Plants & Human Affairs
Cherries.wmf (7140 bytes) 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:

  1. distinguish between a tree and shrub

  2. distinguish between a compound and simple leaf

  3. distinguish between a leaf and leaflet

  4. describe the structure and purpose of a bud

  5. distinguish between opposite, alternate and whorled leaf arrangement

  6. use a simple dichotomous key to identify an unknown species

  7. recognize and identify a spur shoot, leaf scar, vascular bundle scar

  8. 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

  1. Read and understand the main concepts in the lab writeup

  2. Study the herbarium specimens of trees that are available in the lab

  3. Study the leaf silhouettes in the lab writeup

  4. Locate on the web images of each species.

 

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Last updated:  09/05/2008 / � Copyright  by SG Saupe