Heterotheca subaxillaris

Photo Courtesy of K. Hubeny

Common Name(s) Camphorweed
Scientific Name Heterotheca subaxillaris
Family Asteraceae
Location/Vegetative Zone Thicket
Flowering Period Late Summer-Early Autumn
Identifying Characteristics Green, hairy stems with clusters of yellow flowers at top branches


• Grows 3 to 5 feet in height
• Flowers loosely clustered at tips of the upper branched stems
• Yellow flower heads are 2.5cm wide and contain fluffy, tan seed heads
• Leaves are hairy and alternating, may be up to 3 inches in length and irregularly toothed
• Found along roadsides, trails, and other disturbed soils
• Found throughout Southwestern US, and on east cost from New York to Florida


Maps coming soon.


• The smell of camphor is emitted from the plant, hence its common name
• Due to its odor, it is unpalatable to grazing livestock

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