primary woodland species
1. Tree species that are confined to primary woodland.
2. Tree species that occur in primary woodland but also in localities where their presence is explained by planting or by their survival from the clearance of what was once primary woodland, e.g. in hedges and on stream banks.
"primary woodland species." A Dictionary of Plant Sciences. . Encyclopedia.com. (August 20, 2018). http://www.encyclopedia.com/science/dictionaries-thesauruses-pictures-and-press-releases/primary-woodland-species
"primary woodland species." A Dictionary of Plant Sciences. . Retrieved August 20, 2018 from Encyclopedia.com: http://www.encyclopedia.com/science/dictionaries-thesauruses-pictures-and-press-releases/primary-woodland-species