Petalophyllum ralfsii

Petalophyllum ralfsii
Scientific classification
Kingdom: Plantae
Division: Marchantiophyta
Class: Jungermanniopsida
Order: Fossombroniales
Family: Petalophyllaceae
Genus: Petalophyllum
Species:
P. ralfsii
Binomial name
Petalophyllum ralfsii

Petalophyllum ralfsii, commonly known as petalwort, is a species of liverwort in the order Fossombroniales. It is a small green bryophyte that occurs in the Mediterranean region as far east as Turkey, and along the Atlantic coast of Europe as far as north-western Scotland. It grows primarily on moist sand dunes.