Asteraceae
Porophyllum Guett.
Kingdom: Plantae Rank: Genus Parent: Asteraceae Status: Valid
Vegetative Morphology
Habit: Herbs to 1.5 m.
Leaves: Leaves alternate, rarely opposite, very thin, with undulating border and inconspicuous pinnate venation, sometimes with glands on the lamina.
Reproductive Morphology
Fruit: Bracts covering the mature seed but not the persistent stigma. Fruit an achene, brown when mature.
Infructescence: Infructescence axillary.
Other
Distribution: United States, Mexico, Central America, and the Antilles, to Argentina.
Notes: The plant strongly aromatic and frequently growing in high rocky habitats.