boreal and northeastern forest

Betula alleghaniensis

the most shade tolerant birch? but also least shade tolerant of the tree spp that comprise of “northern hardwoods”

Betulaceae

yellow birch

Betula alleghaniensis

longest lived of the Betula spp on the list

Abies balsamea

most cold hardy evergreen that is common at highest elevations in the mountains of the northeast

Abies balsamea

of the shade tolerant spp in the boreal forest region, has the shortest longevity

Abies balsamea

waves of mortality common in ne US mountains at highest elevations (“___ waves”)

Betula papyrifera

bronze birch borer affects this species in the landscape following stress

Betula papyrifera

variety or species cordifolia??

Betula papyrifera

pioneer hardwood (i.e., angiosperm) species of the boreal forest that doesn't root sprout

Betula populifolia

birch confined to lowest elevations in the ne forest region

Betulaceae

gray birch

Fagus grandifolia

least economically valuable of the species that define “northern hardwoods”

Fagaceae

amercian beech

Fagus grandifolia

of the spp that define “northern hardwood forest”, the only one that root sprouts (it is common for it to) 

Fagus grandifolia?

most site-demanding of the shade tolerant species that define the "northern hardwoods”

Fagus grandifolia

threatened by a scale insect and fungus working together

Fagus grandifolia 

the only mast producer of the spp listed

Acer saccharum

about 20% of all trees in forests of ny

Larix laricina

most shade intolerant pioneer of acidic peatlands (or bogs)

Picea abies

moderately shade tolerant sp, not native to either forest region, but extensively grown in plantations 

Picea abies

of the two naturalized (not native to U.S., but now naturally-occurring) species, best for musical instruments

Picea glauca

relatively long-lived climax of the boreal forest

Picea glauca

largest of the transcontinental conifers

Picea glauca

most important commercial tree in canada

Picea mariana

reproduces by stem layering in acidic peatlands

dominant tree sp in bogs that reproduces commonly by layering 

Picea rubens

this spruce has the most southern geographical range in the us (of the spruces)

Picea rubens

prior to euro settlement was the most abundant tree species in the adks

Picea rubens

of the Picea species above, most abundant on mountainous uplands in Northeast into southern Appalachians

Picea rubens

Of the three native (i.e., to the U.S.) Picea species above, most sensitive to extreme cold.

Pinus banksiana

a fire climax because of its persistent and serotinous cones

best example of a fire climax sp

Pinus banksiana

of the pines of ny, least economically valuable 

Pinus banksiana

of native pines, most tolerant of driest, most infertile, barren soils

Pinus banksiana

kirtland warbler

Pinus banksiana 

cannot be aged by counting whorls of branches

Pinus resinosa

Pinus strobus

largest conifer of northeastern forests

Pinus strobus

most shade tolerant pine (of those listed)/native to the US NE and boreal

Pinus strobus

state tree of maine, michigan, and provincial tree of ontario

Pinus strobus

commonly forms a “supra” canopy above the main forest canopy in forests of the northeast

Pinus strobus

blister rust, white pine weevil, pine false webworm

Pinus sylvestris

best european tree planted in the US for christmas tree

of the pines, most important for christmas tree production in the US

Pinus sylvestris

“of the forest” (or woods)

Pinus sylvestris 

Pinus sp that is not native but is naturalizing in nys

Populus balsamifera

shade intolerant pioneer of streambanks in the boreal forest

pioneer hardwood (i.e., angiosperm) species of the boreal forest is most likely along floodplains

Populus balsamifera

reproduces by broken branches along streams in the boreal forest region

Populus balsamifera 

tallest hardwood/angiosperm sp in the boreal forest

Populus tremuloides

most widely distributed tree species in north america

Populus tremuloides 

pioneer of boreal forest uplands with seeds that live for only a few weeks in the summer

Thuja occidentalis

can reproduce by stem layering in cedar swamps

Thuja occidentalis 

most likely on wet or dry sites , as long as there is abundant calcium in the soil

Often common in northeastern U.S. on dry or wet substrates high in calcium and with high pH.

Thuja occidentalis

lives 1500+ years

Thuja occidentalis 

greatest longevity of all tree spp in the boreal and ne forest regions 

longest-lived tree, by far, in the northeastern US

Thuja occidentalis

tree of life (ou l’arbre de vie)

Tsuga canadensis

woolly adelgid and deer are devastating this species

Tsuga canadensis

creates a unique microhabitat beneath (cooler, acidic, extremely dark) especially in larger stands

Picea rubens or Tsuga canadensis? 

most economically valuable of shade tolerant conifers in NE forests