The silvery undersides of the leaves are striking. Erroneously listed as a host for palamedes swallowtail butterflies. Palamedes swallowtails only fee , Tolerance, Tolerant of inundation with brackish water Low/no tolerance of salty wind or direct salt spray , Wildlife, Seeds are eaten by woodpeckers, kingbirds, red-eyed vireos, mockingbirds, robins, thrushes, crows, cardinals, squirrels, mice among others. Deer brows , Habitat, Bay swamp, forested seep slopes, floodplains of small streams, low flatwoods where fire has been excluded. , Did You Know?, Aroma, fragrance, Showy flowers, Showy fruits, Interesting foliage, Hurricane wind resistance Larval host plant for Eastern tiger swallowtail (Pterou

The genus name honors the English botanist William Vernon, who did fieldwork in North America. Back of a moist wildflower garden. Can also use on the , Tolerance, Not salt tolerant of inundation by salty or brackish water. Some tolerance to salty wind but not direct salt spray. , Habitat, Exposed sand and gravel bars of streams during low water, stream banks, hydric to wet mesic pine flatwoods. Rich soils. Ruderal. , Did You Know?, Showy flowers Nectar attracts butterflies and native beens.  Larval host for spring azure butterfly.