Hort 231: Partial Review for the FINAL ID Lab Exam (link to Midterm Review; link to Exams page)

(You must earn above 60% on this exam to pass the course)

Hort 231 Species Comparisons
Ash
Mahonia
Birch
Maple
Cotoneaster
Oak
Dogwood
Spirea
Hawthorn
Viburnum


Final ID Self-Quiz
Links to photos at the Oregon State University Dept. of Horticulture. Landscape Plants web site.
To see if you are correct: look at the URL for the link. It has the correct name or an abbreviation for the name in it. 
For example, <http://www.orst.edu/dept/ldplants/images/mane5.htm> shows a picture of Mahonia nervosa.
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31 32 33 34 35 36 37 38 39 40
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54 55
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61 62
63
64
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More Species Comparisons
Quiz pages (guess, then click on the answers link at the top of the page) or comparison pages
from Oregon State Univiversity Dept. of Horticulture Landscape Plants web site.
Mahonia leaves
American elm vs.
zelkova leaf



Winter Twigs and More
Some of the plants we have studied are easy to identify without leaves, by looking at twigs, fruit, or buds alone. 
Plant Classification Photos Galleries (Leigh Johnson's Biology 430 at BYU) has photos of some Hort 231 plants. 
From the links below, click to following photos to see more of the same plant.
Acer glabrum Aesculus Catalpa Cornus mas Cotinus coggygria
Gleditsia
Koelreuteria paniculata
Liquidambar styraciflua
Liriodendron tulipifera
Platanus
Robinia pseudoacacia
Betula occidentalis
Rosa
Ginkgo biloba
Antirrhinum majus

Virginia Lohr , Professor, E-mail: lohr@wsu.edu
Department of Horticulture
Washington State University
Pullman, Washington 99164-6414 U.S.A.
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Page updated June 26, 2012