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Bignoniaceae A. L. 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, tendrils present
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hairs
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glandular, stellate, branched
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distribution
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African, Asian, Australian and Oceanian, North American, South American
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leaf: position
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opposite or verticillate, alternate
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leaf: nature
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not compound, compound, pinnately compound, palmately compound
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leaf: venation
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pinnate or hardly visible in leaves or leaflets., palmate in leaves or leaflets
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margin
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with entire margin, lobed or divided, dentate
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leaf: stipules
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absent, present
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inflorescence
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simple, sympodial, 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, zygomorphic or irregular
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flower: receptacle
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small
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flower: disc
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absent, present
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flower: perianth number
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5, 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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0, 5
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flower: sepal position
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connate
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flower: petal number
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5
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flower: petal position
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petals connate, petals imbricate
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stamen: number
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2, 4, 5
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stamen: anthers
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basifixed, introrse, opening by longitudinal slits
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stamen: filaments
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inserted on the corolla, not connate
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stamen: other characters
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staminodia present
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pistil: style
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style 1, or styles more or less connate
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pistil: carpel
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2
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pistil: ovary
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1-locular, 2-locular, 4-locular
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pistil: ovule
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3+ in each loculus
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pistil
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ovules parietal, carpels connate, ovules axile, carpels connate, ovules attached to the central axis or ventrally in apocarpae
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fruit: type
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a capsule, a nut, fleshy
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fruit: seed
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3+ seeds
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seed: embryo
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straight
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seed: cotyledons
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folded or crumpled
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seed: endosperm
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seeds without endosperm, seeds with endosperm
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