| Scientific Name: | Lemna minor |
| Common Name: | common duckweed |
| Family Name: | Araceae |
| Origin: | Australia / New Zealand, North America, South Asia / India |
| Hardiness Zone: | Zone 4: (-34 to -29 °C) |
| Plant Type: | Annual, Weed (horticultural) |
| Mature Size: | < 0.1m x 4 - 5m (height x width) |
| Habit: | Spreading |
| Form: | Creeping / Mat-like |
| Texture: | Fine |
| Landscape Uses: | Aquatic - ponds, Wetland - bogs, Wildlife food |
| Exposure: | Full sun |
| Soil or Media: | Bog |
| Leaves: | Simple, Lobed, Whorled, Succulent, Lustrous, Elliptic, Obovate, Ovate |
| Flowers: | Flowers solitary, White, Green-yellow, May-Jun-Jul |
| Fruit: | Achene, Green-yellow, Jul-Aug |
| Key ID Features: | |
| Floating aquatic weed; fronds 2-6mm long, succulent, flat and circular, similar in appearance to squashed peas, un-stalked but with thin adventitious roots arising from the blade. | |