Sagittaria rigida

ClassificationMonocots
FamilyAlismataceae
Family (Traditional)Alismataceae
GenusSagittaria
Species:Sagittaria rigida Pursh
Common NameSessilefruit Arrowhead
Growth Habitforb
Plant Notes**
CharacteristicsArmaments: No; Milky Sap: No; Photosynthetic: Yes; Stipules: No; Woody Herbaceous: Herbaceous; Duration: Perennial; General Ecology: Aquatic; General Ecology: Mudflat; Growth Habit: forb; Moisture Requirements: Hydric; Moisture Requirements: Wetland; Region of Origin: North America; Reproductive Phenology: July; Reproductive Phenology: August; Reproductive Phenology: September; Reproductive Phenology: October; Leaf Arrangement: basal; Leaf Complexity: simple; Leaf Dissection: 0; Leaf Fragrance: No; Leaf Persistance: Deciduous; Leaf Petiole Type: petiolate; Leaf Type: broadleaf; Leaf Venation: one-veined; Leaf Venation: palmate; Leaflet Margins: entire; Leaflet Number: 0; Anther Type: Basifixed; Base Flower Color: White; Carpel Number/Pistil: 1; Fruit Dehiscence: Yes; Fruit Type: Achene; Fruit Type: Follicle; Fruit Wet/Dry: Dry; Hypanthium Present: No; Inflorescence Position: terminal; Inflorescence Types: panicle/thyrse; Inflorescence Types: raceme; Ovary Position: Superior; Overall Flower Symmetry: Actinomorphic; Perianth Present: Yes; Petal Fusion: No; Petal Number: 3; Pistil Complexity: Simple; Pistil Number: 13+; Placentation Type: Basal; Sepal Fusion: No; Sepal Number: 3; Sexuality: monoecious; Sporangium Arrangement: N/A; Stamen Number: 7; Stamen Number: 8; Stamen Number: 9; Stamen Number: 10; Stamen Number: 11; Stamen Number: 12; Stamen Number: 13+; Tepal Number: N/A
C value 7
StatusNative; AGCP (OBL), EMP (OBL) (NWPL); TN[S1] KY[S1] (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
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: Clinton (KY), Edmonson (KY), Montgomery (TN)

Herbaria represented by specimen data listed below: APSC, UTM

Range of years during which specimens were collected: 1988 - 1988

Accession No. (click for full details) County State Coll. Date Collector &
Collection No.		 Herbarium &
Herbarium Name Used
APSC0045761 Montgomery Tennessee
APSC
Sagittaria rigida
APSC0045760 Montgomery Tennessee
APSC
Sagittaria rigida
APSC0050295 Edmonson Kentucky 14 Sep 1988 Landon McKinney
 APSC
Sagittaria rigida
APSC0068060 Clinton Kentucky
APSC
Sagittaria rigida
APSC0045758 Montgomery Tennessee
APSC
Sagittaria rigida
APSC0085778 Edmonson Kentucky
APSC
Sagittaria rigida
APSC0045759 Montgomery Tennessee
APSC
Sagittaria rigida
UTM00144 Kentucky
UTM
Sagittaria rigida
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