Flower Color:
  • flower color
  • flower color
pastures, fields

Time of Greatest Risk


Geographical Distribution

Spiked Rice-flower distribution - United States

Related Species

Spiked Rice-flower

Pimelea trichostachya

Annual Rice-flower
4/ 10
Spiked Rice-flower (Pimelea trichostachya) is a semi-woody annual shrub native to western Australia. The plant is poisonous to horses and other livestock. It causes St. George disease in horses. Cases of poisoning have been documented in horses grazing on pasture contaminated with the plant in southern inland Queensland.

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