Hydrolea quadrivalvis

Family (Traditional)Hydroleaceae
Species:Hydrolea quadrivalvis Walter
Common NameWaterpod
Growth Habitforb
Plant Notes**
CharacteristicsArmaments: No; Milky Sap: No; Photosynthetic: Yes; Stipules: No; Woody Herbaceous: Herbaceous; Duration: Perennial; General Ecology: Mudflat; General Ecology: Terrestrial; Growth Habit: forb; Moisture Requirements: Hydric; Moisture Requirements: Wetland; Region of Origin: North America; Reproductive Phenology: June; Reproductive Phenology: July; Reproductive Phenology: August; Reproductive Phenology: September; Leaf Arrangement: alternate; Leaf Complexity: simple; Leaf Dissection: 0; Leaf Persistance: Deciduous; Leaflet Margins: entire; Leaflet Number: 0; Base Flower Color: Blue; Fruit Dehiscence: Yes; Fruit Type: Capsule; Fruit Wet/Dry: Dry; Overall Flower Symmetry: Actinomorphic; Petal Number: 5; Sporangium Arrangement: N/A
C value 7
StatusNative; AGCP (OBL), EMP (OBL) (NWPL); TN[S1] KY[S4] (State Rank); G5 (Global Rank)
Specimen(s) View and Download Specimen Details »

** Not applicable or data not available.

Currently no photos are available for this plant.

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
  • 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


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: Grundy (TN), Hamilton (TN), McNairy (TN), Montgomery (TN), Warren (TN)

Herbaria represented by specimen data listed below: APSC, EKY, TENN, UCHT

Range of years during which specimens were collected: 1965 - 1979

Accession No. (click for full details) County State Coll. Date Collector &
Collection No.
Herbarium &
Herbarium Name Used
TENN-V-0182692 Grundy Tennessee
Hydrolea quadrivalvis
APSC0021865 Montgomery Tennessee 26 Jul 1965 Snyder
Hydrolea quadrivalvis
APSC0021863 Grundy Tennessee
Hydrolea quadrivalvis
TENN-V-0182696 Warren Tennessee
Hydrolea quadrivalvis
TENN-V-0182695 McNairy Tennessee
Hydrolea quadrivalvis
UCHT024526 Hamilton Tennessee
Hydrolea quadrivalvis
APSC0021864 Hamilton Tennessee
Hydrolea quadrivalvis
UCHT024525 Hamilton Tennessee
Hydrolea quadrivalvis
UCHT024527 Hamilton Tennessee
Hydrolea quadrivalvis
31234100484953 Warren Tennessee 13 Sep 1979 Thomas S. Patrick
Hydrolea quadrivalvis
TENN-V-0182693 Hamilton Tennessee
Hydrolea quadrivalvis
TENN-V-0182694 Hamilton Tennessee
Hydrolea quadrivalvis
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