Helminthotheca is a genus in the tribe Cichorieae of the family Asteraceae. Helminthotheca is closely related to the genus Picris, both within the Hypochaeridinae subtribe.
Onopordum, or cottonthistle, is a genus of plants in the tribe Cardueae within the family Asteraceae. They are native to southern Europe, northern Africa, the Canary Islands, the Caucasus, and southwest and central Asia. They grow on disturbed land, roadsides, arable land and pastures.
The Heliantheae are the third-largest tribe in the sunflower family (Asteraceae). With some 190 genera and nearly 2500 recognized species, only the tribes Senecioneae and Astereae are larger. The name is derived from the genus Helianthus, which is Greek for sun flower. Most genera and species are found in North America and South America. A few genera are pantropical.
Catananche is a genus of flowering plants in the family Asteraceae. It is native to dry meadows in the Mediterranean region.
Tageteae is a tribe of the plant family Asteraceae. It consists of approximately 260 species divided among 32 genera. All are found in the New World, with a center of diversity in the Mexican highlands. The type genus is Tagetes (marigolds).
Cladanthus is a genus of plants in the sunflower family, native to the Mediterranean region.
The Cardueae are a tribe of flowering plants in the daisy family (Asteraceae) and the subfamily Carduoideae. Most of them are commonly known as thistles; four of the best known genera are Carduus, Cynara, Cirsium, and Onopordum.
Tithonia is a genus of flowering plants in the tribe Heliantheae within the family Asteraceae.
Galactites is a genus of flowering plants in the family Asteraceae. The name is derived from the Greek γάλα. The best-known species is Galactites tomentosus.
Glossopappus is a genus of flowering plants in the daisy family.
Gymnosperma is a genus of flowering plants in the family Asteraceae. The only known species is Gymnosperma glutinosum, also known as gumhead, which is native to Mexico, Guatemala, and the southwestern United States.
Gymnostephium is a genus of flowering plants in the family Asteraceae.
Hyoseris is a genus of flowering plants in the family Asteraceae. It is native to the Mediterranean region from Portugal to Israel, with a few species extending as far north as Germany.
Jaumea is a genus of flowering plants in the family Asteraceae. The plants are sprawling perennial herbs branching mostly from the base. Flower heads are yellow, with disc flowers and also usually with ray flowers.
Lonas is a genus of flowering plants in the chamomile tribe within the daisy family. There is only one accepted species, Lonas annua, native to Italy, France, Germany, Algeria, Morocco, and Tunisia.
Milleria is a genus of flowering plants in the tribe Millerieae within the family Asteraceae.
Rhagadiolus is a genus of plants in the tribe Cichorieae within the family Asteraceae, native to the Mediterranean region of southern Europe, northern Africa, and the Middle East.
Plagius is a genus of Mediterranean plants in the chamomile tribe within the daisy family.
Coleostephus is a genus of flowering plants in the family Asteraceae.
