
Humulus japonicus
MDKY00008539 Carter Kentucky
MDKY
Humulus japonicus
MDKY00008540 Breathitt Kentucky
MDKY
Humulus japonicus
TENN-V-0084628 Davidson Tennessee
TENN
Humulus japonicus
TENN-V-0192636 Robertson Tennessee
TENN
Humulus japonicus
TENN-V-0084635 Shelby Tennessee
TENN
Humulus japonicus
TENN-V-0084634 Shelby Tennessee
TENN
Humulus japonicus
TENN-V-0084629 Hancock Tennessee
TENN
Humulus japonicus
TENN-V-0084631 Knox Tennessee
TENN
Humulus japonicus
TENN-V-0084637 Washington Tennessee
TENN
Humulus japonicus
TENN-V-0084630 Knox Tennessee
TENN
Humulus japonicus
TENN-V-0084636 Tipton Tennessee
TENN
Humulus japonicus
TENN-V-0084632 Knox Tennessee
TENN
Humulus japonicus
TENN-V-0084633 Shelby Tennessee
TENN
Humulus japonicus
UCHT023462 Dickson Tennessee 08 Sep 2017 Roger McCoy
UCHT
Humulus japonicus
UCHT010355 Knox Tennessee
UCHT
Humulus japonicus
APSC0103384 Jefferson Kentucky
APSC
Humulus japonicus
APSC0058515 Martin Kentucky 13 Aug 1982 Max Medley
APSC
Humulus japonicus
APSC0058517 Lawrence Kentucky 07 Nov 1982 Max Medley
APSC
Humulus japonicus
APSC0103383 Jefferson Kentucky
APSC
Humulus japonicus
APSC0068347 Montgomery Tennessee 12 Sep 2016 Mason Brock
APSC
Humulus japonicus
APSC0057467 Franklin Kentucky 04 Sep 1979 Max Medley
APSC
Humulus japonicus
BRIT106503 Davidson Tennessee 31 Aug 1978 R. Kral
62646
VDB
Humulus japonicus
BRIT106501 Davidson Tennessee 31 Aug 1978 R. Kral
62646
VDB
Humulus japonicus
BRIT106502 Davidson Tennessee 31 Aug 1978 R. Kral
62646
VDB
Humulus japonicus
BRIT106504 Davidson Tennessee 31 Aug 1978 R. Kral
62646
VDB
Humulus japonicus
BEREA025245 Lewis Kentucky
BEREA
Humulus japonicus
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Plant Photos

Humulus japonicus - Milo Pyne
Humulus japonicus - Milo Pyne