What is the difference between Mahonia bealei and Mahonia fortunei
1. Leaf differences
The leaves of Mahonia bealei are narrowly obovate to oblong, with 4-10 pairs of leaflets, grayish-green on the upper surface, with a white bloom on the underside, sometimes pale yellow-green or glaucous; the leaflets gradually become longer and narrower from bottom to top, the lowest pair is ovoid, gradually becoming oblong or nearly round to ovoid toward the top, with a hard tip at the apex, serrated margins, and the terminal leaflet is larger and stalked.
The leaves of Mahonia fortunei are obovate to obovate-lanceolate, with 2-5 pairs of leaflets, dark green to deep green above, pale yellow beneath, rarely glaucous. They gradually become shorter toward the top; the leaflets are narrowly lanceolate to narrowly elliptic, with an acute or acuminate apex and serrated margins.
2. Fruit differences
The fruit of Mahonia bealei is ovoid, deep blue when ripe, with a white bloom. The fruit of Mahonia fortunei is spherical, purple-black, also with a white bloom.