Purple Flag 
Purple flag 
River Lily 
Rocky Mountain iris 
Romulea bulbocodium 
Romulea fischeri 
Romulea nivalis 
Saffron crocus 
Short Purple-Flag 
Siberian iris 
Snake's-head Iris 
Southern Dwarf-Iris 
Spanish iris 
Spring Crocus 
Stinking Iris 
Syrian Iris 
Tough-leaved iris 
Trimezia juncifolia 
Trimezia sabini 
Two-flowered Iris 
Vartan's Iris 
Virginia Iris 
Western Blue-eyed Grass 
Winter Saffron