Conium maculatum.

Botanical name: 

(This is considered a deadly umbellifer - I wouldn't try to eat it. -Henriette)

Conium maculatum Linn. Umbelliferae. Herb Bennet. Poison Hemlock.

Europe and the Orient. Poison hemlock has become naturalized in northeastern America from Europe. Although poisonous, says Carpenter, in the south of England, it is comparatively harmless in London and is eaten as a potherb by the peasants of Russia.

Sturtevant's Edible Plants of the World, 1919, was edited by U. P. Hedrick.