Quercus

Western Sampson's-snakeroot

Orbexilum pedunculatum

Native to Kentucky (estimated)

Ecological relationships

Who uses this plant?

2CaterpillarsGenus host records with ranges including KY

Genus host records with ranges including KY · Orbexilum

  • Cyclophora pendulinariaSweetfern Geometer
  • Grapholita orbexilanaCherry Fruit Worm
Shropshire & Tallamy 2025, Lepidoptera of North America north of Mexico, ZooKeys 1261 (ODbL)
2BeesSoutheastern regional records
0Specialist beesPollen specialists
1BirdsRecorded genus food-resource interactions; not a state feeding claim

Recorded genus food-resource interactions; not a state feeding claim · Psoralea

  • Perdix perdixGray Partridge
Hurlbert, Olsen, Sawyer & Winner 2021, Avian Diet Database, Scientific Data 8: 260 (CC0)

No records yet · Ants · Beetles · Flies · Adult butterflies / moths · Other wasps · Other insects

Growing and identification

Plant details

Family
Fabaceae
Flower color
Purple

Safety has not been reviewed for this plant; check toxicity and thorns before planting.

Growing sources and scope
Also known as

Psoralea psoralioides var. eglandulosa; Sampsons Snakeroot; Western Sampson's snakeroot

Conservation status

Kentucky rankS4?
Global rankNot available
KY statusNot verified
Federal statusNot verified

Conservation source

In your garden

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Sources