Arabidella and Lemphoria can be easily separated as follows: 1a. Shrubs or subshrubs, rarely annual herbs; lower leaves 2-, 3- or rarely multisect into linear to filiform lobes; nectar glands confluent, median glands present; ovules 20–90 per ovary; fruits linear, subterete or slightly latiseptate.......................................... Arabidella 1b. Annual herbs; lower leaves pinnatifid to pinnatisect; nectar glands lateral, not confluent, median glands absent; ovules 6–70 per ovary; fruits oblong to linear siliques, or elliptic to suborbicular silicles, subterete or angustiseptate.............................. Lemphoria
Published as part of Lysak, Martin A., Edginton, Mark, Zuo, Sheng, Guo, Xinyi, Mandáková, Terezie & Al-Shehbaz, Ihsan A., 2022, Transfer of two Arabidella and two Cuphonotus species to the genus Lemphoria (Brassicaceae) and a description of the new species L. queenslandica, pp. 235-240 in Phytotaxa 549 (2) on page 237, DOI: 10.11646/phytotaxa.549.2.9, http://zenodo.org/record/6622863