Ricefield Flatsedge (Cyperus iria L.)
↑Range - Expand
| Legend | Color |
| Introduced | |
| Introduced or Not Present |
This tentative map is based on our own research. It may have limited data on Canada and/or Mexico, and there is some subjectivity in our assignment of plants as introduced vs. expanded. Read more in this blog post.
Although this plant occurs somewhere in each of these regions, it may only occur in a small part of some or all of them.
↑Related Plants
This species is closely related to a number of sedges, including both native and introduced ones. According to Bauters et al. (2014) it may be closest-related to the native Baldwin's flatsedge (Cyperus croceus), and also closely related to the spikesedges, which are sometimes called Kyllinga.
↑Links & External Resources
• Cyperus iria (ricefield flatsedge) | USDA PLANTS Database (About This Site)
• Cyperus iria | Go Botany (About This Site)
• Cyperus iria | Biota of North America Project (BONAP) (About This Site)
• Cyperus iria | NatureServe Explorer (About This Site)
• Cyperus iria | Flora of North America (About This Site)
• Ricefield Flatsedge | Maryland Biodiversity Project (About This Site)
• Cyperus iria L. (Rice-field Flatsedge) | Digital Atlas of the Virginia Flora (About This Site)

