FIGURE 4 in Berberis × baoxingensis (Berberidaceae), a new putative hybrid from western Sichuan, China

FIGURE 4. Comparison of the flower features of the three sympatric congeners of Berberis. A, Pedicel length. B, Tepal number. C, Size of sepals and petals. Abbreviations: BB, B. ×baoxingensis; BS, B. sanguinea; BV, B. verruculosa; LO, length of the outmost 3 sepals; WO, width of the outmost 3 sepals; LI, length of the innermost 3 sepals; WI, width of the innermost 3 sepals; LP, length of the 6 petals; WP, width of the 6 petals; LT, length of all tepals; WT, width of all tepals. Values with different letters indicating significant differences at p<0.01 level.