Table 1. The morphological and biochemical differences between two genera Murraya J.Koenig ex L. and Bergera J.Koenig ex L.

Characters	Murraya	Bergera	References
Plant	straw-colored to whitish stem, old branches and root bark	dark brown stems and root bark
Leaf	leaflets distributing with oil glands	leaflets with oil glands in and at margin of leaflets	Tanaka 1929;
Inflorescence	cymes few (–10)-flowered, larger petals 1–2 cm long, and filaments filiform	cymes many-flowered, smaller petals 4–7 mm long, and filaments dilated	But et al. 1986; Kubitzki 2011; Mou et al. 2021
Fruit	fruits red and ellipsoid, seeds villous	fruits purplish black or red globular to ellipsoid, membranous testa glabrous
Phytochemistry	coumarin, 3-prenylindole yuehchukene, 8-prenycoumarins	carbazoles, girinimbine	But et al. 1986; Kong et al. 1986; Li et al. 1988; Kinoshita 2014