FIGURE 2 in Berberis × baoxingensis (Berberidaceae), a new putative hybrid from western Sichuan, China

FIGURE 2. SEM observation of the 2-year-old branches of the three sympatric species of Berberis. A, B, The dense, strongly raised columnar lenticels of B. verruculosa. C, D, The raised, columnar lenticels of B. ×baoxingensis. E, F, The least raised, nearly normal lenticels of B. sanguinea. All bars= 100 μm.