Engler, H.G.A., Drude, O., Vegetation der Erde: Sammlung pflanzengeographischer Monographien (1896-1928)
Veg. Erde
vol. 9(2): (1908)
p. 379 f. 319
name cited:
Sonchus violaceus O.Hoffm.
name recognized:
Launaea nana (Baker) Chiov. name recognized (basionym):
family: Compositae
subfamily: Cichorioideae
tribe: Lactuceae
subtribe: Sonchinae
epithet cited:
violaceus,-a,-um
epithet recognized:
Illustration contributed by:
University of Toronto Library, Canada
link to this page:
https://www.plantillustrations.org/illustration.php?id_illustration=524004
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synonyms:
homotypic synonyms:
Lactuca nana Baker;