Iva imbricata is a North American species of flowering plant in the family Asteraceae known by the common names dune marsh-elder and seacoast marsh elder. It is native to Cuba, the Bahamas, and coastal areas of the United States from Texas to Virginia.Biota of North America Program 2014 county distribution mapTropicos, Iva imbricata Walter It is a low shrub, found on sand dunes and the upper beach. It is highly salt tolerant, often situated as the most seaward perennial plant. It is commonly planted along southeastern beaches.
I. imbricata is an important species for dune stabilization and can easily be propagated by cuttings.University of Florida, Mack Thetford & Debbie Miller. 2004. Propagation and Production of Seacoast Marshelder Leaves are 1-3 mm thick fleshy, 0.4-1.5 cm wide, 1.5-6 cm long, glabrous (or strigillose on faces), with mostly smooth margins, may be opposite toward apex and alternate from midstem on. It is mostly found in maritime environs, such as brackish marshes edges or dune faces and toes. Weakley, Alan S.; and Southeastern Flora Team. 2023. Flora of the southeastern United States. University of North Carolina Herbarium, North Carolina Botanical Garden, Chapel Hill, U.S.A. It sometimes grows up to 100 cm (40 inches) tall. It produces numerous flower heads in elongated arrays, each head with 2-17 disc flowers but no ray flowers, outer phyllaries have distinct involucres 4-7 mm high.Flora of North America Iva imbricata Walter, Fl. Carol. 232. 1788.
References
External links Iva imbricata at Carolina Nature. Atlas of Florida Vascular Plants Alabama Plant Atlas