Bitterweed sightings

Bitterweed (Helenium amarum) sighting record from Rout et al. (2009). Format: cbin.

Usage

bitterweed

Format

a numeric vector with 178 values.

References

Key Reference

Rout, T. M., Salomon, Y., & McCarthy, M. A. (2009). Using sighting records to declare eradication of an invasive species. Journal of Applied Ecology, 46(1), 110-117.doi:10.1111/j.1365-2664.2008.01586.x