The Phrymaceae, or lopseed family, is distinguished by the following:
- Habitat: Diverse, including moist or wet areas such as streambanks, meadows, and woodland areas.
- Leaves: Simple and opposite
- Inflorescence: Spike or raceme, or solitary, axillary flowers
- Flowers: Often bilaterally symmetrical, consist of five united sepals and 5 fused petals
- Stamens: 2-4 and often unequal in length
- Fruits: Capsule, achene, or berry
- Genera: Includes Mimulus and Diplacus
Link to Jepson video
Link to Jepson key to the family