BIOL350 Lecture Notes - Lecture 2: Dutch Elm Disease, Birch Bark, Acer Rubrum
Document Summary
Biol 350 lecture 2-3 select trees & shrubs of ontario. Important note for tutorial 1 tree & shrub identification. Meet at the link (between b1 & esc), on the side towards dana porter library (the large planter with the ohio buckeye and honey locust trees. Involves walking outdoors around campus (rain or shine, hot or cold!! Dress appropriately (raingear if raining, avoid high-heels, etc. Note: this lecture presents many tree and tall shrub species common in ontario, but the one listed on this slide are not readily found on campus for the tree id tour (tutorial 1). Scots pine (pinus sylvestris) jack pine (pinus banksiana) black spruce (picea mariana) eastern hemlock (tsuga canadensis) tag alder (alnus sp. ) bitternut hickory (carya cordiformis) white oak (quercus alba) Key features to identify trees & shrubs: conifers vs. deciduous plants: Conifers (or gymnosperms, or softwoods) produce cones rather than flowers and fruits. They produce needle-like leaves and most are evergreen.
