Goodenia radicans, commonly known as remuremu, swampweed, bonking grass, or its former botanical name Selliera radicans,[1] is a creeping, herbaceous plant species found in New Zealand, Australia and Chile. It is the most observed Goodenia on iNaturalist in New Zealand, and is indigenous to New Zealand and Australia.[2] Only one other Goodenia is native to New Zealand, the severely range-restricted Goodenia heenanii.
A low-lying herb with short green leaves, which forms matted patches. It bears small white flowers.[3] G. radicans can grow to a height of and spread to wide. The shiny, narrow leaves can be up to long, and have a spoon shape. Small, fan-shaped white flowers are produced in summer.[4] It has been hypothesised to be the main host plant for the moth species Asaphodes frivola.