| Scientific Name: | Marchantia polymorpha |
| Common Name: | thalloid liverwort, lung liverwort |
| Family Name: | Marchantiaceae |
| Origin: | Africa, Australia / New Zealand, Central / west Asia, Central America, Europe, Mexico, North America, S.E. Asia / Japan / China, South America, South Asia / India |
| Hardiness Zone: | Zone 7: (-18 to -12 °C) |
| Plant Type: | Herbaceous perennial, Weed (horticultural) |
| Mature Size: | < 0.1m x < 0.1m (height x width) |
| Habit: | Spreading |
| Form: | Creeping / Mat-like |
| Texture: | Medium - fine |
| Landscape Uses: | |
| Exposure: | Filtered shade, Deep shade |
| Soil or Media: | |
| Leaves: | Lobed, Basal, Succulent, Glabrous, Spatulate, Other, Palmately lobed |
| Flowers: | |
| Fruit: | Sporangium (spores), Green |
| Key ID Features: | |
| Ground covering weed in moist shade or on media surface of overwatered potted plants; thallus thick, flattened, lobed to almost ruffled; gemmae like eggs in cup-like nest; female gametophyte 'palm tree' like; male gametophyte also stalked but with a flat top. | |