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

96. Taraxacum pseudoatratum Orazova, Fl. Kazakhst. 9: 491. 1966.

窄边蒲公英 zhai bian pu gong ying

Taraxacum atratum Schischkin, Fl. URSS 29: 743. 1964, not G. E. Haglund (1948).

Herbs 5-10 cm tall. Petiole ± green, narrowly winged; leaf blade mid-green, ± oblanceolate, 5-8 × 1.2-2 cm, glabrous, undivided to shallowly sinuate-lobed, margin entire; lateral lobes 1 or 2 pairs, broadly triangular, to 5 mm, ± patent, margin entire; interlobes not distinctly developed, margin entire; terminal lobe broadly triangular, margin entire. Scapes brownish green, equaling leaves, glabrous. Capitulum ca. 2 cm wide. Involucre 8-10 mm wide, base narrowly rounded. Outer phyllaries 7-9, blackish green to deep grayish green, not imbricate, lanceolate to narrowly lanceolate, often broadest in middle or tapering from base, outermost ones 5-7 × 1.5-2.3 mm and ca. 1/2 as long as inner ones, ± appressed, border paler, narrow, and not always distinct or to 0.3 mm wide, margin glabrous or rarely sparsely ciliate, apex ± flat; inner phyllaries 1.1-1.4 cm, apex flat. Ligules yellow; outer ligules outside striped grayish pink. Stigmas yellow to dirty yellow. Anthers polliniferous; pollen grains irregular in size. Achene grayish straw-colored brown, ca. 4 × 0.9-1 mm; body with sparse minute spinules or tubercles in a narrow zone in upper part, gradually narrowing into a conic 0.4-0.5 mm cone; beak ca. 5 mm, not thin. Pappus ± white, ca. 6 mm. Fl. summer. Agamosperm.

Alpine or subalpine grasslands; probably above 3000 m. Xinjiang [Kazakhstan].


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