| 1. Perennial, decumbent; calyx 45 mm |
| S. douglasii |
| 1' Perennial to shrub, erect; calyx 617 mm |
| |
| 2. Leaf 515 mm; calyx 68 mm; shrub (stem woody) |
| S. chandleri |
| 2' Leaf 3580 mm; calyx 1417 mm; perennial herbs to subshrub (stem base sometimes woody) |
| S. mimuloides
|