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FOC | Family List | FOC Vol. 20-21 | Asteraceae | Taraxacum

13. Taraxacum patiens Kirschner & Štepánek, Fl. China. 20-21: 277. 2011.

冷静蒲公英 leng jing pu gong ying

Type: China. Xizang: "In urbe Lhasa [拉萨市]," 31 Jul 1992, L. Businská & R. Businský 13, cultivated as JŠ 5110 (holotype, PRA; isotypes, A, MO, PE).

Paratypes: China. Sichuan: "Dêgê [德格], S of the town," 6 Jun 1992, L. Businská & R. Businský 4, cultivated as JŠ 5122 (PE, PRA). Xizang: "In urbe Lhasa [拉萨市]," 31 Jul 1992, L. Businská & R. Businský 13, cultivated as JŠ 5111 (PE, PRA); "Valley of Lhasa He [拉萨河] river, the village of Kacchäl (ca. 40 km E of the city of Lhasa [拉萨市])," ca. 3650-3850 m, 20 Jun 2002, M. Štefánek 57b, cultivated as JŠ 7837 and JŠ 7839 (PRA); "The town of Shigatse [日喀则], valley between Shigatse and the monastery of Shalu Gön [夏鲁寺] S of the town," ca. 3650-3850 m, 8 Jun 2002, M. Štefánek 41, cultivated as JŠ 7818, JŠ 7819, JŠ 7820 (PRA).

Plantae agamospermae foliis pinnatisectis lobis lateralibus patentibus lingulatis Taraxaci sherriffii Soest similes, phyllariis involucralibus exterioribus adpressis imbricatis vel subimbricatis T. sinici Kitagawa proximae, stigmatibus sordide luteis vel luteo-viridibus, antheris polliniferis, acheniis pallide griseo-stramineis sparse spinulosis, in pyramidem subcylindricam crassam sensim abeuntibus, rostro brevi, pappo sordide albido 6-7 mm longo.

Herbs (10-)14-30 cm tall. Petiole purple, narrow; leaf blade ± light grayish mid-green, linear-oblanceolate to linear, 6-15 × 1.3-2.1 cm, sparsely arachnoid, pinnatisect; lateral lobes 6 or 7 pairs, from a broad base abruptly narrowing into a lingulate-linear distal part, 5-10 × 2-3 mm, patent to slightly subrecurved, proximal margin ± straight and entire or with one tooth, distal margin concave to sigmoid and entire or with one tooth; interlobes to 12 × 2 mm, margin ± entire; terminal lobe 3-partite, basal segments patent, terminal segment lingulate-elongated, 7-14 × 2.5-4 mm, and apex ± acute. Scapes brownish green, ± overtopping leaves, arachnoid. Capitulum ca. 2 cm wide. Involucre 6-7 mm wide, base subobconic. Outer phyllaries in early flowering plants 9-15, dark olivaceous green with reddish brown apex, ± not imbricate, ovate to lanceolate, 3.5-6.5 × 2-3.5 mm, appressed, with a ± conspicuous whitish green to 0.5 mm wide border, apex ± flat to callose; outer phyllaries in late flowering plants 17-22, imbricate, lanceolate to linear-lanceolate, 4.5-6 × 1.8-2.6 mm, with light green middle part and a whitish green or membranous ca. 0.5(-0.8) mm wide border; inner phyllaries ca. 1 cm, apex ± flat. Ligules yellow; outer ligules ± flat, outside striped pinkish pale gray; inner ligules with yellow to dirty yellow apical teeth; ligule tube pubescent. Stigmas dirty yellow to yellowish green. Anthers polliniferous; pollen grains irregular in size. Achene light ochraceous grayish to light gray, 4.5-4.8 × 0.9-1 mm; body sparsely spinulose above, ± gradually narrowing into a thick subcylindric 1.2-1.5 × ca. 0.4 mm cone, spinules thin and erect-patent; beak 3.5-4.5 mm. Pappus yellowish white, 6-7 mm. Fl. spring to summer. Agamosperm.

● Subsaline pastures, flooded meadows, grasslands; 3400-3900 m. W Sichuan, S Xizang.


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