Description from Flora of China
Taraxacum sinense Dahlstedt, Acta Horti Gothob. 2: 168. 1926, not Poiret (1816); T. borealisinense Kitamura, nom. illeg. superfl.
Herbs 8-15(-25) cm tall. Petiole brownish purple, narrow; leaf blade ± mid-green, linear-oblanceolate, 7-10(-15) × 0.6-1 cm, subglabrous to sparsely arachnoid, margin usually pinnatilobed, pinnatisect, or very deeply dissected or rarely undivided; lateral lobes 5-7(-9) pairs, linear to linear-triangular, ± recurved; interlobes narrow, usually 5-7 mm, margin entire; terminal lobe narrow, elongated, base sagittate, apex ± acute. Scapes brownish green, ± overtopping leaves, arachnoid and densely so below capitulum. Capitulum 1.5-2.5 cm wide. Involucre 6-7(-8) mm wide, ± subobconic at base. Outer phyllaries 16-18, yellowish green with red apex to dark green and often suffused reddish, imbricate, outermost ones ovate-lanceolate and 4.5-6.5 × 1.8-2.7 mm, middle ones ± lanceolate, 7-8 × 1.5-2 mm, and 1/3-1/2 as long as inner ones, appressed, with a ± conspicuous membranous to whitish 0.2-0.4 mm wide border, margin glabrous, apex ± flat to slightly callose; inner phyllaries 10-13 × ca. 1 mm, apex flat. Ligules deep yellow; outer ligules ± flat, outside striped dark gray; inner ligules with yellow to grayish apical teeth. Stigmas greenish gray. Anthers polliniferous; pollen grains irregular in size. Achene light grayish, 3.5-4.4 × 0.9-1 mm; body subsparsely to ± densely spinulose above, ± gradually narrowing into a thick subcylindric 0.7-1 mm cone, spinules coarse with uppermost ones curved upward; beak 5-6.5 mm, base ± thick. Pappus yellowish white, 6.5-7 mm. Fl. spring to summer. Agamosperm. 2n = 24.
Reports of Taraxacum sinicum (as T. borealisinense) from Henan, Hubei, Hunan, Sichuan, and Yunnan (FRPS 80(2): 18. 1999; Higher Pl. China 11: 770. 2005) are incorrect.
Subsaline pastures, temporarily wet grasslands, substeppe depressions; 600-2000 m. Gansu, Hebei, Heilongjiang, Jilin, Liaoning, Nei Mongol, Qinghai, Shaanxi, Shanxi [Kyrgyzstan, Mongolia, Russia (Altai)].