The variable-leaved crestwort has pale green
translucent leaves, which are bilobed at the bottom of the stem but become notched or completely smooth (no notches and not bilobed) further up the stem. Shoots can be up to 3mm wide with the leaves being no more than 1.5mm in width and length. The plant has a strong scent.
Reproductive organs In the British Isles, it is often encountered in a fertile state. Structures for asexual reproduction (
gemmae) are also sometimes present on the edges of the leaves and bracts. ==British distribution==