INKBERRY
inkberry, gallberry, gall-berry, evergreen winterberry, Ilex glabra
(noun) evergreen holly of eastern North America with oblong leathery leaves and small black berries
Source: WordNet® 3.1
Etymology
Noun
inkberry (countable and uncountable, plural inkberries)
Any of various plants that bear dark berries, or the berries themselves
Ilex glabra (winterberry, gallberry)
Ilex verticillata, American winterberry
Scaevola plumieri, a fan flower
Any plant of the genus Phytolacca, especially Phytolacca americana, the pokeweed.
Source: Wiktionary