Taraxacum bracteatum Dahlst.

Pissenlit à bractées (fr)

Species

Angiosperms > Asterales > Asteraceae > Taraxacum

Characteristics

Leaves oblanceolate to lanceolate, 10–25 cm long, 3–5 cm wide, dark green, glabrescent; lateral lobes in 3–5 pairs, broadly deltoid to hooked; distal margins of upper 2 or 3 lobes entire, proximal margins entire, usually convex; terminal lobe broadly helmet-shaped in outline to triangular; petiole brown-purple, very narrowly winged at base, with wings broader distally; midrib brown-purple throughout, sparsely hairy. Scapes 5–20 cm long at anthesis, 15–35 cm long in fruit, usually with foliose bracts, glabrous at flowering except below capitulum, usually rose-purple throughout. Capitula c. 4.5 cm diam.; outermost bracts narrowly lanceolate, 5–7 mm long, 1–2 mm wide, usually laciniate; next series lanceolate and entire, c. 10 mm long, 2–3 mm wide, erecto-patent, narrowly white-bordered, not callus-tipped; innermost bracts linear c. 15 mm long, 2–3 mm wide, not callus-tipped. Outer florets with ligule flat, exceeding involucre by 8 mm; anthers with pollen; stigmas dull green. Achenes broadly fusiform, 3.5–4.5 mm long, c. 1 mm wide, shortly spinulose at apex, with lower part verruculose to smooth, olive-brown to straw-coloured; cone conical to ± cylindrical, c. 0.8–1 mm long; beak 6–9 mm long. Pappus 5–6 mm long.
Life form perennial
Growth form herb
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Sexuality hermaphrodite
Pollination apogamy
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Environment

Grows in damp places in gardens, camping grounds and on roadsides. It is also abundant in disturbed alpine grassland; often in heavy basaltic or alluvial soil.
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Hardiness (USDA) 4-9

Usage

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Cultivation

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Distribution

Taraxacum bracteatum world distribution map, present in Australia, Belgium, Switzerland, Czech Republic, Germany, Denmark, Spain, Finland, France, United Kingdom of Great Britain and Northern Ireland, Netherlands, Norway, Poland, and Sweden

Identifiers

LSID urn:lsid:ipni.org:names:252916-1
WFO ID wfo-0000014270
COL ID 7BKL7
BDTFX ID 66814
INPN ID 125526
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Taraxacum bracteatum