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(Last Modified On 5/13/2022)
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Acceptance
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Accepted
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(Last Modified On 8/22/2020)
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Contributor Text:
S. Abedin
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Contributor Institution:
Centre for Plant Conservation, University of Karachi – Pakistan
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Synonym Text:
Leontodon leucanthus Ledeb., Fl. Alt. 4: 154. 1833; Taraxacum bicolor DC., Prodr. 7: 148. 1838 nom. Illeg.
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Flower/Fruit:
Fl. Per.: June-August
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Type:
Lectotype: Altai herb. Ledebour 1344 (LE). (Designated by Kirschner & Štěpánek).
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Distribution:
Russia, Kazakhastan, Mongolia and Pakistan. Soest, l. c. and Stewart, l. c. have adopted a broad concept of the taxon resulting in the assemblage of heterogenous taxa.
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Map Location:
A-7 Chitral: Yarkhun, flowers white with yellow centre, 12000 ft, 24.6.1958, S. A. Bowes Lyon 1001 (BM); A-8 Gilgit Dist.: Hunza, Klick Pass, Misgar, growing along river bank, 2 cm tall, rare, 3500 m, 22.7.2002, J. Alam & Akarun 11566 (KUH); Kashmir: Zaskar, Pipling, grassy banks of Tsarap River (also at Ramtasha), occasional, 11000 ft, Southampton University Botanical Expedition 100 (BM); ibid: Lachalang La Pass, Rupshu, August 1913, R. R. Stewart s. n. (RAW); ibid, Puga, Rupshu, in sedge meadow, flowers whitish, anthers yellow, 15,500 ft, 4.7.1931, W. Koelz 2191 (KUH); B-9 Kashmir, Ladak, above Tsakzhun Tsa, along stream, 17000 ft, 23.7.1931, W. Koelz 2416 (KUH); Ladak, Bragnag; in wet meadow, flowers cream white, outside purple-green, 13500 ft, 31.8.1931, W. Koelz 2773 (RAW); Ladak, Gya, flowers white, maroonish outside, florets grey, 13500 ft, 15.7.1941, Ludlow & Sherriff 8495 (BM); Ladak, Gya, stony hill slopes, flowers sulphur white, 16500 ft, 25.7.1941, Ludow & Sherriff, 8530 (BM); Skardu Dist.: Skardu, in meadows, florets light purple, semierect, rare, 3900 m, 28.8.2002, J. Alam & F. Karim 1455-b (KUH); C-9 Ladak: Kashmir, Murgo, Karakorum Trade Route, flowers white, 4650 m, 27.7.1978, F. Ludlow 446 (BM).
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Small plants, 4-10 cm tall, glabrous, perennial herb. Leaves with pink petiole; blades linear, obtuse, entire to denticulate or lobed, 2 – 9 x 0.2 – 1 cm, glabrous. Scapes thin, longer than leaves. Involucre greenish, 0.7 – 1 cm, outer phyllaries lanceolate to ovate, appressed or almost so, callose to corniculate, 2 – 4 x 1 – 2 mm, sometimes with pinkish tinge; inner ones c. 1 x 0.1 – 0.2 cm, linear, usually corniculate. Capitula 2 – 2.5 cm across; ligules white, pale yellowish near base, peripheral ones with purple stripes outside, hairy in the middle or little above. Anthers polliniferous. Stigma brownish yellow, black when dry. Cypselas 2.5 – 3 mm long, spinulose above with 0.5 – 1.2 mm long gradually formed cone; beak 3 – 6 mm long; pappus brownish to reddish or white, 4 – 5 mm long.
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