Arabidella chrysodema Lepschi & Wege is described as new. Named for its widespread distribution in the Goldfields region of southern Western Australia, this species differs from others in the genus in being an herbaceous annual with pinnatifid leaves and a narrowly elliptic to narrowly oblong siliqua. Photographs and a distribution map are provided along with a key to the species of Arabidella.
WEGE, J. A., & LEPSCHI, B. J. (2007). A new species of Arabidella (Brassicaceae) from Western Australia. Nuytsia, 17(1), 453–458. Retrieved from http://www.dec.wa.gov.au/images/stories/nature/science/nuytsia/17/1/453-458.pdf