Harman Patil (Editor)

Syntrichopappus

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Kingdom
  
Plantae

Tribe
  
Madieae

Higher classification
  
Daisy family

Order
  
Asterales

Subtribe
  
Baeriinae

Rank
  
Genus

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Syntrichopappus is a genus of flowering plants in the daisy or sunflower family (Asteraceae), found in the Southwestern United States and northern Mexico, including Baja California. It is a member of the Heliantheae alliance of the Asteraceae. There are two species. Common names include xerasid and Fremont's-gold.

Contents

The name "Syntrichopappus" derives from a Greek name: "syn" = "joined together", "tricho" = "hair", of the "pappus", which means many bristles fused at the base (however some species have no pappus). The common name "xerasid" derives from Greek, meaning "son of dryness".

Leaves

Leaves are simple, alternate, sometimes with the lowest ones opposite.

Inflorescense

Flower heads are solitary. There is one yellow (or white with red veins) ray flower per phyllary, with 3-lobed ligules. The yellow disk flowers are narrowly funnel shaped.

Fruits

The fruits have 0 to many pappus bristles, fused at the base.

Species

  • Syntrichopappus fremontii (yellowray Fremont's gold) is native to desert regions of the American southwest and adjacent Baja California. It is a small woolly herb just a few centimeters tall bearing flower heads with usually five toothed yellow ray florets.
  • Syntrichopappus lemmonii (pinkray Fremont's gold) is endemic to California, where it can be found in the southern coastal mountain ranges, including the Transverse Ranges. Its flower heads contain white, red-veined ray florets with pink undersides.
  • References

    Syntrichopappus Wikipedia