An Example of Parallel Species (3.19471)
Date: 1940sCreator: Watts, May Theilgaard
Type: Drawing
Description:Illustrations comparing two parallel species of trees, one in America and one in Europe. Illustrations depict a branch with leaves and fruit.
Header: An example of parallel species
Illustrations from left to right:
- one in southeastern America
- ironwood -- Ostrya virginiana
- one in Europe
- European hornbeam -- Ostrya carpinifolia
Extent: 1 sheet
Maples from Europe and Asia (3.24612)
Date: 1944Creator: Watts, May Theilgaard
Type: Drawing
Description:Illustrations of five 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, and 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.
Illustrations depicted from top to bottom:
- Norway maple -- Acer platanoides
- round top; twigs green-brown; from Europe, Caucasia; ripe in Fall; green on both sides; broad; rounded sinuses; 7-lobed; pale yellow in Fall; milky juice
- Sycamore maple -- Acer pseudoplatanus
- spreading top; from Europe, W. Asia; bark scales off in thin flakes; ripe in Fall; hanging in clusters like grapes; toothed margin; green on both sides; acute sinuses
- Amur maple -- Acer ginnala
- shrub to small tree; slender smooth branches; from China, Japan; ripe in late summer, red; long central lobe; toothed margin; yellow, orange, red in Fall
- Hedge maple -- Acer campestre
- shrub to small tree; from Europe, W. Asia; flattened nutlet; ripe in Fall; not toothed; milky juice
- Japanese maple -- Acer palmatum
- shrub; from Korea, Japan; ripe in Fall; usually red in Spring fading to green; 5 to 9 lobed
Extent: 1 sheet
Evergreen Nature Trail Guide, page 3 illustrations and layout (3.24677)
Date: 1940sCreator: Watts, May Theilgaard
Type: Drawing
Description:Original illustrations and layout for page 3, excluding text, for The Morton Arboretum Evergreen Nature Trail Guide booklet. Key lines included.
Illustrated stumps with numbers indicate points of interest along trail as seen on trail map.
Tree stump #1: The Ancestry of Evergreens
Tree stump #2: Firs and Spruces
Identifying characteristics for needles and cones illustrated in columns below.
No preliminary sketches available for page 3.
Extent: 1 sheet
Trees of the Eastern Hemisphere That Can Be Grown Here (3.33822)
Creator: Watts, May Theilgaard
Type: Drawing
Description:A large illustration depicting a cross-section of a hilly landscape with several types of trees. The trees are drawn in silhouette and a few houses are scattered in-between them. 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 OF THE EASTERN HEMIPSHERE / THAT CAN BE GROWN HERE
- THESE FOREIGN TREES LACK THE DISPLAY / OF BRILLIANT FALL COLORING, THAT CHARACTER- / IZES OUR NATIVE SPECIES -------
- The color line about each of these trees indicates its / characteristic fall coloring -------
russian-olive -- [wych] Scots elm -- Norway spruce -- Scots pine -- Lombardy poplar -- [silver] white poplar -- European larch -- Japanese larch -- weeping willow -- European black alder -- camperdown elm -- European white birch -- English oak -- European linden (lime) -- Amur cherry -- Amur maple -- oriental crab -- oriental pear -- sycamore maple -- Serbian spruce -- Chinese juniper -- [Irish] common juniper -- horse-chestnut -- mountain-ash -- Nordmann's fir -- ginkgo -- [ailanthus] tree of heaven -- English ash
Extent: 1 sheet
Three Trees Whose Relatives Are Largely In the Tropics (3.19472)
Date: 1940sCreator: Watts, May Theilgaard
Type: Drawing
Description:Illustrations of three types of leaves layered one on top of the other.
Text at center left: Three trees whose relatives are largely in the tropics
Illustrations from center outward:
- Silver Bell
- Fringe Tree
- Paw-paw
Extent: 1 sheet
The Deciduous Conifers (3.24623)
Date: 1945Creator: Watts, May Theilgaard
Type: Drawing
Description:Illustrations of two conifer species, created to accompany "The Evergreen Trees" article featured in Morton Arboretum Bulletin of Popular Information. Illustrations include two full trees with two illustrations of leaves underneath. The identifying text "needles in tufts drooping twigs" is glued on separate piece of paper to the surface, top right. The remaining identifying text originally adhered to the board has detached and is no longer present.
[Original header (not included with art): THE DECIDUOUS CONIFERS]
Trees depicted from left to right:
- Bald cypress -- Taxodium distichum
- European larch -- Larix descidua
Extent: 1 sheet
Evergreen Nature Trail Guide, page 4 illustrations and layout with preliminary sketches (3.24678)
Date: 1940sCreator: Watts, May Theilgaard
Type: Drawing
Description:Sheet One: Original illustrations and layout for page 4, excluding text, for The Morton Arboretum Evergreen Nature Trail Guide booklet. Key lines included.
Illustrated stumps with numbers indicate points of interest along trail as seen on trail map.
Tree stump #3: Colorado Green Spruce
Includes generalized identifying characteristics of tree illustrated below.
Tree stump #4: Norway Spruce
Includes generalized identifying characteristics of tree illustrated below.
Tree stump #5: Colorado Blue Spruce
Tree stump #6: White Spruce
Includes generalized identifying characteristics of tree illustrated below.
Several cutout illustrations depicting needle/cone characteristics originally adhered to board have detached and are no longer present. One detached cutout illustration of Colorado Green Spruce needles housed with art.
Sheet Two: Preliminary sketch of green-colored illustrations.
Extent: 2 sheets, 1 cutout
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
- THE COLOR LINE OVER EACH TREE / INDICATES ITS CHARACTERISTIC / FALL COLORING. NATIVE TREES / GIVE US THE BEST COLOR
- 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
A Bur Oak Twig (3.19473)
Date: 1940sCreator: Watts, May Theilgaard
Type: Drawing
Description:Detailed illustration of a single bur oak twig with identifying text.
Text: a bur oak twig
Extent: 1 sheet
The Cedars (3.24624)
Date: 1945Creator: Watts, May Theilgaard
Type: Drawing
Description:Illustrations of two cedars, created to accompany "The Evergreen Trees" article featured in Morton Arboretum Bulletin of Popular Information. Illustrations include two full trees with illustrations of needles and fruit underneath. Identifying text originally adhered to the board has detached and is no longer present.
[Original header (not included with art): "THE CEDARS"]
Trees, needles, and fruit depicted, from left to right, top to bottom:
- Red cedar -- Juniperus virginiana (with 2 kinds of needles)
- scale-like needles with blue-gray berries
- awl-shaped needles
- Arbor Vitae or White cedar -- Thuja occidentalis (1 kind of needle)
- scale-like needles, small cones
Extent: 1 sheet
Evergreen Nature Trail Guide, page 5 illustrations and layout with preliminary sketches (3.24679)
Date: 1940sCreator: Watts, May Theilgaard
Type: Drawing
Description:Sheet One: Original illustrations and layout for page 5, excluding text, for The Morton Arboretum Evergreen Nature Trail Guide booklet. Key lines included.
Illustrated stumps with numbers indicate points of interest along trail as seen on trail map.
Tree stump #7: White Fir
Includes generalized identifying characteristics of tree illustrated below with glued-on cutout of detailed needle illustration.
Tree stump #8: Douglas Fir
Includes generalized identifying characteristics of tree illustrated below.
Tree stump #9: Japanese Yew
Includes generalized identifying characteristics of tree with detailed needle and fruit images illustrated below.
Tree stump #10: False Cypress
Includes generalized identifying characteristics of tree with detailed needle and cone images illustrated below.
Several cutout illustrations depicting needle/cone characteristics originally adhered to board have detached and are no longer present. One detached cutout illustration of Douglas Fir needles housed with art.
Sheet Two: Preliminary sketch of green-colored illustrations.
Extent: 2 sheets, 1 cutout
Education charts: Twigs, #2 (3.34234)
Type: Photographic image
Description:An educational chart created by May T. Watts for The Morton Arboretum, depicting 16 types of winter buds on twigs. The chart appears to be tacked to a display board in a classroom.
Illustrations and text, from left to right, top to bottom:
- white ash
- black ash
- blue ash
- red ash
- sugar maple
- Norway maple
- silver maple
- box-elder
- horse-chestnut
- ohio buckeye
- flowering dogwood
- catalpa
- ironwood
- gray birch
- European white birch
- European alder
Extent: 1 slide
The Christmas Trees (3.24630)
Date: 1945Creator: Watts, May Theilgaard
Type: Drawing
Description:Illustration of seven evergreen trees, created to accompany "The Evergreen Trees" article featured in Morton Arboretum Bulletin of Popular Information. Illustrations include full trees with needle illustrations below divided into sections according to needles, twigs, and branches. The identifying text originally adhered to the board has detached and is no longer present.
[Original header (not included with art): THE "CHRISTMAS TREES"]
Trees depicted, from left to right:
- Norway spruce -- Picea abies
- Colorado spruce -- Picea pungens
- White spruce -- Picea glauca
- Hemlock -- Tsuga canadensis
- White fir -- Abies concolor
- Balsam fir -- Abies balsamea
- Douglas fir -- Pseudotsuga taxifolia
Extent: 1 sheet
Evergreen Nature Trail Guide, page 6 illustrations and layout with preliminary sketches (3.24680)
Date: 1940sCreator: Watts, May Theilgaard
Type: Drawing
Description:Sheet One: Original illustrations and layout for page 6, excluding text, for The Morton Arboretum Evergreen Nature Trail Guide booklet. Key lines included.
Illustrated stumps with numbers indicate points of interest along trail as seen on trail map.
Tree stump #11: Eastern Hemlock
Includes identifying characteristics of tree leaf, needles, and cone illustrated below.
Tree stump #12: Carolina Hemlock
Includes generalized identifying characteristics of needles and cone illustrated below.
Tree stump #13: Family Tree of Evergreens
Includes a detailed tree-shaped diagram of evergreen tree relationships with illustrations of needles, cones, fruit, and leaves for various evergreens including yew, bald cypress, juniper, arbor vitae, Douglas fir, hemlock, larch, firs, spruces, and pines.
Sheet Two: Preliminary sketch of green-colored illustrations.
Extent: 2 sheets
Education charts: Twigs, #1 (3.34235)
Type: Photographic image
Description:An educational chart created by May T. Watts for The Morton Arboretum, depicting 12 types of winter buds on twigs. The chart appears to be tacked to a classroom display board.
Illustrations and text, from left to right, top to bottom:
- bitternut hickory
- witch-hazel
- shadbush
- beech
- black walnut
- butternut
- sassafras
- shagbark hickory
- linden
- mountain ash
- sour gum
- silver poplar
Extent: 1 slide
Evergreen Nature Trail Guide, page 7 illustrations and layout with preliminary sketches (3.24681)
Date: 1940sCreator: Watts, May Theilgaard
Type: Drawing
Description:Sheet One: Original illustrations and layout for page 7, excluding text, for The Morton Arboretum Evergreen Nature Trail Guide booklet. Key lines included.
Illustrated stumps with numbers indicate points of interest along trail as seen on trail map.
Tree stump #14: Broad-leaved Evergreens
Includes image of Leuchothoe Catesbi illustrated below.
Tree stump #15: Rododendron
Includes generalized identifying characteristics of flowers and leaves illustrated below - image of leaves in winter labeled "balmy," "drippy," "nippy," and "brrr!".
Sheet Two: Preliminary sketch of green-colored illustrations.
Extent: 2 sheets
Tree Portraits: Sweet-gum (3.31800)
Date: 1940 – 1950Creator: Watts, May Theilgaard
Type: Painting
Description:Color silhouette of a sweet-gum tree, including a nature print outline of a leaf, drawings of a fruit, a seed, and descriptive text.
Header: SWEET GUM
Drawings and text from top to bottom, left to right:
- leaf: [text] alternate
- tree: [text] corky ridges on bark of twigs; brilliant Autumn coloring; exudes aromatic rosin
- fruit
- seed
Extent: 1 sheet
Uses of Wood Exhibit (3.34367)
Date: September 4 1974Creator: Stickney, William S.
Type: Photographic image
Description:An exhibit featuring wood from 18 different trees and its uses. The display is configured in four concentric circles centered around a spinning cross: the inner circle depicts tree silhouettes, the next circle depicts detailed images of leaves, the third consists of square panels of processed wood, and the outer circle consists of dioramas depicting how each type of wood is used.
The cross is labeled as follows:
- TREE SHAPE
- LEAF [red arrow]
- WOOD
- USES
- TURN THE RED ARROW TO A LEAF / THE OTHER ARMS WILL POINT TO: / the shape of the tree / a piece of wood from the tree / some uses for the wood
- WHITE ASH
- ARBOR VITAE
- WHITE SPRUCE
- SWEET GUM
- SUGAR MAPLE
- AMERICAN LINDEN
- CHERRY
- TULIP TREE
- BALD CYPRESS
- IRONWOOD
- WHITE PINE
- BLACK WALNUT
- AMERICAN ELM
- SHAGBARK HICKORY
- WHITE OAK
- RED OAK
- EASTERN HEMLOCK
- PONDEROSA PINE
Extent: 1 slide
Arboretum Landscape Teaching Aid Series: Know, Know, Know Your Oaks, This Is How They Grow (3.19509)
Date: 1940 – 1960Creator: Watts, May Theilgaard
Type: Drawing
Description:Primarily textual teaching aid depicting Arboretum landscape. This material describes the growth direction of five types of oak tree branches. Illustrations depict small human-shaped figures that indicate tree branch growth with arms and run diagonally down the center of the image with descriptive text on either side.
Header: Know, know, know your oaks, / This is how they grow:
Text and illustrations from top to bottom:
- Red Oak, [illustration of figure with arms raised overhead] (arms held to indicate acute-angled branching)
- White Oak, [illustration of figure with arms raised to shoulders] (arms indicate right-angled branching)
- Bur Oak, [illustration of figure with arms raised to shoulder and elbows bent down] (elbows indicated gnarled branching)
- Pin Oak, [illustration of figure with arms extended at sides] (deflected lower branches)
- and Hill's, untidy below. [illustration of figure with arms raised to shoulder, elbows bent down, and fingers splayed] (fingers indicate deflected, dead, lower branches)
Extent: 1 sheet
Forest Nature Trail Guide, page 3 illustrations and layout with preliminary sketches (3.24653)
Date: 1946Creator: Watts, May Theilgaard
Type: Drawing
Description:Sheet One: Original illustrations and layout for page 3, excluding text, for The Morton Arboretum Forest Nature Trail Guide booklet. Key lines included.
Illustrated stumps with numbers indicate points of interest along trail as seen on trail map.
Tree stump #1: Four Kinds of Oaks
Identifying characteristics for oak trees and leaves illustrated to the right for Bur Oak, White Oak, Red Oak, Northern Pin Oak.
Tree stump #2: A Limestone Boulder
Identifying characteristics for trilobites and crinoids illustrated to the right.
Tree stump #3: A Granite Boulder
Identifying characteristics for granite boulder illustrated to the right.
Tree stump #4: Wild Black Raspberries
Identifying characteristics for wild black raspberries leaves, stem, flower, and fruit illustrated to the right.
Sheet Two: Preliminary sketch of green-colored illustrations.
Extent: 2 sheets
Evergreen Nature Trail Guide, page 8 illustrations and layout with preliminary sketches (3.24682)
Date: 1940sCreator: Watts, May Theilgaard
Type: Drawing
Description:Sheet One: Original illustrations and layout for page 8, excluding text, for The Morton Arboretum Evergreen Nature Trail Guide booklet. Key lines included.
Illustrated stump with number indicates point of interest along trail as seen on trail map.
Tree stump #16: The Junipers
Includes identifying characteristics of needles and fruit for three Juniper variations illustrated below.
16-A: Waukegan Juniper
16-B: Red Cedar
16-C: Common Juniper
Cedar-apple-rust cycle illustrated in circle-shaped diagram with clockwise arrows and leaves labeled "First year," "Second winter," "Second spring," "Spores carried by wind to young hawthorn leaves," "Fall," and "Spores carried by wind".
Sheet Two: Preliminary sketch of green-colored illustrations.
Extent: 2 sheets
Tree Book (3.34244)
Type: Photographic image
Description:The cover of a booklet created by May T. Watts for The Morton Arboretum titled "Tree Book," depicting simple outlines of three trees as well as a detailed leaf from each hand-drawn in crayon or colored pencil.
Title: TREE BOOK
Tree and leaf labels and images, left to right:
- Elm
- Red Oak
- Catalpa
Extent: 1 slide
Know Know Know Your Oaks, Music Video (3.65606)
Date: 2016Creator: The Morton Arboretum
Type: Video
Description:Music video created by Arboretum staff members in honor of Oaktober for a tree identification class, derived from a teaching aid created by May T. Watts.
Winter Buds, #1 (3.19511)
Date: 1940 – 1950Creator: Watts, May Theilgaard
Type: Drawing
Description:Large poster depicting 16 types of winter buds, bound in green tape.
Illustrations and text, from left to right, top to bottom:
- white ash
- black ash
- blue ash
- red ash
- sugar maple
- Norway maple
- silver maple
- box-elder
- horse-chestnut
- ohio buckeye
- flowering dogwood
- catalpa
- ironwood
- gray birch
- European white birch
- European alder
Extent: 1 sheet
Forest Nature Trail Guide, page 6 illustrations and layout with preliminary sketches (3.24656)
Date: 1946Creator: Watts, May Theilgaard
Type: Drawing
Description:Sheet One: Original illustrations and layout for page 6, excluding text, for The Morton Arboretum Forest Nature Trail Guide booklet. Key lines included.
Illustrated stumps with numbers indicate points of interest along trail as seen on trail map.
Tree stump #10: Black Walnut
Identifying characteristics for leaves, seeds, and nuts illustrated to the right.
Tree stump #11: Red Oak Bark
Identifying characteristics for bark and leaves illustrated to the right.
Tree stump #12: H-A-M
Mnemonic device for remembering which common trees bear leaves opposite each other: H = horse-chestnut, A= ash, and M = maple. Identifying characteristics for leaves illustrated to the right labeled "alternate" and "opposite".
Tree stump #13: Who Planted These 4 Trees in a Row?
Generalized illustration of four trees with identifying characteristics for seeds illustrated to the right labeled "oak," "maple," "ash," and "oak".
Sheet Two: Preliminary sketch of green-colored illustrations.
Extent: 2 sheets
Evergreen Nature Trail Guide, page 9 illustrations and layout with preliminary sketches (3.24683)
Date: 1940sCreator: Watts, May Theilgaard
Type: Drawing
Description:Sheet One: Original illustrations and layout for page 9, excluding text, for The Morton Arboretum Evergreen Nature Trail Guide booklet. Key lines included.
Pine Hill section begins with text "Pines have - needles in bundles (illustration of 3 types of bundles), tips of cone scales thickened (illustration of cone)."
Illustrated stumps with numbers indicate points of interest along trail as seen on trail map.
Tree stump #17: Jack Pine
Includes illustrated identifying characteristics of needles.
Tree stump #18: Jeffery Pine
Includes illustrated identifying characteristics of needles.
Tree stump #19: Limber Pine
Includes illustrated identifying characteristics of needles.
Tree stump #20: Ponderosa Pine
Includes illustrated identifying characteristics of needles.
Tree stump #21: Japanese White Pine
Includes illustrated identifying characteristics of needles and an illustrated image of Bonsai tree in pot on bottom right.
Several cutout illustrations depicting cone characteristics originally adhered to board have detached and are no longer present.
Sheet Two: Preliminary sketch of green-colored illustrations.
Extent: 2 sheets
Tree Portraits: Kentucky Coffeetree (3.31802)
Date: 1940 – 1950Creator: Watts, May Theilgaard
Type: Painting
Description:A nature print outline of a Kentucky Coffeetree leaf, drawings of its seeds, a twig, and descriptive text.
Header: KENTUCKY COFFEE TREE
Drawings and text from top to bottom, left to right:
- leaf
- seeds
- twig: salmon-colored pith
Extent: 1 sheet
Winter Buds, #2 (3.19512)
Date: 1940 – 1950Creator: Watts, May Theilgaard
Type: Drawing
Description:Large poster depicting 12 types of winter buds, bound in green tape.
Illustrations and text, from left to right, top to bottom:
- bitternut hickory
- witch-hazel
- shadbush
- beech
- black walnut
- butternut
- sassafras
- shagbark hickory
- linden
- mountain ash
- sour gum
- silver poplar
Extent: 1 sheet
Evergreen Nature Trail Guide, page 10 illustrations and layout with preliminary sketches (3.24684)
Date: 1940sCreator: Watts, May Theilgaard
Type: Drawing
Description:Sheet One: Original illustrations and layout for page 10, excluding text, for The Morton Arboretum Evergreen Nature Trail Guide booklet. Key lines included.
Illustrated stumps with numbers indicate points of interest along trail as seen on trail map.
Tree stump #22: Scotch Pine
Includes illustrated identifying characteristics of needles.
Tree stump #23: Red Pine
Includes illustrated identifying characteristics of needles.
Tree stump #24: How Fast Do Pines Grow?
Includes illustrated graph showing growth record of a Red (Norway) Pine from 1922 to 1940. Numbers on left side indicate feet from 1 to 26. Graph includes illustrations of trees and stylized image of a person for scale. Text in graph states "Planted Spring 1922" and "No fertilizer, No cultivating, No extra water, Mulched during first year."
Two cutout illustrations depicting cone characteristics originally adhered to board have detached and are no longer present.
Sheet Two: Preliminary sketch of green-colored illustrations.
Extent: 2 sheets
Winter Buds, #3 (3.19513)
Date: 1940 – 1950Creator: Watts, May Theilgaard
Type: Drawing
Description:Large poster depicting 16 types of winter buds, bound in green tape.
Illustrations and text, from left to right, top to bottom:
- honey locust
- black locust
- Osage orange
- hawthorn
- wild crab
- wild plum
- European larch
- ginkgo
- red oak
- white oak
- tulip tree
- sycamore
- Kentucky coffeetree
- tree of heaven
- staghorn sumac
- willow
Extent: 1 sheet
Forest Nature Trail Guide, page 11 illustrations and layout with preliminary sketches (3.24668)
Date: 1946Creator: Watts, May Theilgaard
Type: Drawing
Description:Sheet One: Original illustrations and layout for page 11, excluding text, for The Morton Arboretum Forest Nature Trail Guide booklet. Key lines included.
Illustrated stumps with numbers indicate points of interest along trail as seen on trail map.
Tree stump #26: Linden or Basswood
Identifying characteristics for leaves, seeds, blossoms, and buds illustrated to the right.
Tree stump #27: Footprints of wild animals
Identifying characteristics for animal footprints in mud or snow illustrated to the right, including "rabbit," "raccoon," "skunk," "fox," "opossum," "squirrel," and "woodcuck" as labeled.
Tree stump #28: What Good are Fallen Leaves?
Illustration of several types of fallen leaves layered on top of each other.
Sheet Two: Preliminary sketch of green-colored illustrations.
Extent: 2 sheets
Evergreen Nature Trail Guide, page 11 illustrations and layout with preliminary sketches (3.24685)
Date: 1940sCreator: Watts, May Theilgaard
Type: Drawing
Description:Sheet One: Original illustrations and layout for page 11, excluding text, for The Morton Arboretum Evergreen Nature Trail Guide booklet. Key lines included.
Illustrated stumps with numbers indicate points of interest along trail as seen on trail map.
Tree stump #25: White Pine
Includes illustrated identifying characteristics of needles.
Tree stump #26: The Flowering of Evergreens
Includes 4 illustrations identifying the flowering cycle.
Single cutout illustration depicting cone characteristics originally adhered to board has detached and is no longer present.
Sheet Two: Preliminary sketch of green-colored illustrations.
Extent: 2 sheets
Tree Portraits: Hill's Oak (3.31787)
Date: 1940 – 1950Creator: Watts, May Theilgaard
Type: Painting
Description:Color silhouette of a Hill's Oak tree, including a nature print outline of a leaf, drawings of a winter twig and fruit, and descriptive text.
Header: HILLS OAK
Drawings and text, from top to bottom, left to right:
- leaf: [arrow] shining surface
- tree
- twig
- fruit
Extent: 1 sheet
Forest Nature Trail Guide, page 13 illustrations and layout (3.24670)
Date: 1946Creator: Watts, May Theilgaard
Type: Drawing
Description:Original illustrations and layout for page 13, excluding text, for The Morton Arboretum Forest Nature Trail Guide booklet. Key lines included.
Illustrated stumps with numbers indicate points of interest along trail as seen on trail map.
Tree stump #34: Ironwood or Hop Hornbeam
Identifying characteristics for leaves, seeds, and fruits illustrated to the right.
Tree stump #35: Are you as Smart as a Yellow-bellied Sapsucker?
Illustration of a red oak trunk and sugar maple trunk to the right - sugar maple includes drawing of yellow-bellied sapsucker pecking rings of holes in the maple's trunk for sap.
Tree stump #36: Where Does the Water in These Streams Go?
Map of DuPage River, including West Branch and East Branch at Arboretum near top right, the Des Plaines River center right, the Kankakee River center bottom, and the Illinois River center left with arrow pointing left labeled "to Mississippi".
Tree stump #37: The Thickness of Twigs
Identifying characteristics of ironwood and sumac twigs illustrated to the right.
Tree stump #38: Blue Ash
Identifying characteristics for leaves and twig illustrated to the right.
Extent: 1 Sheet
Evergreen Nature Trail Guide, page 12 illustrations and layout with preliminary sketches (3.24686)
Date: 1940sCreator: Watts, May Theilgaard
Type: Drawing
Description:Sheet One: Original illustrations and layout for page 12, excluding text, for The Morton Arboretum Evergreen Nature Trail Guide booklet. Key lines included.
Illustrated stumps with numbers indicate points of interest along trail as seen on trail map.
Tree stump #27:Pitch Pine
Includes illustrated identifying characteristics of needles.
Tree stump #28: Japanese Table Pine
Includes illustrated identifying characteristics of needles and of tree below.
Tree stump #29: Austrian Pine
Includes illustrated identifying characteristics of needles.
Tree stump #30: Mountain Pine
Includes illustrated identifying characteristics of needles and cone.
Several cutout illustrations depicting cone characteristics originally adhered to board have detached and are no longer present. One detached cutout illustration of Japanese Table Pine cone housed with art.
Sheet Two: Preliminary sketch of green-colored illustrations.
Extent: 2 sheets, 1 cutout
Forest Nature Trail Guide, page 14 illustrations and layout (3.24671)
Date: 1946Creator: Watts, May Theilgaard
Type: Drawing
Description:Original illustrations and layout for page 14, excluding most text, for The Morton Arboretum Forest Nature Trail Guide booklet. Key lines included.
Illustrated stumps with numbers indicate points of interest along trail as seen on trail map.
Tree stump #39: A Mature Sugar Maple
Identifying characteristics of mature sugar maple bark illustrated to the right.
Tree stump #40: From a Bird's Viewpoint
Identifying characteristics of Hawthorn leaf, flower, and fruit illustrated to the right.
Tree stump #41: Wild Strawberry
Identifying characteristics of three leaflet leaf and flower and Five Finger or Cinquefoil five leaflet leaf and flower illustrated to the right.
Tree stump #42: A Girdling Experiment
Typewritten text describing ash tree girdling glued to center panel, and illustration of girdled trunk to the right.
Tree stump #43: OO-HOOSH-AB--"It Slips"
Illustration of a hand holding a Slippery Elm leaf and a small drawing of a man's face with stubble to illustrate the "unshaven" feel of the leaves and twigs.
Extent: 1 Sheet