Fascicle: Bundle or tuft, usually bound at the base by a tight clustering of thin scales; needles of pines, uniquely among conifers, are arranged in fascicles. *
This Pinus sylvestris (Scots Pine) bears its needles in fascicles of two.
*Eckenwalder, J.E. (2009). Conifers of the world: the complete reference. Portland: Timber Press.