Longsepal false dragonhead (Physostegia longisepala)
Same genus
- Narrowleaf false dragonhead (Physostegia angustifolia)
- Correll's false dragonhead (Physostegia correllii)
- Finger false dragonhead (Physostegia digitalis)
- Godfrey's false dragonhead (Physostegia godfreyi)
- Slender false dragonhead (Physostegia intermedia)
- Ledingham's false dragonhead (Physostegia ledinghamii)
- Slenderleaf false dragonhead (Physostegia leptophylla)
- Western false dragonhead (Physostegia parviflora)