Parthenium
Encyclopedia
Parthenium is a genus of flowering plant
Flowering plant
The flowering plants , also known as Angiospermae or Magnoliophyta, are the most diverse group of land plants. Angiosperms are seed-producing plants like the gymnosperms and can be distinguished from the gymnosperms by a series of synapomorphies...

s in the aster 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...

. The name is derived from either the Greek
Greek language
Greek is an independent branch of the Indo-European family of languages. Native to the southern Balkans, it has the longest documented history of any Indo-European language, spanning 34 centuries of written records. Its writing system has been the Greek alphabet for the majority of its history;...

 word παρθένος (parthenos), meaning "virgin," or παρθένιον (parthenion), an ancient name for a plant. Members of the genus are commonly known as feverfew. Notable species include Guayule (P. argentatum) and P. hysterophorus
Parthenium hysterophorus
Parthenium hysterophorus is a species of flowering plant in the aster family, Asteraceae, that is native to the American tropics. Common names include Santa Maria Feverfew and Whitetop Weed. It is a common invasive species in India, Australia, and parts of Africa. P. hysterophorus invades all...

, a serious invasive species in the Old World
Old World
The Old World consists of those parts of the world known to classical antiquity and the European Middle Ages. It is used in the context of, and contrast with, the "New World" ....

.

Uses

In North America, the Jicarilla Apache
Jicarilla Apache
Jicarilla Apache refers to the members of the Jicarilla Apache Nation currently living in New Mexico and speaking a Southern Athabaskan language...

 people used Parthenium incanum
Parthenium incanum
Parthenium incanum is a plant in the genus Parthenium of the family Asteraceae.-Human uses:...

for medicine (Opler 1946: 8). The sap of Guayule (P. argentatum) is a source of natural rubber.

Selected species

  • Parthenium alpinum (Nutt.) Torr. & A.Gray – Arkansas River Feverfew
  • Parthenium argentatum A.Gray – Guayule
  • Parthenium bipinnatifidum (Ortega) Rollins
  • Parthenium confertum A.Gray – Gray's Feverfew
  • Parthenium fruticosum Less.
  • Parthenium hispidum Raf.
  • Parthenium hysterophorus
    Parthenium hysterophorus
    Parthenium hysterophorus is a species of flowering plant in the aster family, Asteraceae, that is native to the American tropics. Common names include Santa Maria Feverfew and Whitetop Weed. It is a common invasive species in India, Australia, and parts of Africa. P. hysterophorus invades all...

    L. – Santa Maria Feverfew, Whitetop Weed
  • Parthenium incanum
    Parthenium incanum
    Parthenium incanum is a plant in the genus Parthenium of the family Asteraceae.-Human uses:...

    Kunth – Mariola
  • Parthenium integrifolium L. – American Feverfew, Wild Quinine
  • Parthenium ligulatum (M.E. Jones) Barneby – Colorado Feverfew
  • Parthenium radfordii Mears
  • Parthenium schottii Greenm. ex Millsp. & Chase
  • Parthenium tomentosum DC.
    • Parthenium tomentosum var. stramonium (Greene) Rollins
    • Parthenium tomentosum var. tomentosum
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