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South facing slope in a woodland. I should know what it is but…


0 thoughts on “Tinicum PA

  1. Karl Anderson said:

    That’s a Corydalis of some kind, I’m pretty sure, but it doesn’t look like our native rock harlequin (Corydalis flavula). It might be the (European) spring fumewort (Corydalis solida), a garden plant which the map on the USDA website shows as escaped in parts of New England and eastern Canada. So it would not be surprising if it turned up locally. I don’t know if it’s been previously recorded for PA. It had me scratching my head a bit.

    Karl A.

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