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Key to Berberidaceae
https://fsus.ncbg.unc.edu/main.php?pg=show-key.php&keyid=39827
1 Leaves simple (sometimes shallowly to deeply lobed), 2-foliolate, 3-foliolate, or 1-pinnately compound. | |
3 Plant a shrub; leaves simple, palmately 3-foliolate, or 1-pinnately compound; flowers yellow; [subfamily Berberidoideae] | |
5 Leaves 1-pinnately compound; stems monomorphic (leaves borne on primary shoots); berries blue or black | |
6 Plant caulescent; flower solitary, or cymose to umbellate, borne on a stem with leaves; leaf segments several; fruit a berry. | |