Water-primrose look-alikes

Water-primrose look-alikes

Common water-primrose look-alikes

Review these native ludwigia species that can be mistaken for invasive water primrose. Note that native ludwigia plants have flowers with four petals and/or four sepals. Click on each photo for descriptions.

A yellow, four-petaled flower of the Ludwigia alternifolia plant, with its slender, long leaves in the background.

Two brown stems, each bearing several cube-shaped brown seed pods, each with a small, round hole in the top.

A stem with two small, greenish-yellow, four-petaled flowers in parallel positions, each nestled between the stem and a narrow, long leaf.

Looking down at the top of a many-stemmed Ludwigia palustris plant with leaves in patterns of four around the stem.

A small, spherical, green seed pod with four sepals nestled between a stem and a narrow leaf.

Green stems and narrow, long leaves of Ludwigia polycarpa, with three seed boxes visible near the lower center of the photo.

A green stem with a few narrow leaves and a small, petal-less flower with a yellowish pistil and stamens emerging from the center.