Spjut, R. W. 2007. J. Bot. Res. Inst. Texas. 1 270.
Marshall, H. 1785. Arbustrum Americanum.
Type Status:
Neotype
Place:
Vermont, United States, North America
Collection Date:
15 May 1877 and Sep 1877
Notes:
Specimen is mounted with 2 elements (May 15, 1877 & "Fruit Sept."). Spjut does not eplicitly designate which element is the neotype, but writes "A neotype was selected based on a cone-bearing specimen that showed the most common morphology" and provides a photograph with a closeup of the pollen-bearing cones (i.e., May 15, 1877 element).