Comments
provided by eFloras
Known from our area from type material only but its occurrence in northwestern poorly explored mountainous border localities of Balochistan (Zhob district) with Afghanistan is much more probable in smaller and isolated populations.
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- Missouri Botanical Garden, 4344 Shaw Boulevard, St. Louis, MO, 63110 USA
Description
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Upright, up to 50 (-80) cm tall, biennial or perennial herb , with single or 2-4 shoots from vertical, 3.5 – 6 cm thick, densely whitish lanate vertical rootstock. Basal leaves numerous at anthesis, on 1.5 – 2 cm long petioles, linear-oblong, 5 – 2 x 0.8 – 3 cm, occasionally almost glabrous, (2-) 3-pinnatisect into subulate, 0.5 – 3 x 0.1 – 0.3 mm, stiffly mucronulate ultimate segments; lower and mid-stem leaves sessile, basally amplexicaule, gradually smaller upwards, with c. 8 mm long ultimate lobules; uppermost leaves reduced, bi- or unipinnatifid; topmost filiform, 8 – 10 mm long, with long whitish hairs. Capitula on 3 – 20 mm long, ± glabrous peduncles, ± hemispherical, 6 – 9 mm across, in dense, 3 – 10 cm wide compound corymbs. Phyllaries imbricate, outermost much small, oblong, carinate, dorsally green, with ± entire, broadly hyaline scarious margins; inner linear-lanceolate, hyaline scarious and lacerate on margins. Receptacle obtusely conical, glabrous. Florets yellow, 2 – 2.5 mm long, with glandulose, campanulate 5-toothed corolla tube, teeth triangular, spreading. Cypselas linear, ± terete, 1.8 – 2.5 mm long, dorsally glandulose.
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- Missouri Botanical Garden, 4344 Shaw Boulevard, St. Louis, MO, 63110 USA
Distribution
provided by eFloras
Distribution: Central Asia, Iran, Afghanistan and Pakistan.
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- Missouri Botanical Garden, 4344 Shaw Boulevard, St. Louis, MO, 63110 USA
Synonym
provided by eFloras
Tanacetum umbelliferum Boiss., Diagn. Pl. Or. Nov. Ser. 2, 3: 30. 1856; Pyrethrum umbelliferum (Boiss.) Boiss., Fl. Or. 3: 352. 1875; Tanacetum trichophyllum Regel & Schmalh. in Acta Horti Petrop. 5: 255. 1877; Chrysanthemum trichophyllum (Regel & Schmalh.) O. Kuntze in Acta Horti Petrop. 10: 202. 1887; C. umbelliferum (Boiss.) O. Hoffm. in Vid. Meddel. Dansk Naturf. Foren. Kbhvn. 1909: 149. 1909; C. floccosum Kitam. in Acta Phytotax. Geobot. 17: 34. 1957; Fl. Afghan. 399. fig. 96. 1960; Lepidolophis umbellifera (Boiss.) Poljakov in Fl. Turkm. 7: 105. 1960.
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- Missouri Botanical Garden, 4344 Shaw Boulevard, St. Louis, MO, 63110 USA