Listed as Endangered by the State of Florida and the USFWS.  This is a rare plant endemic to one panhandle county and should only be acquired from rep , Tolerance, Not salt tolerant of inundation by salty or brackish water. Low/no tolerance of salty wind or direct salt spray , Habitat, Sandhill. Seen in open sandhill at Appalachicola Bluffs and Ravines Preserve. Upper edges of steepheads in the transition to sandhills, edges of pin , Did You Know?, Aroma, fragrance, Showy flowers, Interesting foliage Attracts many pollinators, especially bees.

Each stem has soft, fleshy green flanges running longitudinally down its length. When winter weather brings ice, the stems exude water that freezes in , Tolerance, Not salt tolerant of inundation by salty or brackish water. Low/no tolerance of salty wind or direct salt spray , Habitat, Moist forest edges. , Did You Know?, Showy flowers Attracts native bees. Nectar source for butterflies.

Don't confuse this native with the non-native tropical or scarlet milkweed (Asclepias curassavica), that is often sold in big box stores, which has re , Tolerance, Not salt tolerant of inundation by salty or brackish water. Low/no tolerance of salty wind or direct salt spray , Considertions, Toxic. , Wildlife, Larval host plant for monarch (Danaus plexippus) and queen (Danaus gilippus) butterflies; possible larval host of soldier (Danaus eresimus) butterflie , Habitat, Wet flatwoods, savannas, marshes, swamps , Did You Know?, Showy flowers Larval host plant for monarch (Danaus plexippus) and queen (Danaus gilippus) butterflies; possible larval host of soldier (Danaus eresi

The range of this species is primarily the coastal plain from Texas to North Carolina. A second subspecies (subsp. greenmanii) occurs in the Florida P , Tolerance, Not salt tolerant of inundation by salty or brackish water. Unknown , Considertions, All parts of this plant are poisonous if ingested.  Bruised leaves may produce a rash on bare skin , Habitat, Marshes, wet flatwoods, wet prairies, seepage slopes, edges of cypress wetlands, ditches , Did You Know?, Showy flowers Host plant for black swallowtail. Attracts generalist pollinators.