Plant |
Height up to 200 cm, with fusiform, branched, foetid root |
Stem |
Erect, glabrous or setose below |
Leaves |
Broad, non-lobed, ovate-oblong in outline or pinnatifid to pinnatisect with broad, backwards curved lobes. All with blunt apex and sagittate base green or violet tinged, spinolis-ciliate on the midrib and sometimes also on the lateral nerves beneath |
Inflorescence |
Long, pyramidal panicle. Bracts ovate, with appressed rounded auricles |
Heads |
Numerous, 10 mm in diameter, composed of c. 15 florets. Involucral bracts ovate, 10-12 mm long, glabrous. Ligules pale yellow |
Achenes |
Broadly elliptical, 6-10 mm long, narrowly winged, rugose but not spiculate or setose, 5-ribbed, blackish. Beak filiform, white, as long as body. Pappus white |
Reference |
Cichorieae Portal - based on Feráková V. (1977) The Genus Lactuca in Europe. Bratislava |