Acer saccharum

Neighbor effects in mast year seedlings of Acer saccharum.

Nitrate deposition in northern hardwood forests and the nitrogen metabolism of Acer saccharum Marsh.

Even for late-successional Acer saccharum and Betula alleghaniensis, our germination percentages were far lower than viabilities estimated in New Hampshire (Graber and Leak 1992).

Within the deciduous forest, Acer saccharum and Fagus grandifolia had the highest values of 0.

Tree cover includes Acer saccharum and Quercus rubra.

RAPD reveals genetic similarity of Acer saccharum and Acer nigrum.

Arthonia caesia (Flotow) Korber Common on decorticate logs and on the lower trunks and limbs of a variety of trees including Acer saccharum (#1622).

Acer saccharum in all sizes and large Quercus dominated the older stand.

glauca 4a sugar maple Acer saccharum 4b yellow-wood Cladrastis lutea 4b Scotch elm Ulmus glabra 5 Norway maple Acer platanoides 5 English oak Quercus robur 5a Douglas maple Acer glabrum var.

Survival varied strongly by species: Acer saccharum (76%) [greater than] Betula alleghaniensis (71%) [greater than] B.

The most important species, based on relative importance values (RIV), are Fagus grandifolia, Acer saccharum, Prunus serotina and Fraxinus americana.

Tree Species/ Lichen Species Substrate Amandinea Amandinea dakotensis punctata Acer negundo Acer platanoides Acer saccharinum X Acer saccharum Betula papyrifera Carya ovata Catalpa speciosa Celtis occidentalis Crataegus crus-galli Crataegus mollis Fagus species Fraxinus americana Fraxinus quadrangulata Fraxinus pennsylvanica var.

The canopy over transects was closed and dominated by Acer saccharum and Quercus alba, with large Fagus grandifolia near but not over the transects.

Davis (1978, 1981) notes that Betula, Fagus grandifolia, Acer saccharum, and/or Quercus increased in abundance after the decline at a number of sites in the Northeast.

Acer saccharum populations that had regenerated in once-logged forests showed lower genetic diversity and higher genetic structuring than did those in old-growth forests (Baucom et al.