Doubleform Snoutbean
Rhynchosia difformis
Found in longleaf pine sandhills, other dry woodlands. Weakley, Flora of the Southeastern United States (2025), Florida edition What its natural habitat tells you
Native to Florida. How scores work Is it native here?
Profile 76%
- Light
- Partial shade, Full sun
- Soil moisture
- Dry to moist
No photograph yet. Looking for an old drawing…
At a glance
- Life cycle
- Perennial
- Bloom
- June to August
- Fruiting season
- July to October
Not yet recorded · Height · Spread · Leaves
Height: NC species account not read yet.
Spread and leaves: no source found yet.
Recorded in 29 Florida counties.
Natural habitats
Places it grows wild. Not a planting requirement. Each habitat page lists the plants and wildlife also found there.
Dry, deep-sand ridges with longleaf pine and turkey oak, kept open by fire.
Forests and open woodlands on dry ridges and slopes, often oak or pine.
Also found with this plant
Wildlife whose habitat models include habitats this plant grows in, in Florida. Shared habitat, not food. 79 animals.
- Northern CardinalCardinalis cardinalis
- Northern FlickerColaptes auratus
- Northern MockingbirdMimus polyglottos
- Orange-crowned WarblerVermivora celata
- Orchard OrioleIcterus spurius
- OspreyPandion haliaetus
- Pileated WoodpeckerDryocopus pileatus
- Pine SiskinCarduelis pinus
- Pine WarblerDendroica pinus
- Prairie WarblerDendroica discolor
- Purple FinchCarpodacus purpureus
- Red-bellied WoodpeckerMelanerpes carolinus
- Red-cockaded WoodpeckerPicoides borealis
- Red-headed WoodpeckerMelanerpes erythrocephalus
- Red-tailed HawkButeo jamaicensis
- Red-winged BlackbirdAgelaius phoeniceus
- Ruby-crowned KingletRegulus calendula
- Ruby-throated HummingbirdArchilochus colubris
- Sharp-shinned HawkAccipiter striatus
- Spotted SandpiperActitis macularius
- Swallow-tailed KiteElanoides forficatus
- Tufted TitmouseBaeolophus bicolor
- Turkey VultureCathartes aura
- White-crowned SparrowZonotrichia leucophrys
Who uses this plant?
11CaterpillarsGenus host records with ranges including FL
Genus host records with ranges including FL · Rhynchosia
- Anticarsia gemmatalisVelvetbean Caterpillar Moth
- Cecropterus bathyllusSouthern Cloudywing
- Cecropterus pyladesNorthern Cloudywing
- Epargyreus clarusSilver-Spotted Skipper
- Hemiargus ceraunusCeraunus Blue, Antillean Blue
- Iridopsis defectariaBrown-Shaded Gray, Willow Looper
- Leptotes cassiusCassius Blue, Tropical Striped Blue
- Omiodes indicataBean-Leaf Webworm Moth
- Urbanus proteusLong-Tailed Skipper, Bean Leaf Roller
- Exelastis montischristi
Show all 11
- Exelastis rhynchosiae
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
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
Plant details
- Family
- Fabaceae
- Flower color
- Orange or yellow
- Fruit begins
- July
- Fruit ends
- October
Safety has not been reviewed for this plant; check toxicity and thorns before planting.
Growing sources and scope
- Bloom · “June to August” · Weakley, Flora of the Southeastern United States (2025), Carolinas & Georgia edition · Carolinas and Georgia
- Flower color · “Orange or yellow” · Lady Bird Johnson Wildflower Center
- Fruit begins · “July” · Weakley, Flora of the Southeastern United States (2025), Carolinas & Georgia edition · Carolinas and Georgia
- Fruit ends · “October” · Weakley, Flora of the Southeastern United States (2025), Carolinas & Georgia edition · Carolinas and Georgia
- Life cycle · “Perennial” · Lady Bird Johnson Wildflower Center
- Light · “Partial shade; Full sun (documented habitat)” · Weakley, Flora of the Southeastern United States (2025), Carolinas & Georgia edition · Carolinas and Georgia
- Soil · “Dry; Moist (documented habitat)” · Weakley, Flora of the Southeastern United States (2025), Carolinas & Georgia edition · Carolinas and Georgia
Conservation status
| Florida rank | S4S5 |
|---|---|
| Global rank | G5? |
| FL status | Not verified |
| Federal status | Not verified |
Will it fit your yard?
Check this plant against your county, sun and soil moisture. Conditions are checked in your browser.
Sources
- Atlas of Florida Plants
- USDA PLANTS
- Vascular Plants of North Carolina (NC Natural Heritage Program)
- Weakley, Flora of the Southeastern United States (2025), Florida edition
- NatureServe Explorer
- Shropshire & Tallamy 2025, Lepidoptera of North America north of Mexico, ZooKeys 1261 (ODbL)
- Noori, Seltmann & Orr 2026, A curated and integrated dataset for exploring global bee-plant interactions (GloBI), Zenodo, CC BY 4.0
- Smith, Bachelder, Russell, Morales, Mosher & Seltmann 2024, Bee-Specialization-Modeling v0.6.1 (specialist host table compiled from J. Fowler's pollen specialist bee lists), Zenodo, CC BY 4.0
- Hurlbert, Olsen, Sawyer & Winner 2021, Avian Diet Database, Scientific Data 8: 260 (CC0)
- Narango, Tallamy & Shropshire 2020, Few keystone plant genera support the majority of Lepidoptera species, Nature Communications

























