Evolution
Plants not closely related that independently evolve similar traits as a result of having to adapt to similar environments or ecological niches.
What is Convergent evolution
A conifer with needles in clusters of 3, with cones that are fire adapted.
What is pitch pine?
A group of plants that have naked seeds (ie they are exposed to the air and can be seen in the cone or fruit without having to cut anything open.
What is a gymnosperm?
A conifer with needles flat in cross section with white stripes on the underside. clear opposite branching patterns
What balsam fir?
what is the latin for red pine
What is Pinus resinosa?
The name of the super continent when all land masses on earth were massed together
What is pangea?
A western conifer species that has cones with bracts that stick out, not a true fir.
What is Douglas fir?
Living plant tissue that transports sap (nutrients) from the leaves to the rest of the tree
What is phloem?
The only conifer in the east that is deciduous.
What is eastern larch or tamarack?
What is the latin for eastern white pine
What is Pinus strobus?
During the Devonian around 390 million year ago these evolved that could live for several decades.
What are the protogymnosperms (ie the first trees)?
A native conifer with the longest needles of the eastern pines in bundles of 2 with reddish flaky bark.
What is red pine?
Plant tissue that makes up a large portion of the tree biomass and transports water from roots to rest of tree.
What is xylem?
A conifer that is non native to the east, has 4 sided poky needles, with droopy branches.
What is norway spruce?
What is the latin for red spruce?
What is Picea rubens?
A native spruce found in acid bogs and mountain tops, short needles.
What is black spruce?
The portion of an annual ring that develops later in the season, is denser with cells having thicker walls
What is Late or summer wood?
A conifer with orange bark on the higher trunk and branches, a non native to eastern US
What is Scotch pine?
What are the names of the two genera of the cedar species we are studying?
What is Juniperus sp. and Thuja sp.?
A method of classification of animals and plants according to the proportion of measurable characteristics that they have in common.
What is cladistics
A non native conifer planted as an ornamental. Has stiff needles pubescent twigs.
What is blue spruce?
The main conducting elements that make up the wood of hardwoods and conifers.
What are vessels and tracheids?
A native conifer to eastern US with a droopy top and alternate branch pattern
What is Eastern hemlock?
Are the names of the 6 genera in the Pinaceae family?
What are Abies, Larix, Pinus, Picea Pseudotsuga and Tsuga?