Helminthotheca

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ox-tongue
Picris echioides inflorescence.jpg
Helminthotheca echioides
Scientific classification
Kingdom: Plantae
(unranked): Angiosperms
(unranked): Eudicots
(unranked): Asterids
Order: Asterales
Family: Asteraceae
Subfamily: Cichorioideae
Tribe: Cichorieae
Subtribe: Hypochaeridinae
Genus: Helminthotheca
Vaill. ex Zinn
Synonyms[1]

Helminthotheca (commonly called ox-tongue)[2] is a genus in the Cichorieae tribe of the sunflower family.[3][4] Helminthotheca is closely related to the genus Picris, both within the Hypochaeridinae subtribe.[5][6]

Species[1]
  1. Helminthotheca aculeata - Italy, Algeria, Tunisia
  2. Helminthotheca balansae - Algeria, Morocco
  3. Helminthotheca comosa - Algeria, Morocco, Spain, Portugal, Gibraltar
  4. Helminthotheca echioides (syn. Picris echioides}[7] - widespread across much of Europe and the Mediterranean from Ireland + Canary Islands to Poland + Iran; naturalized in Australia, North and South America
  5. Helminthotheca glomerata - Algeria, Tunisia, Morocco

References[edit]

  1. ^ a b Flann, C (ed) 2009+ Global Compositae Checklist
  2. ^ Helminthotheca genus page in the New York Flora Atlas, 12-20-2012
  3. ^ Zinn, Johann Gottfried. 1757. Catalogus Plantarum Horti Gottingensis 430
  4. ^ Tropicos, Helminthotheca Zinn
  5. ^ Kilian, Gemeinholzer & Lack (2009). Systematics, Evolution, and Biogeography of Compositae. (Funk, Susanna, Stuessy & Beyer, eds.) Ch. 24. Chichorieae, pp. 349-352.
  6. ^ Altervista Flora Italiana, genere Helminthotheca includes photos and European distribution maps
  7. ^ Interagency Taxonomic Information System (ITIS) report for Helminthotheca echioides (L.) Holub, accessed 12-23-2012