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Berberidaceae Jussieu
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habit
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woody plants, herbaceous plants
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important diagnostics
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spiny stems or leaves
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distribution
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African, Asian, European, North American, South American
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leaf: position
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alternate
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leaf: nature
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not compound, compound, pinnately compound
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leaf: venation
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pinnate or hardly visible in leaves or leaflets.
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margin
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with entire margin, dentate
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leaf: epidermis
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epidermis of leaf papillose
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leaf: stipules
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absent
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inflorescence
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solitary, raceme, fascicle, compound, sympodial or monopodial
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flower: sexuality
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bisexual
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flower: symmetry
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actinomorphic
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flower: receptacle
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small
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flower: disc
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absent
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flower: perianth number
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7+
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flower: perianth nature
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perianth of calyx and corolla
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flower: sepal number
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3, 6+
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flower: sepal position
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all free from one another
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flower: sepal nature
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sepals imbricate or contorted
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flower: petal number
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6, 9
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flower: petal position
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all free from one another, petals imbricate
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stamen: number
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6
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stamen: symmetry
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the same number as and opposite the petals or alternate with the sepals
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stamen: anthers
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basifixed, introrse, opening by valves
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stamen: filaments
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free from the corolla, not connate
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pistil: style
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styles absent, stigmas sessile, style 1, or styles more or less connate
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pistil: carpel
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1
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pistil: ovary
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1-locular
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pistil: ovule
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2 in each loculus, 3+ in each loculus
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pistil
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carpels free from each other or carpel 1, ovules attached to the base of the ovary
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fruit: type
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fleshy
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fruit: seed
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1 seed, 2 seeds, 3+ seeds
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seed: embryo
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straight
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seed: endosperm
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seeds with endosperm
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