| TITLE (opens new window) | DESCRIPTION |
| Floristic Ratings |
Coefficient of Conservatism = 8 Wetland Indicator = OBL |
| Josh Sulman's Key to the Genus Sparganium |
Interactive key with photos and descriptions |
| USDA Plants Database |
Federal Distribution and detailed information including photos |
| USDA Agricultural Research Service (ARS) |
Images of seeds, fruits, embryos, etc. |
| USDA Agricultural Research Service (ARS) |
Images of seeds, fruits, embryos, etc. |
| USDA Agricultural Research Service (ARS) |
Images of seeds, fruits, embryos, etc. |
| USDA Agricultural Research Service (ARS) |
Images of seeds, fruits, embryos, etc. |
| USDA Agricultural Research Service (ARS) |
Images of seeds, fruits, embryos, etc. |
| Dan Tenaglia's The Missouri Flora |
Fabulous photographs; detailed descriptions; color and leave arrangement key. |
| David G. Smith's "Delaware Wilflowers" |
Beautiful photographs; descriptions |