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black guillemotblack gum
Black Hamburg
Black Hamburg (grape
Black Hamburg grape
Black Hand
black haw
Black Hawk
black hellebore
black hemlock
black henbane
black hickory
Black Hills
black hole
Black Hole of Calcutta
black Hollander
-- black horehound --
Black horse
black huckleberry
black humor
black humour
black ice
Black Jack Pershing
black kite
black knapweed
black knot
black larch
Black latten
Black lead
Black lemur
Black letter
Black list
black locust
black horehound
| Noun | 1. |  black horehound - ill-smelling European herb with rugose leaves and whorls of dark purple flowers |