Taraxacum canum

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Taraxacum canum

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"Plants dwarf, to 7 cm tall, plant base with a thick layer of remnants of old dry petioles. Petiole short, unwinged to narrowly winged, ± grey-green. Leaves conspicuously grey-green, linear-oblong in outline, 3.5–5 × 0.8–1.2 cm, ± pinnatisect, lateral segments in 3–5 pairs, triangular-deltoid to hamate, recurved, distal margin convex, usually with 1–2 teeth, rarely ± entire, proximal margin concave, entire to sparsely dentate, interlobes short, usually entire, sometimes with 1–2 minute teeth, terminal segment triangular-lingulate with basal lobules recurved, apex subobtuse. Scape greenish-brownish, sparsely aranose, ± equalling leaves. Capitulum ca. 1.5 cm wide. Involucre narrow, ca. 5–6 mm wide, obconical to rounded-obconical at base. Outer phyllaries 10–13 (often one rudimentary phyllary descending 1–2 cm below capitulum), of very unequal length, linear, 3.5–8 × 0.8–1.1 mm, border whitish-pinkish to whitish membranous, 0.2–0.4 mm wide, with ± gradual transition into a blackish green middle strip, margins ciliolate near apex, apex callose to subcorniculate. Inner phyllaries 12–14 mm long. Ligules yellow to light yellow, outer ligules ± flat, striped greenish grey outside, inner ligule teeth long, black to black-purple. Pollen present, slightly irregular (ca. 80 % bigger, invariable, about 20 % smaller, also invariable). Stigmas pale yellowish light green, pubescence outside hyaline or slightly greyish. Achenes light stramineous brown, ca. 4.9–5.1 mm long, body coarsely squamulose in the upper half, with a few large spinules above, gradually narowing into a thin cylindrical cone 1.9–2.0 mm long, beak thin, ca 4 mm long (unripe), pappus white, 5 mm long. Agamosperm (but a part of achenes undeveloped)."A


Asia-Tropical: Pakistan nativeB,C


A. Kirschner J. & al., Taraxacum sect. Orientalia (Compositae-Crepidinae) and the West Himalayan dandelions: A new interpretation in Phytotaxa 312: 1-27. 2017
B. Ghafoor A. & al., Flora of Pakistan 222. Asteraceae (IV) Cichorieae. 2017
C. J. L. van Soest - 30. Taraxacum in Rechinger K. H., Flora Iranica 122. 1977