Caryopteris branches showing opposite leaf arrangement and sun and shade forms (Lohr)Horticulture 231

List 3 – Trees and More Shrubs with Opposite Leaves (practice quiz)

-. Scientific Name Common Name Family Origin Native
in WA
 1 Catalpa sp. Catalpa Bignoniaceae North Amer. & China
 2
 Kolkwitzia amabilis Beautybush Caprifoliaceae China
 3
 Symphoricarpos sp. Snowberry Caprifoliaceae North America, WA yes
 4
 Euonymus alatus Winged euonymus Celastraceae NE Asia
 5
 Cercidiphyllum japonicum Katsuratree Cercidiphyllaceae China, Japan
 6
 Cornus florida Flowering dogwood Cornaceae East. N. America
 7
 Cornus kousa Kousa dogwood Cornaceae Japan, China, Korea
 8
 Cornus mas Cornelian cherry dogwood Cornaceae Japan, Korea
 9
 Cornus sericea Redosier dogwood Cornaceae North America, WA yes
10 Cornus sericea 'Flaviramea' Yellowtwig dogwood Cornaceae Introduction
11
 Weigela sp.
 Weigela
 Diervillaceae Eastern Asia
12 Ligustrum sp. Privet Oleaceae N. China
13 Philadelphus sp. Mockorange Saxifragaceae N. hemisphere, WA yes
14
 Buddleja davidii Butterfly bush - Invasive!
 Scrophulariaceae China
15
 Caryopteris ×clandonensis Blue spirea Verbenaceae Japan, China

Plants repeated from Hort 232:

R1
 Gaillardia sp. Blanket flower Asteraceae Western US, WA yes
R2 Heuchera sp. Coralbells Saxifragaceae N. America, WA yes

Move to Hort 231 Plant List:

#1 #2 #3 #4
#5
#6 #7 #8 #9 #10

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 August 28, 2013