n. A name for the different species of Gaylussacia, and for some of the species of Vaccinium, belonging to the natural order Vacciniaceæ, as also for their fruit.n. Gaylussacia hirtella, a true huckleberry, related to the dwarf huckleberry, but with the young parts and even the fruit hispid. It is found along the lower Atlantic and the Gulf coasts of the United States.