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Photo: Silphium integrifolium 4.

Gallery:
Botanical name:

Flowering tops. Helsinki bot.g., (Kump.), Finland. Planted. 2004-09-17.


Silphium integrifolium Michx.
Engl.: wholeleaf rosinweed.
Bot. syn.: Silphium laevigatum Pursh


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Photo: Silphium integrifolium 4.

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