HECKELII Hamet, 1910
Distribution : E Tibet, China (W Sichuan); forests forest margins, rocks and gravel in valleys, 3500 - 4200 m.
Description (by 't Hart & Bleij in IHSP, 2003) :
Perennial herbs with small sterile shoots.
Leaves alternate, imbricate, lanceolate to oblong, acuminate, broadly spurred.
Flowering branches usually simple, 3 - 8 cm.
Flowers 5-merous, sepals basally free, shortly spurred, unequal, acuminate, 4 - 5 mm, petals oblong, shortly acuminate, yellowish, 5 - 8 mm.