Hypochaeris
Encyclopedia
Hypochaeris is a genus
Genus
In biology, a genus is a low-level taxonomic rank used in the biological classification of living and fossil organisms, which is an example of definition by genus and differentia...

 of plants in the family Asteraceae
Asteraceae
The Asteraceae or Compositae , is an exceedingly large and widespread family of vascular plants. The group has more than 22,750 currently accepted species, spread across 1620 genera and 12 subfamilies...

. Many species are known as cat's ear. These are annual and perennial herbs generally bearing flower heads
Head (botany)
The capitulum is considered the most derived form of inflorescence. Flower heads found outside Asteraceae show lesser degrees of specialization....

 with yellow ray florets.

Estimates of the number of species range from about 50 up to about 100. Most species are native to South America
South America
South America is a continent situated in the Western Hemisphere, mostly in the Southern Hemisphere, with a relatively small portion in the Northern Hemisphere. The continent is also considered a subcontinent of the Americas. It is bordered on the west by the Pacific Ocean and on the north and east...

, but some are found in Eurasia
Eurasia
Eurasia is a continent or supercontinent comprising the traditional continents of Europe and Asia ; covering about 52,990,000 km2 or about 10.6% of the Earth's surface located primarily in the eastern and northern hemispheres...

 and North Africa
North Africa
North Africa or Northern Africa is the northernmost region of the African continent, linked by the Sahara to Sub-Saharan Africa. Geopolitically, the United Nations definition of Northern Africa includes eight countries or territories; Algeria, Egypt, Libya, Morocco, South Sudan, Sudan, Tunisia, and...

. Species include:
  • Hypochaeris achyrophorus
  • Hypochaeris brasiliensis
  • Hypochaeris ciliata
  • Hypochaeris elata
  • Hypochaeris glabra
    Hypochaeris glabra
    Hypochaeris glabra is a species of flowering plant in the daisy family known by the common name smooth cat's ear. It is native to Eurasia and North Africa but it can be found on other continents where it is an introduced species and a widespread weed. This is an annual herb growing a small taproot,...

    - Smooth Cat's-ear
  • Hypochaeris maculata - Spotted Cat's-ear
  • Hypochaeris oligocephala
    Hypochaeris oligocephala
    Hypochaeris oligocephala is a species of flowering plant in the daisy family native to the Canary Islands.- References :* * * Willdenowia 8:331. 1978 "Hypochoeris"....

  • Hypochaeris radicata
    Catsear
    Catsear , also known as flatweed, cat's ear or false dandelion, is a perennial, low-lying edible herb often found in lawns. The plant is native to Europe, but has also been introduced to the Americas, Japan, Australia and New Zealand where it can be an invasive weed...

    - Common Cat's-ear
  • Hypochaeris scorzonerae
  • Hypochaeris sonchoides
    Hypochaeris sonchoides
    Hypochaeris sonchoides is a species of flowering plant in the Asteraceae family.It is found only in Ecuador.Its natural habitats are subtropical or tropical moist montanes and subtropical or tropical high-altitude grassland....

  • Hypochaeris sessiliflora
  • Hypochaeris stuebelii
    Hypochaeris stuebelii
    Hypochaeris stuebelii is a species of flowering plant in the Asteraceae family.It is found only in Ecuador.Its natural habitat is subtropical or tropical moist montanes.It is threatened by habitat loss.-References:...


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