The genus name honors the English botanist William Vernon, who did fieldwork in North America. Moist wildflower garden. Also useful to naturalize alo , Tolerance, Not salt tolerant of inundation by salty or brackish water. Some tolerance to salty wind but not direct salt spray. , Habitat, Hydric to moist savannas, openings along streams, wet pastures, floodplains, bluffs, bay swamps. , Did You Know?, Showy flowers Nectar attracts native bees and butterflies.  Larval host for Spring azure.

There are two color morphs: green and silver. Silver is associated with the east coast, but may occur anywhere within the range.  It is typically larg , Tolerance, Tolerant of occasional/brief inundation such as can occur in storm surges. Moderate. Tolerant of salty wind and may get some salt spray. Exposure t , Considertions, Be sure to plan for enough room for this spreading plant. , Wildlife, Palmetto berries are important bear food. More than 100 bird species, 27 mammals, 25 amphibians, 61 reptiles, and countless insects use it as food and , Habitat, Mesic flatwoods, wet flatwoods, dry flatwoods, scrubby flatwoods, scrub, hardwood hammock. Generally absent from cleared sites even after abandonment , Did You Know?, Showy flowers, Interesting foliage, Thorns, Hurricane wind resistance Larval host plant for monk skipper (Asbolis capucinus) and palmetto skipper (Eu