English: Jackass bitters.
Clade:
Asteraceae.
Region: Mexico, Central America, South America, West Indies, Carribean.
Habitat: wide variety; fields, pastures, riverbanks, roadsides, clearings, oak forests; up to 1400 meters in elevation.
Content: flavonoids, sesquiterpene lactones.
Use: traditional, Maya medicine.
BotanyHerb; perennial; 1 to 4 meters tall.
Leaves: long, slender when young; 3 points when mature.
Flowers: small; yellow; in clusters; at the end of stems.