Our Native Maples (3.24611)

Date: 1944
Creator: Watts, May Theilgaard
Type: Drawing
Description:Illustrations of four species of maple, created to accompany "The Maples of The Morton Arboretum" article featured in Morton Arboretum Bulletin of Popular Information. Drawings show tree shape, including top, twigs, branches, size, winged seeds, and leaves. Descriptive text gives details of tree structure (branching, bark, and trunk), habitat, seed ripening schedule, and leaf details including color and sinus structure. Red maple seeds illustration is a cut out piece glued in place.

Illustrations depicted from top to bottom, left to right:

• Sugar maple -- Acer saccharum
  • tree - round top; dark smooth on young branches; right-angled branching; sap-sucker holes; stone-gray bark with thick plates loose along one edge; upland
  • seeds - ripe in September-October
  • leaf - smooth, thin, yellow in Fall
• Silver maple -- Acer saccharinum
  • tree - broad top; smooth gray young branches; branches bend downward with tips turning upward; long loose scales on bark; trunk often divides near ground; lowland
  • seeds - ripe in May
  • leaf - silvery beneath; acute, deep sinuses
• Red maple -- Acer rubrum  
  • tree - pale gray upper branches; red twigs; dark gray bark; swamp, river-bottom, upland
  • seeds - ripe in May-June
  • leaf - silvery beneath, V-shaped sinuses, scarlet in Fall
• Box-elder -- Acer negundo
  • tree - small tree; bushy spreading top, purplish twigs, bark with narrow shallow ridges; river bottoms
  • seeds - ripe in summer; hangs on a winter
  • leaf - prominent veins; 3 to 7 leaflets

Extent: 1 sheet

Winter Twigs, page 2 (3.24631)

Date: 1943
Creator: Watts, May Theilgaard
Type: Drawing
Description:Page 2 of 4, illustrations showing identifying characteristics of different types of winter twigs, created to accompany "Winter Twigs" article featured in Morton Arboretum Bulletin of Popular Information.  Original identifying text has detached and is mostly missing.

Illustrations are divided into two sections, depicted from top to bottom, left to right:

1) [Original text] TREES WITH OPPOSITE BRANCHING

• White ash -- Fraxinus americana
• Black ash -- Fraxinus nigra
• Blue ash -- Fraxinus quadrangulata
• Red ash -- Fraxinus pennsylvanica
• Sugar maple -- Acer saccharum
• Norway maple -- Acer platanoides
• Red maple -- Acer rubrum
• Silver maple -- Acer saccharinum
• Box-elder -- Acer negundo
• Horse-chestnut -- Aesculus hippocastanum
• Ohio buckeye -- Aesculus glabra
• Flowering dogwood -- Cornus florida
• Catalpa -- Catalpa speciosa  [and] Catalpa bignonioides

2) [Original text] TREES WITH CATKINS PRESENT IN WINTER 

• Ironwood -- Ostrya virginiana
• Gray birch -- Betula populifolia
• [as a single illustration:]
  • Yellow birch -- Betula lutea
  • River birch -- Betula nigra
  • Cherry birch -- Betula lenta
  • Paper birch -- Betula papyrifera
  • European white birch -- Betula pendula
• European alder -- Alnus glutinosa

Some terms and text originally adhered to board have detached and are housed with art.
Extent: 1 sheet

Landscape with Houses and Trees (3.24647)

Date: 20th century
Creator: Watts, May Theilgaard
Type: Drawing
Description:Illustration of a hilly landscape with five houses, pasture, fences, farm land, a lake, a stream, a bridge, roads, a water wheel, and many trees. Trees are drawn to indicate general shape and each tree is identified. NATURE STUDY GUILD is stamped in purple on piece of board and glued at top right. 

Trees depicted:

White pine -- Spruce -- Austrian pine -- Pear -- Sassafras -- Sumac -- Black willows -- Box elder -- 
Apple -- Red cedar -- Norway pine -- Yellow birch -- Black walnut -- Sour gum -- White cedar -- Poison sumac -- Tamarack -- White ash -- Chestnut oak -- Blue ash -- Red oak -- Beech -- Shagbark hickory -- Mockernut hickory -- Red maple -- Pignut hickory -- Wafer ash -- River birch -- Buckeye -- 
Shingle oak -- Bur oak -- Linden -- Cherry birch -- Shadbush -- Hill's oak -- White oak -- Sugar maple -- Black locust -- Black cherry -- Large-toothed poplar -- Cottonwood -- Waahoo -- Trembling aspen -- Witch-hazel -- Flowering dogwood -- Ironwood -- Chestnut -- Pin cherry -- Choke cherry -- Wild crab -- Wild plum -- Redbud -- Water beech -- Balm of Gilead -- Red mulberry -- Tulip tree -- Sycamore -- Bitternut hickory -- Slippery elm -- Butternut -- Swamp white -- Kentucky coffee tree -- Red ash -- Honey locust -- Hawthorne -- Lombardy poplars -- European alder -- Black ash -- Osage orange hedge -- Ailanthus -- Paw-paw -- Hackberry -- White birch -- American elm -- Catalpa -- Norway maple -- Weeping willow -- White wilow -- Pin oak -- Horse chestnut -- Mountian ash -- Pussy willow -- Fir -- Ginkgo -- Silver maple -- Scotch pine -- Silver poplar
Extent: 1 sheet

Red-winged starling or marsh blackbird = [graphic] Icterus phoeniceus. Daud. / drawn from nature by J.J. Audubon chromolithy. by J. Bien. (3.25002)

Date: 1860
Creator: Audubon, John James, 1785-1851.
Type: Print
Extent: 1 print : chromolithograph 100 x 68 cm.

Leaf Prints: Red Maple (3.27710)

Date: circa 1950
Creator: Watts, May Theilgaard
Type: Print
Description:A white negative nature print of red maple leaves, stems, and flowers on a dark background with identifying text at bottom right handwritten by May T. Watts.

Identifying text: 

• Maple red
• Acer rubrum

Extent: 1 sheet

Tree Portraits: Red Maple (3.31791)

Date: 1940 – 1950
Creator: Watts, May Theilgaard
Type: Painting
Description:Color silhouette of a Red Maple tree, including a nature print outline of a leaf, drawings of a twig with buds, seeds, and descriptive text.

Header: RED MAPLE

Drawings and text, from top to bottom, left to right:

• leaf
• tree
• twig with buds: opposite-branching
• seeds: ripe in May-June; found in lowlands but also on uplands

Extent: 1 sheet

Tree Portraits: Red Maple 2 (3.31872)

Creator: Watts, May Theilgaard
Type: Painting
Description:Color silhouette of a red maple tree, including a nature print outline of a leaf.
Extent: 1 sheet

Trees Native To This Region (3.33823)

Creator: Watts, May Theilgaard
Type: Drawing
Description:A large illustration depicting a cross-section of hill with several types of trees growing down its slope. The trees are drawn in silhouette and are grouped into four categories based on location. Each tree is also accompanied by a line of color across the top indicating the color of its leaves in Fall as well as an outline of its leaf below.

Header: 

• TREES NATIVE TO THIS REGION

Additional text, at bottom left:

• THE COLOR LINE OVER EACH TREE / INDICATES ITS CHARACTERISTIC / FALL COLORING. NATIVE TREES / GIVE US THE BEST COLOR

Types of trees depicted:

• TREES OF OUR UPLANDS
  • witch-hazel -- white oak -- red oak -- Hill's oak -- sugar maple -- ironwood -- shadbush -- shagbark hickory -- black cherry -- blue ash -- bur oak -- white ash -- linden
• TREES of the EDGE of the FOREST
  • aspen -- sumac -- choke cherry -- wild crabapple -- hawthorn -- wild plum
• TREES of our LOWLANDS
  • black ash -- slippery elm -- American elm -- walnut -- hackberry -- cottonwood -- black willow -- silver maple
• TREES of our SWAMPS
  • [sour gum] tupelo -- yellow birch -- tamarack -- red maple -- poison sumac

Extent: 1 sheet

Students in a Junior Forestry class, posing with a leaf chart (3.34126)

Type: Photographic image
Description:School children participate in a Junior Forestry class with May T. Watts at the Morton Arboretum. A girl and a boy hold a leaf chart that features oak, maple, and sumac leaves.
Extent: 1 slide

Education charts: Florida (3.34230)

Type: Photographic image
Description:An educational chart created by May T. Watts for The Morton Arboretum, depicting a Florida association. A detailed illustration of a single tree leaf is positioned at the center of the chart, surrounded by four vingnettes showing additional flora and fauna found within the ecological community. 

Header: FLORIDA

Labels and image from top to bottom, left to right:

• water hyacinth
• American egret
• bald cypress
• alligator
• cabage palm / red maple

Extent: 1 slide

The Morton Arboretum Quarterly V. 06 No. 02 (3.34571)

Date: June 21 – September 20 1970
Type: Serial
Description:

• Firethorn (Pyracantha) in Northeast Illinois: A Second Look (17-25, 32)
• Rain Tree Fountain (26-27)
• Red Maple, Acer rubrum: Maple Family (Aceraceae) (28-29)
• Wild Flower Protection in Illinois (30-31)
• Arboretum News and Notes (32)
• Climatological Summary (32)

(links to these articles can be found below under RELATED OBJECTS)
Extent: 16 pages

Acer (maple), bud and twig comparison (3.38063)

Type: Photographic image
Description:Buds on twigs of four different species of maple, from left to right: Acer negundo (boxelder), Acer rubrum (red maple), Acer platanoides (Norway maple), Acer saccharum (sugar maple)
Extent: 1 slide

Acer rubrum (red maple), buds (3.38116)

Date: March 1979
Creator: Kohout, Kitty
Type: Photographic image
Description:Acer rubrum (red maple), closeup detail of reddish twig with large, rounded and opposite flower buds
Extent: 1 slide

Acer rubrum (red maple), fruit (3.38117)

Date: June 1966
Type: Photographic image
Description:Acer rubrum (red maple), closeup detail of two-winged pink and green samara fruit hanging from twig
Extent: 1 slide

Acer rubrum (red maple), fruit, spring (3.38118)

Date: May 1961
Creator: Scott, Marion
Type: Photographic image
Description:Acer rubrum (red maple), closeup detail of two-winged pink and green samara fruit hanging from twig staged against a blue backdrop
Extent: 1 slide

Acer rubrum (red maple), fruit and leaves, spring (3.38119)

Date: May 1975
Creator: Stickney, William S.
Type: Photographic image
Description:Acer rubrum (red maple), multiple twigs with bright green leaves and hanging clusters of two-winged pink and green samara fruit

Living Collections Accession Number: 769-38
Location on grounds using The Morton Arboretum grid map: J-54/00-10 (Children's Garden)
Extent: 1 slide

Acer rubrum (red maple), fruit (3.38120)

Date: December 1972
Creator: Reynolds, P. J.
Type: Photographic image
Description:Acer rubrum (red maple), closeup detail of single samara fruit with typical slightly divergent wings and pink and green coloring
Extent: 1 slide

Acer rubrum (red maple), flowers, spring (3.38121)

Date: April 27 1982
Creator: Kohout, John, Kohout, Kitty
Type: Photographic image
Description:Acer rubrum (red maple), detail of flowers developing in bright red clusters on twig in spring

Living Collections Accession Number: 910-57
Location on grounds using The Morton Arboretum grid map:  N-57/28-11 (Diversity)
Extent: 1 slide

Acer rubrum (red maple), leaves and fruit (3.38122)

Date: May 1972
Creator: Kohout, John, Kohout, Kitty
Type: Photographic image
Description:Acer rubrum (red maple), closeup detail of emerging leaves and two-winged pink and green samara fruit clusters hanging from twig
Extent: 1 slide

Acer rubrum (red maple), leaves (3.38123)

Date: April 1974
Type: Photographic image
Description:Acer rubrum (red maple), closeup detail of a sprig of leaves showing signs of some sort of trauma with yellowing edges and abrasions; possibly leaf scorch or Verticillium wilt.
Extent: 1 slide

Acer rubrum (red maple), leaves, summer (3.38124)

Date: August 1973
Creator: Stickney, William S.
Type: Photographic image
Description:Acer rubrum (red maple), bright green leaves arrangeed on twig during the summer

Living Collections Accession Number: 1030-27
Location on grounds using The Morton Arboretum grid map: R-99/44-45 (Acer Collection)
Extent: 1 slide

Acer rubrum (red maple), fruit, spring (3.38125)

Date: May 1975
Creator: Stickney, William S.
Type: Photographic image
Description:Acer rubrum (red maple), closeup detail of two-winged pink and green samara fruit hanging in clusters

Living Collections Accession Number: 769-38
Location on grounds using The Morton Arboretum grid map: J-54/00-10 (Children's Garden)
Extent: 1 slide

Acer rubrum (red maple), leaves and fruit, spring (3.38126)

Date: May 5 1981
Creator: Kohout, Kitty
Type: Photographic image
Description:Acer rubrum (red maple), closeup detail of leaves and two-winged pink and green samara fruit clusters hanging from twig

Living Collections Accession Number: 910-57
Location on grounds using The Morton Arboretum grid map:  N-57/28-11 (Diversity)
Extent: 1 slide

Acer rubrum (red maple), leaves and fruit (3.38127)

Date: 1978
Creator: Kohout, Kitty
Type: Photographic image
Description:Acer rubrum (red maple), closeup detail of bright green leaves with three triangular lobes and toothed edges and two-winged pink and green samara fruit clusters hanging from twig
Extent: 1 slide

Acer rubrum (red maple), habit, early spring (3.38128)

Date: April 1968
Type: Photographic image
Description:Acer rubrum (red maple), full view of tree in early spring with mostly bare branches except for bright red developing flowers
Extent: 1 slide

Acer rubrum (red maple), fall color (3.38129)

Date: October 1992
Creator: Nachel, Jim
Type: Photographic image
Description:Acer rubrum (red maple), tree with bright red, orange and yellow leaves situated adjacent to a paved path; a small plaque is posted in front of the tree
Extent: 1 slide

Acer rubrum (red maple), fruit (3.38131)

Date: May 1973
Creator: Kohout, Kitty
Type: Photographic image
Description:Acer rubrum (red maple), closeup detail of a twig in spring with new leaves emerging and two-winged pink samara fruit hanging

Living Collections Accession Number: 769-38
Location on grounds using The Morton Arboretum grid map: J-54/00-10 (Children's Garden)
Extent: 1 slide

Acer rubrum (red maple), spring (3.38132)

Date: May 1975
Creator: Stickney, William S.
Type: Photographic image
Description:Acer rubrum (red maple), partial view of tree crown in spring, branches covered with small emerging green leaves and clusters of pink samara fruit

Living Collections Accession Number: 769-38
Location on grounds using The Morton Arboretum grid map: J-54/00-10 (Children's Garden)
Extent: 1 slide

Acer rubrum (red maple), buds and flowers (3.38133)

Date: March 16 1983
Creator: Kohout, Kitty
Type: Photographic image
Description:Acer rubrum (red maple), closeup detail of a twig in very early spring with budding bright red short-stemmed flowers

Living Collections Accession Number: 910-57
Location on grounds using The Morton Arboretum grid map: N-57/28-11 (Diversity Collection)
Extent: 1 slide

Acer rubrum (red maple), fruit, spring (3.38134)

Date: May 1962
Creator: Scott, Marion
Type: Photographic image
Description:Acer rubrum (red maple), closeup detail showing two-winged pink and green samara fruit clusters hanging from the tip of a twig in spring
 
Extent: 1 slide

Acer rubrum (red maple), leaves and fruit (3.38135)

Date: November 1980
Creator: Kohout, Kitty
Type: Photographic image
Description:Acer rubrum (red maple), closeup detail of bright green leaves with three triangular lobes and toothed edges and two-winged pink and green samara fruit clusters hanging from twig
Extent: 1 slide

Acer rubrum (red maple), flowers, spring (3.38136)

Date: May 1979
Creator: Kohout, John
Type: Photographic image
Description:Acer rubrum (red maple), partial view of the top portion of the crown of the tree against a blue sky, showing mostly bare branches with budding bright red short-stemmed flowers in very early spring
Extent: 1 slide

Acer rubrum (red maple), flowers (3.38137)

Date: April 1976
Type: Photographic image
Description:Acer rubrum (red maple), closeup detail of male flower (left) with long stamens extending beyond the pink and yellow petals and pollen on the anthers; and female flower (right) a deep red color with stigma extending out from petals
Extent: 1 slide

Acer rubrum (red maple), twigs and flowers, spring (3.38138)

Date: April 1971
Creator: Kohout, John, Kohout, Kitty
Type: Photographic image
Description:Acer rubrum (red maple), closeup of short-stemmed clusters of red female flowers budding from two twigs in early spring
Extent: 1 slide

Acer rubrum (red maple), fruit (3.38139)

Date: December 1972
Creator: Reynolds, P. J.
Type: Photographic image
Description:Acer rubrum (red maple), closeup detail of an individual samara, fruit is 1/4 developed and has a bright reddish pink color
Extent: 1 slide

Acer rubrum (red maple), twig and buds (3.38140)

Date: March 3 1973
Creator: Kohout, Kitty
Type: Photographic image
Description:Acer rubrum (red maple), closeup detail of the tip of a twig with large, rounded reddish flower buds arranged in opposite pattern
Extent: 1 slide