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Erect Snoutbean

Rhynchosia tomentosa

Found in dry woodlands and forests, longleaf pine sandhills, barrens, edges, open areas. Weakley, Flora of the Southeastern United States (2025), South Central edition What its natural habitat tells you

36
Good

Native to Alabama. How scores work Is it native here?

Profile 94%

Height
Up to about 2.5 feet
Light
Full sun
Soil moisture
Dry to average
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At a glance

Life cycle
Perennial
Leaves
Deciduous
Bloom
June to September
Fruiting season
August to October

Not yet recorded · Spread

Recorded in 57 Alabama counties.

Natural habitats

Places it grows wild. Not a planting requirement. Each habitat page lists the plants and wildlife also found there.

1 of 3

Forests and woodlands

Trail on Little Kennesaw Mountain.
Named place / source context. Shown: Kennesaw Mountain National Battlefield Park, Georgia, a neighboring state.Trail on Little Kennesaw Mountain., Unidentified in HFC record, undated. Public domain. Source record.

Dry forests and woodlands

Forests and open woodlands on dry ridges and slopes, often oak or pine.

Sandhills

Dry, deep-sand ridges with longleaf pine and turkey oak, kept open by fire.

All habitats

Also found with this plant

Wildlife whose habitat models include habitats this plant grows in, in Alabama. Shared habitat, not food. 75 animals.

All wildlife of Alabama

Ecological relationships

Who uses this plant?

What these records mean

7CaterpillarsGenus host records with ranges including AL

Genus host records with ranges including AL · Rhynchosia

  • Anticarsia gemmatalisVelvetbean Caterpillar Moth
  • Cecropterus bathyllusSouthern Cloudywing
  • Cecropterus pyladesNorthern Cloudywing
  • Epargyreus clarusSilver-Spotted Skipper
  • Iridopsis defectariaBrown-Shaded Gray, Willow Looper
  • Omiodes indicataBean-Leaf Webworm Moth
  • Urbanus proteusLong-Tailed Skipper, Bean Leaf Roller
Shropshire & Tallamy 2025, Lepidoptera of North America north of Mexico, ZooKeys 1261 (ODbL)
0BeesSoutheastern regional records
0Specialist beesPollen specialists
4BirdsRecorded genus food-resource interactions; not a state feeding claim

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

  • Colinus virginianusNorthern Bobwhite
  • Columbina passerinaCommon Ground Dove
  • Zenaida asiaticaWhite-winged Dove
  • Zenaida macrouraMourning Dove
Hurlbert, Olsen, Sawyer & Winner 2021, Avian Diet Database, Scientific Data 8: 260 (CC0)

Direct food only: birds recorded eating this genus across North America. Caterpillars on host plants also feed nesting birds. NC Native Plant Society: butterfly gardening

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

Growing and identification

Plant details

Family
Fabaceae
Flower color
Yellow
Fruit begins
August
Fruit ends
October

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

Growing sources and scope
Also known as

Twining Snout Bean

Conservation status

Alabama rankSNR
Global rankG5
AL statusNot verified
Federal statusNot verified

Conservation source Global and federal source

In your garden

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Sources