Cotula squalida 'New Zealand' (Brass Buttons)

Cotula squalida 'New Zealand', commonly known as Brass Buttons, is an aquatic plant native to New Zealand. It is a low-growing perennial with small, button-like yellow flowers that bloom from spring to summer. The leaves are bright green and fern-like. This plant forms a dense mat and is commonly used in water gardens and as a ground cover in moist areas.