Petalophyllum preissii
| Lettuce liverwort | |
|---|---|
Nationally Critical (NZ TCS) | |
| Scientific classification | |
| Kingdom: | Plantae |
| Division: | Marchantiophyta |
| Class: | Jungermanniopsida |
| Order: | Fossombroniales |
| Family: | Petalophyllaceae |
| Genus: | Petalophyllum |
| Species: | P. preissii
|
| Binomial name | |
| Petalophyllum preissii Lehm.
| |
Petalophyllum preissii, the lettuce liverwort, is a species of liverwort that is the type species of the family Petalophyllaceae. It is found in Australia and New Zealand, and is at risk of extinction in both countries.