Phaseolus polystachios

Characteristics
Dicots
Fabaceae
Phaseolus
Phaseolus polystachios (L.) Britton, Sterns & Poggenb.
Thicket Bean; Wild Bean; Bean Vine
vine - forb
8
**
Native TN[SNR] KY[S4S5] (State Rank) G5 (Global Rank)
Armaments
No
Base Flower Color
Pink; Purple; White
Carpel Number/Pistil
1
Duration
Perennial
Fruit Complexity
Simple
Fruit Dehiscence
No
Fruit Type
Legume
Fruit Wet/Dry
Wet
General Ecology
Terrestrial
Growth Habit
vine - forb
Leaf Arrangement
alternate
Leaf Complexity
compound
Leaf Dissection
1
Leaf Duration
deciduous
Leaf Fragrance
No
Leaf Petiole Type
petiolate
Leaf Type
broadleaf
Leaf Venation
pinnate; ternate
Leaflet Margins
entire; lobed
Leaflet Number
3
Moisture Requirements
Mesic
Natural Area Presence
PCSF; ObedWSR; LULA; LGS; GILES; GRSM; TRG
Ovary Position
Superior
Overall Flower Symmetry
Zygomorphic
Ovules per Carpel
>2
Parent Rock
Calcareous; Limestone
Perianth Present
Yes
Petal Number
5
Pistil Complexity
Simple
Pistil Number
1
Placentation Type
Parietal
Sepal Number
5
Soil Composition
Mineral
Soil pH
Alkaline
Stamen Number
10
Unconsolidated Rock
Yes
Woody Herbaceous
Herbaceous
View details of Herbarium specimens
** Not applicable or data not available.
Classification
Fabales
Phaseolus
Phaseolus polystachios (L.) Britton, Sterns & Poggenb. - Thicket Bean; Wild Bean; Bean Vine
Species Distribution Map

This species has been reported in the counties highlighted in the interactive distribution map below. Click on a county to display 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.

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
  • Interior River Valleys and Hills
    • Shawnee / Caseyville Hills
  • Mississippi Alluvial Plain
  • Mississippi Valley Loess Plains
Synonyms
Specimens and Distribution

Click on an Accession Number to view additional details about the specimen.

Range of years during which specimens were collected:

Plant Photos
Phaseolus polystachios - 21
Phaseolus polystachios - Tara Littlefield View Full Size
Phaseolus polystachios - 21
Phaseolus polystachios - Tara Littlefield View Full Size
Phaseolus polystachios - 21
Phaseolus polystachios - Tara Littlefield View Full Size
Phaseolus polystachios - 21
Phaseolus polystachios - Tara Littlefield View Full Size
Phaseolus polystachios - 21
Phaseolus polystachios - Tara Littlefield View Full Size
Phaseolus polystachios - 21
Phaseolus polystachios - Tara Littlefield View Full Size
Phaseolus polystachios - 19
Phaseolus polystachios - Theo Witsell View Full Size
Phaseolus polystachios - 19
Phaseolus polystachios - Theo Witsell View Full Size
Phaseolus polystachios - 19
Phaseolus polystachios - Theo Witsell View Full Size