Ranunculus ambigens

ClassificationDicots
FamilyRanunculaceae
Family (Traditional)Ranunculaceae
GenusRanunculus
Species:Ranunculus ambigens S. Watson
Common NameWaterplantain Spearwort
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: April; Reproductive Phenology: May; Reproductive Phenology: June; Leaf Arrangement: alternate; Leaf Arrangement: basal; Leaf Complexity: compound; Leaf Complexity: simple; Leaf Fragrance: No; Leaf Persistance: Deciduous; Base Flower Color: Yellow; Fruit Dehiscence: No; Fruit Type: Achene; Fruit Wet/Dry: Dry; Ovary Position: Superior; Overall Flower Symmetry: Actinomorphic; Perianth Present: Yes; Pistil Number: 6; Pistil Number: 7; Pistil Number: 8; Pistil Number: 9; Pistil Number: 10; Pistil Number: 11; Pistil Number: 12; Pistil Number: 13+; Placentation Type: Basal; Placentation Type: Marginal; Sexuality: monoclinous; Sporangium Arrangement: N/A; Stamen Number: 13+
C value 8
StatusNative; AGCP (OBL), EMP (OBL) (NWPL); TN[SNR] KY[S3] (State Rank); G4 (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
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: Boone (KY), Daviess (KY), Madison (KY), Meade (KY), Oldham (KY), Henry (TN), Rutherford (TN), Scott (TN), Sumner (TN), White (TN)

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

Range of years during which specimens were collected: 1987 - 2008

Accession No. (click for full details) County State Coll. Date Collector &
Collection No.		 Herbarium &
Herbarium Name Used
TENN-V-0098853 White Tennessee
TENN
Ranunculus ambigens
31234100719366 Daviess Kentucky L. Phillippe, R. Hannan
 EKY
Ranunculus ambigens
31234100613783 Madison Kentucky Darren A. Miller
 EKY
Ranunculus ambigens
31234100613759 Madison Kentucky Ronald L. Jones
 EKY
Ranunculus ambigens
31234100613791 Madison Kentucky Darren A. Miller
 EKY
Ranunculus ambigens
31234100613809 Scott Tennessee 23 Jul 1987 Ronald L. Jones
6141		 EKY
Ranunculus ambigens
TENN-V-0098851 Sumner Tennessee
TENN
Ranunculus ambigens
31973000017787 Boone Kentucky
KNK
Ranunculus ambigens
APSC0104572 Meade Kentucky
APSC
Ranunculus ambigens
APSC0104573 Meade Kentucky
APSC
Ranunculus ambigens
MTSU004457 Rutherford Tennessee 07 Apr 2008
MTSU
Ranunculus ambigens
31234100613767 Madison Kentucky Ronald L. Jones
 EKY
Ranunculus ambigens
31234100613775 Madison Kentucky Darren A. Miller
 EKY
Ranunculus ambigens
31973000017788 Boone Kentucky
KNK
Ranunculus ambigens
TENN-V-0098850 Scott Tennessee
TENN
Ranunculus ambigens
TENN-V-0098852 White Tennessee
TENN
Ranunculus ambigens
TENN-V-0099105 Henry Tennessee
TENN
Ranunculus ambigens
APSC0104571 Oldham Kentucky
APSC
Ranunculus ambigens
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