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ophis: southern catalpa
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ophis: flowers with swollen tubes and ruffled five-lobed limbs
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ophis: stamens arch along roof of corolla tube
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ophis: anthers basifixed, with one locule reversed
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ophis: lower half corolla three-lobed, the tube striped
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ophis: corolla fallen on left, still folded on right
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ophis: 1st year twig 6 mm thick at base
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ophis: 2nd yr twig
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ophis: lear scars rounded