| Plant Habit: | Herb/Forb |
| Life cycle: | Perennial |
| Sun Requirements: | Full Sun Full Sun to Partial Shade |
| Water Preferences: | In Water |
| Minimum cold hardiness: | Zone 3 -40 °C (-40 °F) to -37.2 °C (-35) |
| Maximum recommended zone: | Zone 11 |
| Leaves: | Evergreen |
| Fruit: | Indehiscent Other: Submerged, leathery, club-shaped fruits each contain 1 to 2 seeds |
| Fruiting Time: | Late summer or early fall Fall |
| Flowers: | Inconspicuous |
| Flower Color: | Other: Reddish-purple to maroon; green reverse |
| Bloom Size: | Under 1" |
| Flower Time: | Late spring or early summer Summer |
| Underground structures: | Rhizome |
| Suitable Locations: | Bog gardening |
| Resistances: | Humidity tolerant |
| Pollinators: | Beetles Wind |
![Date: c. 1803
illustration [as by Hydropeltis purpurea] P. J. Redouté from Mic](/pics/2022-11-04/scvirginia/8dc8c7-250.jpg "Date: c. 1803
illustration [as by Hydropeltis purpurea] P. J. Redouté from Mic")
