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Woody Plants and Shrubs > Species and Cultivars > Flashcards

Species and Cultivars Flashcards

1
Q

Caryopteris Clandonensis (Bluemist Shrub)

A

Worcester Gold: A yellow-leaved variety with light blue blooms.

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2
Q

Forsythia x intermedia (Forsythia)

A 
Lynwood Gold: A large cultivar (8 feet tall and wide), blossoms are more evenly distributed upon the stems. Leaves are dark green and large (5 inches) with deep serration, and more lancate in shape than the regular species.
Gold Tide (Courtasol): A low (2 feet tall an up to 6 feet wide), spreading. Leaves are lime green and very lancate with less noticeable serration.
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3
Q

Lonicera tatarica (Tatarian Honeysuckle)

A

Arnold’s Red: The most popular cultivar. Resistance to the Russian Aphid. Blossoms are red.

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4
Q

Lonicera xylosteum (European Fly Honeysuckle)

A

Emerald Mound: Compact form, slightly spreading (3 feet high by 5 feet wide). Blue-green foliage grows very dense, ideal for foundation plantings.
Claveyi: Smaller (5-6 feet tall and wide) excellent for parking lots, high tolerance of salt. Blooms are a creamy yellow.
Miniglobe: Compact, 4 feet high and wide. Small white blossoms the most inconspicuous of the species.

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5
Q

Philadelphus virginalus (Mockorange)

A

Miniature Snowflake: Dwarf 2-3 feet tall and wide
with very fragrant double-blooming flowers.
Natchez: Large (8-10 feet tall) that is extremely showy, flowers are not fragrant.
Blizzard: Compact (4-5 feet tall and 3 feet wide) single white blossoms that are very fragrant. Leaves are smaller and a lighter green.

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6
Q

Physocarpus opulifolius (Ninebark)

A

Diablo: Purple foliage, dark purple on the top of the leaf, gray-green shade bottom side. Flowers are white with a pink overcast. 8 feet tall and wide.
Summer Wine: Smaller (5 feet high and wide), deeply lobed dark red foliage and pinkish-white blossoms.
Snowfall: Green-leaved cultivar, bright white blossoms. Spreading and cascading. 6 feet tall, 10 feet wide.
Dart’s Gold: Bright yellow before fading to lime green in the summer. White blossoms. 5 feet high and wide.

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7
Q

Potentilla fruiticosa (Potentilla)

A

Abbotswood: White blossoms stand out against the blue-green foliage.
Red Ace: Dark red-orange blossoms.
Gold Drop: Superior yellow-blooming Profuse and consistent bloomer.
Tangerine: Yellow blossoms with heavy orange overtones are very beautiful. Unfortunately, I have had little success with maintaining.
Apricot Whisper: Apricot colored flowers, light green foliage. Slightly smaller.
Pink Beauty: Pure pink flowers with dense green foliage.

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8
Q

Spiraea x bumalda (Bumald Spirea)

A

Anthony Waterer: Most used Spirea.New leaves emerge red before turning to green, then turn to a deep maroon color in the fall. Blossoms are bright pink. Reaches 4 feet tall and wide.
Crispa: Smaller, grows 2-3 feet tall and wide. Leaves have deeply cut serrations with overtones of red. Flowers are bright pink.
Goldflame: Foliage has beautiful variegation on young foliage of yellow, orange and lime green turning to green in the summer. Pink bloomer.

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9
Q

Spiraea japonica (Japanese Spirea)

A

Alpina: Small leaved (3/4 inch long), dark green, slightly serrated leaves, clusters of light pink and white flowers. Short and spread, 1-2 feet tall, 3-4 feet wide.
Little Princess: Small leaved (3/4 inch long), rich green leaves. Slightly larger, nearly 3 feet. Blossoms are a pale pink.
Shirobana: Large nearly 4 feet. Clusters of dark pink, light pink and white blossoms.
Magic Carpet: Dwarf (18-24 inches) with vibrant leaf coloration. Leaves emerge dark red and slowly fade to orange, then yellow and finally to a light green. Blossoms are pink.

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10
Q

Syringa x vulgaris (Common Lilac)

A

Alba: A large white cultivar with a good scent. 10 feet tall.
Ludwig Spaeth: Bright purple flowers and an excellent smell. 10-12 feet high and 6-8 feet wide.
Charles Joly: Hot pink or magenta blooms. 10 feet tall and wide.
Sensation: Bicolored purple flowers with white edges. 10 feet tall.
President Lincoln: Nearly true blue blossoms. Reaches 8 feet high with a slightly larger width.
Syringa meyeri Palibin: Dwarf Korean Lilac- Dwarf, fragrant light pink blossoms. 4-5 feet tall and wide.

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11
Q

Vibrunum opulus (European Cranberry Bush Viburnum)

A

Compactum: Half the size (4-6 feet tall and wide), good flower and fruit production.
Nanum: Dwarf (2 feet tall and wide) very dense habit, globular form. Rarely flowers or sets fruit.
Sterile (or Roseum): Snowball Bush. Large white double blooms.

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12
Q

Berberis thunbergii atropurpurea (Japanese Red Barberry)

A

Concorde: Dark wine-colored leaves which are slightly rounder than the regular species. 18 to 24 inches high and wide.
Crimson Pygmy: Compact and tightly branched, 2-3 feet tall.
Helmond Pillar: Upright, dark purple foliage. 4-5 feet tall and 2 feet wide.
Kobold: Dwarf (2 feet tall and wide) green-leaved.
Rosey Glow: New growth appears a mottled pink and red.

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13
Q

Cornus alba ‘Elegantissima’ (Variegated Tatarian Dogwood)

A

Ivory Halo: Smaller, compact. 5-6 high and wide. Susceptible to leaf burn and leaf spot.

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14
Q

Cornus sericea (Redosier (Redtwig) Dogwood)

A

Baileyi: Large, bright-red stems in the winter and very light blue berries.
Flaviramea: Yellow-twig dogwood, bright yellow stems. 6-8 feet tall and slightly wider.
Isanti: Compact (5 feet high and wide) with good flowers and fruit.
Kelseyi: Dwarf, 1-2 feet high and slightly wider.

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15
Q

Ligustrum vulgare (Privet)

A

Lodense:Compact, leaves are slightly smaller. 4 feet high and wide.
Cheyenne: Upright. Leaves are a bit longer. 12-15 feet high and 5 feet wide.

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16
Q

Rhamnus frangula ‘Columnaris’ (Tallhedge Buckthorn)

A

Ron Williams (Fine Line): Thin lacy foliage creates a light and airy look. Smaller, compact. 4-5 feet high, 18 inches wide.

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17
Q

Rhus typhina or glabra (Staghorn Sumac)

A

Bailtiger (Tiger Eyes): Multi-colored cut leaves. Lime green and then turn to yellow and the margin of the leaf often has red highlights.

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18
Q

Ribes alpinum (Alpine Currant)

A

Green Mound: Slightly smaller (3-4 feet high and 2-3 feet wide). More dense and spreading.

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19
Q

Salix purpurea ‘Nana’ (Dwarf Arctic Willow)

A

S. integra ‘Hakuro Nishiki’: New growth emerges pink, fades to white and then a dappled white and green. 4-5 feet high and wide.
S. caprea ‘Pendula’: Weeping. Soft silvery catkins cover the tree, later replaced by green leaves.

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20
Q

Sambucus canadensis (American Elderberry)

A

Aurea: Large yellow-leafed, bright red fruit. 8-10 feet high and wide.
S. nigra ‘Eva’ or Black Lace: Large (10 feet high and wide) purple-leafed variety, lace-like foliage, large corymbs of pink-tinged white blossoms.

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21
Q

Acer ginnala (Flame Maple)

A

Flame: Consistent production of deep and vibrant red fall color. Samaras have red wings.

22
Q

Acer palmatum (Japanese Maple)

A

Bloodgood: Large, purple-red foliage. One of the most cold hardy varieties.
Emperor I: Larger (20-25 feet tall), vibrant deeply lobed purple-red leaves. Grows faster and is more resistant to late frosts and heat damage.
Hogyoku: Large, green leaves turn golden orange in the fall.
Rhode Island Red: Dwarf form with dark red leaves, excellent round shape.
Dissectum Crimson Queen: Small, (10 feet tall), weeping. Leaves are deeply cut and serrate, lace-like. 5-11 lobes per leaf.

23
Q

Corylus sp. (Filbert or Hazelnut)

A

Corylus maxima Purpurea - Purple Giant Filbert. Large shrub (15-20 feet high),dark purple leaves in spring, fading to dark green in the summer.
Corylus avellana Contorta - Harry Lauder’s Walking Stick. Stems are extremely twisted and contorted.
Corylus avellana - European Filbert Grows.20 feet tall and forms a very dense shrub.
Corylus colurna - Turkish Filbert. Up to 40 or 50 feet tall. It is upright.

24
Q

Euonymus fortunei (Wintercreeper Euonymus)

A

Coloratus Low: Spreading, dark green leaves that turn purplish in the winter.
Emerald ‘n Gold: Spreading shrub with green leaves with yellow margins.
Emerald Gaiety: Green leaves with white margins, the leaves have a pink overcast during the winter. 4 feet high and wide.

25
Q

Magnolia x soulangiana (Saucer Magnolia)

A

Magnolia stellata: Star Magnolia Star Magnolia. Smaller. About 15 feet high. White blossoms are also smaller. The blossoms have many narrow petals, giving the flower a light appearance.
Magnolia x loebneri Merrill: Merrill Magnolia. Larger (up to 35 feet high). White blossoms resemble those of the Saucer Magnolia, but are slightly smaller in size.

26
Q

Malus sp. (Flowering Crabapple)

A

Royal Raindrops: Rounded. 20 feet high and 15 feet wide. Bright magenta single-blossoms, purple leaves with five lobes, the central three lobes being longer than the outer two. Fruit is red and small. Good disease resistance.
Pink Spires: Upright, oval. 15 feet high and 10-12 feet wide. Single-blossoms are bright pink, elliptic leaves emerge purple dark green. Very susceptible to fire blight. The deep red fruit is persistent.
Louisa: Bright red buds open into true pink single-blossoms. Broad spreading or weeping. Dark green leaves are elliptic and serrated. The fruit is yellow. Good disease resistance.
Spring Snow: Larger (up to 25 feet high) rounded. Single-blossoms are white and fragrant. Almost entirely fruitless. Not as resistant to disease, susceptible to scab and fireblight.
Prairifire: Bright magenta blossoms and purple elliptic foliage. Foliage slowly fades to green, but retains purple hues on the underside of the leaf.

27
Q

Prunus cerasifera (Flowering Plum)

A

Mt. St. Helens: Faster growing, more upright. Leaves are slightly larger, retain their purple color better. Reaches 20 feet high and wide.
Newport: Hardy. Leaves emerge purple before fading slightly to a bronze-purple color. Its branching habit is very dense and even somewhat erratic. 18-20 feet high and wide.
Thundercloud: Another purple leaf variety. Slightly more upright in its branching habit. It reaches 20 feet high and wide.

28
Q

Syringa reticulata (Japanese Lilac Tree)

A

Ivory Silk: Vase shape, making it especially good as a street tree. Blossoms are white, fragrance is good. Reaches 20 feet high by 15 feet wide.

29
Q

Betula nigra (River Birch)

A

Cully (Heritage): Bark is lighter than the regular species and can appear as a creamy-tan to white. Slightly smaller.

30
Q

Betula pendula (European White Birch)

A

Dalecarlica: Most delicate-looking. Deeply cut leaves that give the tree a very airy look.
Youngii: A dwarf, contorted weeping form.

31
Q

Carpinus betulus (European Hornbeam)

A

Fastigiata: Vase-shape at maturity. Dense branching, branches begins very low to the ground.
Pendula: A medium sized weeping form.

32
Q

Cercis canadensis (Eastern Redbud)

A

Forest Pansy: A purple-leaved.
Covey: A small weeping form and contorted branches.
Alba: A white blooming.

33
Q

Ginkgo biloba (Gingko)

A

Autumn Gold: A male selection with a symmetrical and broad pyramidal form.

34
Q

Gleditsia triacanthos inermis (Thornless Common Honeylocust)

A

Shademaster
Imperial: A smaller variety
Skyline: More upright growth
Sunburst: Smaller tree, yellow, then bright lime.

35
Q

Morus alba (White or Common Mulberry)

A

Chaparral: A small fruitless variety with a weeping form.

36
Q

Prunus serrulata (Japanese Flowering Cherry)

A

Kwanzan: The most cold hardy of the showy, double blooming cultivars.
Prunus sargentii - Sargent Cherry Cold hardy to zone 4. Bears single pink blossoms. Wide branching.

37
Q

Quercus robur (English Oak)

A

Fastigiata - Skyrocket Oak: A popular columnar form of oak.

Crimson Spire: Identical to Skyrocket except that the fall color is a brilliant red.

38
Q

Robinia psuedocacia (Black Locust)

A 
Umbraculifera: Dense rounded, umbrella-shaped canopy. It is nearly thornless, produces very few flowers.
Purple Robe: Bright purple blossoms, blooms for two weeks or longer. Nearly seedless. 
Twisty Baby (Lacy Lady): A smaller form with heavily contorted branches and stems.
39
Q

Acer platanoides (Norway Maple)

A

Crimson King: Rich maroon color.
Emerald Queen: Tall, upright, deep green leaves.
Drummondii: Variegated with light green leaves with creamy margins.
Columnar: Upright branching, very tall.
Globosum: Strange looking very formal globular canopy, looks pruned.
Parkway: Another upright, more spread out than tall.

40
Q

Acer rubrum (Red Maple)

A

Red Sunset: Best red color.
Acer x freemanii - Armstrong A hybrid cultivar of Red Maple and Silver Maple. Leaves have five lobes, color is inconsistent.
Acer x freemanii - Autumn Blaze Also a hybrid of the Red and Silver Maples. Long lasting color.

41
Q

Acer truncatum (Purpleblow or Shantung Maple)

A

Pacific Sunset: A hybrid with Acer platanoides. Upright form with fine branching.
Norwegian Sunset: Also a hybrid with Acer platanoides. Upright. Denser branching.

42
Q

Fraxinus pennsylvanica (Green Ash)

A

Marshall’s Seedless:Male selection, glossy leaves is seedless.
Patmore: Improved form of Marshall’s Seedless that is slightly more upright, more disease and pest resistant.

43
Q

Tilia americana (American Linden or Basswood)

A

Redmond: Distinctly dense, pyramidal shape.

44
Q

Tilia cordata (Littleleaf Linden)

A

Greenspire: Very symmetrical, smaller.

45
Q

Aesculus hippocastanum (Common Horsechestnut)

A

Aesculus x carnea Baumannii: Double blooming white flowers. No fruit.
Aesculus x carnea Briotti: Smaller; rounded shape. Bright red flowers instead of white.

46
Q

Crataegus laevigata (English Hawthorn)

A

Crimson Cloud: Single red blossoms have a white center. More upright than the regular species,improved resistance to fireblight and leaf spot.
Paul’s Scarlet: Blossoms are double blooming clusters that are reminiscent of small roses. Very beautiful tree.

47
Q

Fagus sylvatica (European Beech)

A

Dawyck: A very tall columnar form.
Dawyck Purple: A purple-leaved form of Dawyck.
Tricolor: Unusual. Limited supply and slow growth rate make it expensive. Leaf is a dark purple-green while the margin has interweaving shades of light and bright pink.
Asplenifolia: Delicate and lacy.
Pendula: Weeping.
Purpurea Pendula: Purple Weeping.
Rhoan: Purple leaves with undulating margins.

48
Q

Populus deltoides (Easter Poplar/Cottonwood)

A

Siouxland: A cottonless form.

Populus deltoides Afghanica or Theves Poplar: It is columnar and upright.

49
Q

Pyrus calleryana (Bradford Callery Pear)

A

Aristocrat: It has an upright form, prone to breakage.
Capital: A very tight and columnar form.
Chanticleer: Pyramidal.
Autumn Blaze: Upright pyramidal. Cold hardy, good fall color.

50
Q

Sorbus aucuparia (European Mountainash)

A

Cardinal Red: Quick grower with a good upright form. The leaves have a silver tinge.

51
Q

Ulmus parvifolia (Chinese/Lacebark Elm)

A

Frontier: A smaller cultivar with a good vase shape.

Woody Plants and Shrubs (3 decks)

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