| Height | 3–16 cm | 3–6 cm | 3–7 cm |
| Stem | often purplish-red | green | often purplish-red |
| Upper stem leaves | reniform, 2–4 × 3–6 mm, spreading | reniform, 1.5–4 × 2–4.5 mm, spreading | spatulate, 3–4 × 1.5–2 mm, recurved |
| Calyx length | 5–7 mm | 5–12 mm | 4.5–6 mm |
| Corolla color | upper tube and lobes inside pale blue-purple, with dark blue short stripes or spots; tube base yellow to yellow-green | upper tube and lobes inside blue to blue-purple, without stripes or spots; tube base pale yellow-green | upper tube and lobes inside blue to blue-purple, with dark blue short stripes or spots; tube base pale yellow-green |
| Corolla length | 10–14 mm | 9–21 mm | 10–12 mm |
| Corolla diam. at throat | 2.5–3 mm | 1.5–5 mm | 4–6 mm |
| Corolla lobe length | 1.5–2.3 mm | 1.5–2.5 mm | 2–2.5 mm |
| Habitat | dry or rocky roadside, hillside, meadow, and shrub margin | stream and river banks, grassland slopes, bogs, scrub, forests | grassland slopes, clearings in forests |
| Altitude | 3,600–3,900 m | 2,700–4,500 m | 2,800–4,300 m |
| Fl. and Fr. | July to September | June to September | June to August |
| Distribution | W Sichuan | China (S & SE Xizang, NW Yunnan, W Sichuan, SE Qinghai, S Gansu, W Hubei), Bhutan, NW India, Nepal, Sikkim | W Sichuan, Yunnan |