Plag - Pole
- Plagiobothrys acanthocarpus (Piper) I.M. Johnst.
- Plagiobothrys acanthocarpus (Piper) I.M. Johnst.
- Plagiobothrys arizonicus (A. Gray) Greene ex A. Gray
- Plagiobothrys arizonicus (A. Gray) Greene ex A. Gray
- Plagiobothrys arizonicus (A. Gray) Greene ex A. Gray var. catalinensis A. Gray
- Plagiobothrys arizonicus (A. Gray) Greene ex A. Gray var. catalinensis A. Gray
- Plagiobothrys asper Greene
- Plagiobothrys austiniae (Greene) I.M. Johnst.
- Plagiobothrys austiniae (Greene) I.M. Johnst.
- Plagiobothrys bracteatus (Howell) I.M. Johnst.
- Plagiobothrys bracteatus (Howell) I.M. Johnst.
- Plagiobothrys bracteatus (Howell) I.M. Johnst. var. aculeolatus (Piper) I.M. Johnst.
- Plagiobothrys bracteatus (Howell) I.M. Johnst. var. aculeolatus (Piper) I.M. Johnst.
- Plagiobothrys bracteatus (Howell) I.M. Johnst. var. aculeolatus (Piper) I.M. Johnst.
- Plagiobothrys bracteatus (Howell) I.M. Johnst. var. aculeolatus (Piper) I.M. Johnst.
- Plagiobothrys bracteatus (Howell) I.M. Johnst. var. bracteatus
- Plagiobothrys bracteatus (Howell) I.M. Johnst. var. bracteatus
- Plagiobothrys californicus (A. Gray) Greene
- Plagiobothrys californicus (A. Gray) Greene
- Plagiobothrys californicus (A. Gray) Greene var. fulvescens I.M. Johnst.
- Plagiobothrys californicus (A. Gray) Greene var. fulvescens I.M. Johnst.
- Plagiobothrys californicus (A. Gray) Greene var. gracilis I.M. Johnst.
- Plagiobothrys californicus (A. Gray) Greene var. gracilis I.M. Johnst.
- Plagiobothrys californicus (A. Gray) Greene var. ursinus (A. Gray) I.M. Johnst.
- Plagiobothrys californicus (A. Gray) Greene var. ursinus (A. Gray) I.M. Johnst.
- Plagiobothrys californicus (A. Gray) Greene var. ursinus (A. Gray) I.M. Johnst.
- Plagiobothrys californicus (A. Gray) Greene var. ursinus (A. Gray) I.M. Johnst.
- Plagiobothrys campestris Greene
- Plagiobothrys canescens Benth.
- Plagiobothrys canescens Benth. var. canescens
- Plagiobothrys canescens Benth. var. catalinensis (A. Gray) Jeps.
- Plagiobothrys canescens Benth. var. catalinensis (A. Gray) Jeps.
- Plagiobothrys chorisianus (Cham.) I.M. Johnst.
- Plagiobothrys chorisianus (Cham.) I.M. Johnst.
- Plagiobothrys chorisianus (Cham.) I.M. Johnst. var. chorisianus
- Plagiobothrys chorisianus (Cham.) I.M. Johnst. var. chorisianus
- Plagiobothrys chorisianus (Cham.) I.M. Johnst. var. hickmanii (Greene) I.M. Johnst.
- Plagiobothrys chorisianus (Cham.) I.M. Johnst. var. hickmanii (Greene) I.M. Johnst.
- Plagiobothrys chorisianus (Cham.) I.M. Johnst. var. hickmanii (Greene) I.M. Johnst.
- Plagiobothrys chorisianus (Cham.) I.M. Johnst. var. hickmanii (Greene) I.M. Johnst.
