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

11. Taraxacum pseudoleucanthum Soest, Proc. Kon. Ned. Akad. Wetensch. C, 69: 365. 1966.

假白花蒲公英 jia bai hua pu gong ying

Herbs 5-10 cm tall. Petiole pinkish or greenish, 2-4 mm wide, very narrowly winged; leaf blade ± mid-green, linear to linear-oblanceolate, 5-8 × 0.6-0.9 cm, subglabrous, margin usually remotely dentate to lobulate but often subentire; lateral lobules or teeth 3-6 pairs, triangular to broadly triangular, 0.5-1(-2.5) mm, ± recurved; interlobes broad, undivided part of blade usually broader than divided one, margin entire; terminal lobe usually not discernible, apex subacute. Scapes brownish green, ± equaling leaves, arachnoid. Capitulum 1.5-2 cm wide. Involucre 5-6 mm wide, base ± rounded to subconic. Outer phyllaries 12-15, green to light green, slightly imbricate, ovate-lanceolate, outermost ones 3-3.5 × (1.2-)3-3.5 mm and 2/5-1/2 as long as inner ones, appressed, with a ± distinct membranous 0.2-0.3 mm wide border, margin subglabrous to sparsely ciliate, apex ± flat to callose; inner phyllaries 8-9(-10) mm, apex flat to corniculate. Ligules probably inside white or pale yellowish; outer ligules flat, outside striped grayish pink or grayish. Stigmas yellow to dirty yellow. Anthers polliniferous; pollen grains irregular in size. Achene grayish, 3.5-3.9 × 0.8-0.9 mm; body ± subsparsely spinulose above, gradually narrowing into a subcylindric 0.5-0.6(-0.8) mm cone, spinules thin, erect-patent, and acute; beak 4-5 mm, thin. Pappus yellowish white, 4-5 mm. Fl. summer. Agamosperm.

Pastures along rivers, mountain slopes; 3500-3800 m. S Xinjiang [India, Kyrgyzstan, Tajikistan].


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