Helminthotheca

Helminthotheca (commonly called ox-tongue)<ref>Genus Helminthotheca page in the New York Flora Atlas, 12-20-2012</ref> is a genus in the tribe Cichorieae of the family Asteraceae.<ref>Zinn, Johann Gottfried. 1757. Catalogus Plantarum Horti Gottingensis 430</ref><ref>Tropicos, Helminthotheca Zinn </ref> Helminthotheca is closely related to the genus Picris, both within the Hypochaeridinae subtribe.<ref>Kilian, Gemeinholzer & Lack (2009). Systematics, Evolution, and Biogeography of Compositae. (Funk, Susanna, Stuessy & Beyer, eds.) Ch. 24. Chichorieae, pp. 349-352.</ref><ref>Altervista Flora Italiana, genere Helminthotheca includes photos and European distribution maps</ref>

Species<ref name=u/><ref>Template:Cite web</ref><ref>Template:Cite web</ref>

Helminthotheca aculeata - Italy, Algeria, Morocco, Tunisia
Helminthotheca balansae - Algeria, Morocco
Helminthotheca comosa - Algeria, Morocco, southern Spain, Gibraltar
Helminthotheca echioides (syn. Picris echioides)<ref>Interagency Taxonomic Information System (ITIS) report for Helminthotheca echioides (L.) Holub, accessed 12-23-2012</ref> - widespread across much of Europe and the Mediterranean from Ireland + Canary Islands to Poland + Iran; naturalized in Australia, North and South America
Helminthotheca glomerata - Algeria, Tunisia, Morocco
Helminthotheca spinosa - central and southern Portugal, southwestern Spain

References