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Plants & Human Affairs (BIOL106) - Stephen G. Saupe, Ph.D.; Biology Department, College of St. Benedict/St. John's University, Collegeville, MN 56321; ssaupe@csbsju.edu; http://www.employees.csbsju.edu/ssaupe |
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Plants & Human Affairs (BIOL106) - Stephen G. Saupe, Ph.D.; Biology Department, College of St. Benedict/St. John's University, Collegeville, MN 56321; ssaupe@csbsju.edu; http://www.employees.csbsju.edu/ssaupe |
Post-Lab: Deciduous Trees & Shrubs
Assignment: there will be a quiz on your lab experience during Cycle 4. For this quiz you should be able to:
distinguish between a tree and shrub
distinguish between a compound and simple leaf
distinguish between a leaf and leaflet
describe the structure and purpose of a bud
distinguish between opposite, alternate and whorled leaf arrangement
use a simple dichotomous key to identify an unknown species
recognize and identify a spur shoot, leaf scar, vascular bundle scar
identify the following species by sight:
| Ash Aspen Basswood Birch, paper Box elder Buckeye Catalpa Cherry Cottonwood |
Elm Ginkgo Hackberry Honey locust Honeysuckle Ironwood Kentucky coffee tree |
Maple, Red Maple, sugar Oak, white Oak, northern red Sumac Walnut Willow |
Study Hints:
Read and understand the main concepts in the lab writeup
Study the herbarium specimens of trees that are available in the lab
Study the leaf silhouettes in the lab writeup
Locate on the web images of each species.
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Last updated: 09/05/2008 / � Copyright by SG Saupe