Developing Species-Age Cohorts from Forest Inventory and Analysis Data to Parameterize a Forest Landscape Model

Table 1

Relative frequency, density, and abundance of the 22 most common tree species at Fort Drum, New York, USA.

Species	Number of plots where present	Relative frequency	Relative basal area	Relative abundance
Acer rubrum	3734	55.8	13.7	20.0
Prunus serotina	2983	44.6	8.9	11.0
Pinus strobus	2385	35.6	31.4	16.7
Populus tremuloides	1702	25.4	5.0	7.2
Acer saccharum	1624	24.3	9.2	8.2
Ulmus americana	1168	17.4	1.4	3.3
Fraxinus americana	1080	16.1	1.9	3.0
Betula populifolia	1057	15.8	0.6	3.7
Tsuga canadensis	1018	15.2	9.2	8.2
Quercus rubra	754	11.3	5.2	3.2
Betula alleghaniensis	691	10.3	1.2	1.9
Fagus grandifolia	583	8.7	1.2	1.5
Tilia americana	505	7.5	1.6	2.0
Populus grandidentata	433	6.5	1.7	1.9
Ostrya virginiana	345	5.2	0.1	0.9
Quercus alba	332	5.0	1.0	0.8
Amelanchier laevis	279	4.2	0.1	0.7
Fraxinus nigra	273	4.1	0.3	1.0
Pinus resinosa	229	3.4	1.7	1.2
Betula papyrifera	194	2.9	0.2	0.5
Thuja occidentalis	163	2.4	0.6	1.2
Carya cordiformis	117	1.7	0.3	0.4