Combination search
Looking for commercially available native plant species suitable to your state or region, try the Recommended Species page.
| scientific name | common name(s) | image gallery |
| Ipomopsis minutiflora | Littleflower Ipomopsis Small-flowered Gilia Small-flower Skyrocket Small-flower Standing-cypress | |
| Iris missouriensis | Rocky Mountain Iris Western Blue Flag | |
| Iris tenax | Toughleaf Iris Tough-leaf Iris Oregon Iris | |
| Iris tenax ssp. tenax | Oregon Flag Toughleaf Iris | |
| Isoetes bolanderi | Bolander Quillwort Bolander's Quillwort Pygmy Quillwort | |
| Isolepis cernua | Low Bulrush Low Lateral-bulrush | |
| Isoetes howellii | Howell's Quillwort | |
| Isoetes maritima | Coastal Quillwort Maritime Quillwort | |
| Isoetes minima | Midget Quillwort | |
| Isoetes nuttallii | Nuttall's Quillwort | |
| scientific name | common name(s) | image gallery |
