Ranunculus longirostris

Family (Traditional)Ranunculaceae
Species:Ranunculus longirostris Godr.
Common NameLongbeak Buttercup
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: May; Reproductive Phenology: June; Reproductive Phenology: July; Reproductive Phenology: August; Reproductive Phenology: September; 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; Placentation Type: Basal; Placentation Type: Marginal; Sexuality: monoclinous; Sporangium Arrangement: N/A
C value 6
StatusNative; AGCP (OBL), EMP (OBL) (NWPL); TN[SNR] KY[S2?] (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


SynonymFull Citation
Batrachium circinatum Batrachium circinatum (Sibthorp) Reichenb.
Batrachium circinatum subsp. subrigidum Batrachium circinatum subsp. subrigidum (W. Drew) A. Löve & D. Löve
Batrachium flaccidum Batrachium flaccidum (Pers.) Rupr.
Batrachium longirostre Batrachium longirostre (Godr.) F.W. Schultz
Batrachium porteri Batrachium porteri (Britt.) Britt.
Batrachium trichophyllum Batrachium trichophyllum (Chaix) F.W. Schultz
Ranunculus amphibius Ranunculus amphibius James
Ranunculus aquatilis var. calvescens Ranunculus aquatilis var. calvescens (W. Drew) L. Benson
Ranunculus aquatilis var. capillaceus Ranunculus aquatilis var. capillaceus (Thuill.) DC.
Ranunculus aquatilis var. diffusus Ranunculus aquatilis var. diffusus With.
Ranunculus aquatilis var. harrisii Ranunculus aquatilis var. harrisii L. Benson
Ranunculus aquatilis var. lalondei Ranunculus aquatilis var. lalondei L. Benson
Ranunculus aquatilis var. longirostris Ranunculus aquatilis var. longirostris (Godr.) Lawson
Ranunculus aquatilis var. porteri Ranunculus aquatilis var. porteri (Britt.) L. Benson
Ranunculus aquatilis var. subrigidus Ranunculus aquatilis var. subrigidus (W. Drew) Breitung
Ranunculus aquatilis var. trichophyllus Ranunculus aquatilis var. trichophyllus (Chaix) Gray
Ranunculus circinatus Ranunculus circinatus auct. non Sibthorp
Ranunculus circinatus var. subrigidus Ranunculus circinatus var. subrigidus (W. Drew) L. Benson
Ranunculus flaccidus Ranunculus flaccidus Pers.
Ranunculus longirostris Ranunculus longirostris Godr.
Ranunculus porteri Ranunculus porteri
Ranunculus subrigidus Ranunculus subrigidus W. Drew
Ranunculus trichophyllus var. calvescens Ranunculus trichophyllus var. calvescens W. Drew
Ranunculus trichophyllus var. trichophyllis Ranunculus trichophyllus var. trichophyllis Chaix
Ranunculus trichophyllus var. trichophyllus Ranunculus trichophyllus var. trichophyllus
Ranunculus trichophyllus var. typicus Ranunculus trichophyllus var. typicus W. Drew
Ranunculus usneoides Ranunculus usneoides Greene

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: Bourbon (KY), Fayette (KY), Harrison (KY), Jefferson (KY), Davidson (TN), Montgomery (TN), Robertson (TN)

Herbaria represented by specimen data listed below: APSC, TENN

Range of years during which specimens were collected: 1949 - 2017

Accession No. (click for full details) County State Coll. Date Collector &
Collection No.
Herbarium &
Herbarium Name Used
TENN-V-0099117 Robertson Tennessee
Ranunculus longirostris
TENN-V-0099116 Montgomery Tennessee
Ranunculus longirostris
TENN-V-0099114 Davidson Tennessee
Ranunculus longirostris
TENN-V-0099115 Davidson Tennessee
Ranunculus longirostris
APSC0085470 Harrison Kentucky 15 Apr 2017 Mason Brock
Ranunculus longirostris
APSC0006068 Davidson Tennessee 11 May 1979 Paul Somers
Ranunculus longirostris
APSC0070743 Fayette Kentucky 30 May 1984 Max Medley
Ranunculus longirostris
APSC0119644 Jefferson Kentucky
Ranunculus longirostris
APSC0006065 Robertson Tennessee 31 May 1979 Edward Chester
Ranunculus longirostris
APSC0010007 Montgomery Tennessee 26 May 1979 Edward Chester
Ranunculus longirostris
APSC0006066 Montgomery Tennessee 11 Sep 1949 Alfred Clebsch
Ranunculus longirostris
APSC0006067 Montgomery Tennessee 26 May 1979 Edward Chester
Ranunculus longirostris
APSC0006064 Robertson Tennessee 11 May 1979 Edward Chester
Ranunculus longirostris
APSC0010024 Bourbon Kentucky 12 May 2013 Mason Brock
Ranunculus longirostris
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