| 1. Greek Valerian [ Synonyms: polemonium reptans] | |
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Erect or spreading perennial of the eastern United States
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| 2. Greek Valerian [ Synonyms: charity, jacob's ladder, polemonium caeruleum, polemonium van-bruntiae, polymonium caeruleum van-bruntiae] | |
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Pinnate-leaved European perennial having bright blue or white flowers
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