Creeping Water Primrose (Ludwigia peploides glabrescens) can spread aggressively in shallow wetlands and muddy areas. Raven – floating primrose-willow Subspecies: Ludwigia peploides (Kunth) P.H. glabrescens (Kuntze) P.H. Water primrose is a species of flowering plant in the evening primrose family known by the common names floating primrose-willow and creeping water primrose. Ludwigia peruviana is commly found growing in swamps, lakes and pond margins nearly throughout Florida. Ludwigia alternifolia. Peruvian primrose-willow. Floating primrose-willow, Ludwigia peploides, a Class A noxious weed in Washington, looks very similar, and they can be very difficult to tell apart - even for experts. Ludwigia spp. glabrescens (Kuntze) P.H. Ludwigia peploides is morphologically similar to another noxious water-primrose in Washington State, L. hexapetala. Ludwigia peploides ssp. Ludwigia L. – primrose-willow Species: Ludwigia peploides (Kunth) P.H. It is potentially invasive. USDA, NRCS. They are native to tropical … Its growth is favoured by water eutrophication but the plant is able to develop in oligotrophic environments. Used with permission. Ludwigia peruviana. Foliage Leaves are alternately arranged and vary in shape and size, from lanceolate to ovate. Aquatic Botany. Species Overview. Habitat It is native to many parts of the Americas, but it can be found on many continents and spreads easily to become naturalized. It is potentially invasive. It is difficult to distinguish between the non-native species of Ludwigia and they are often incorrectly labelled so it may be necessary to seek expert advice. Rejmankova, E. 1992. 43(3): 143-148. Appearance Ludwigia peploides is a perennial herbaceous plant of wetlands whose sprawling stems usually grow flat along mud or the surface of the water. Ludwigia peploides - Creeping Water Primrose, Floating Primrose-Willow, Water-primrose.Ludwigia (Primrose-willow) is a large genus with over 80 species worldwide - it is found on every continent except Antartica. The water primrose bears bright yellow flowers but can cause havoc if released in the wild. "Ecology of creeping macrophytes with special reference to Ludwigia peploides (H.B.K) Raven". Raven – floating primrose-willow Illustration courtesy of University of Florida/IFAS Center for Aquatic and Invasive Plants. They can only be differentiated when flowering: L. peploides flowering stems typically grow prostrate and the petals are usually 1-1.5 cm and the anthers are 1-1.7 mm whereas L. hexapetala flowering stems grow erect and its petals Raven ssp. 2018. More on invasiveness: L. peploides is an amphibious plant living in ponds, lakes, ditches, channels and slow-running rivers as well as in humid meadows.It shows a high tolerance to different water levels. It is native to parts of Australia, New Zealand, North America, and South America. 90(2): 143-148. Aquatic Botany. Ludwigia linearis. If you need help with plant identification, please contact your county noxious weed coordinator. Nonnative to Florida FISC Category 1 Invasive. "Sexual reproduction of two alien invasive Ludwigia (Onagraceae) on the middle Loire River, France". What is Water Primrose? A non-native invasive plant.Originally introduced as an ornamental and water garden plant. ... Data Team, Greensboro, NC 27401-4901 USA. Raven ... Non-Native Invasive Plants of the City of Alexandria, Virginia . Physical Characteristics Leaves: ... Ludwigia peploides. Ludwigia glandulosa. In shallow wetlands and muddy areas pond margins nearly throughout Florida,.... Glabrescens ) can spread aggressively in shallow wetlands and muddy areas New Zealand, America! Spread aggressively in shallow wetlands and muddy areas wetlands whose sprawling stems grow! 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