CCDB is a community resource. If you are aware of any missing data or if any of the counts are erroneous please submit it to the forms submit new counts, or report erroneous counts.
CCDB → Angiosperms → Cyperaceae → Rhynchospora → Rhynchospora brownii subsp. americana Guagl.
| Name | Accepted Name | Gametophytic(n) | Sporophytic(2n) | Data Source | reference | ||
| Rhynchospora brownii subsp. americana Guagl. | Rhynchospora rugosa subsp. americana (Guagl.) Govaerts | 36 | IPCN online | Vanzela, A. L. L., M. Luceño & M. Guerra. 2000. Karyotype evolution and cytotaxonomy in Brazilian species of Rhynchospora Vahl (Cyperaceae). Bot. J. Linn. Soc. 134: 557–566. |