HIGMAN, D. (2016). An ecologically annotated checklist of the vascular flora at the Chesapeake Bay Center for field biology, with keys. Smithsonian Institution Scholarly Press.

HIGMAN, Daniel. An Ecologically Annotated Checklist of the Vascular Flora at the Chesapeake Bay Center for Field Biology, with Keys. Smithsonian Institution Scholarly Press, 2016.

HIGMAN, Daniel. An Ecologically Annotated Checklist of the Vascular Flora at the Chesapeake Bay Center for Field Biology, with Keys. Smithsonian Institution Scholarly Press, 2016.