Pluchea symphytifolia (Mill.) Gillis
[Pluchea odorata auct. non (L.) Cass.
sourbush
Asteraceae

This 1-2 m tall, fast-growing shrub forms thickets in dry habitats. The seeds are wind-dispersed. Its resistance to fire depends on the intensity of the fire. It generally regenerates from basal shoots. some biological control agents have been introduced but they have not been effective.

It is found on all major islands from sea level to 1,000 m elevation.


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