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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
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
The Morton Arboretum Quarterly V. 10 No. 03 (3.34469)
Date: September 21 – December 20 1974Type: Serial
Description:
- Immigrant Plants (33-39)
- Norway Maple, Acer platanoides: Maple Family (Aceraceae) (40-41)
- Impressions of Wolf Road Prairie (42-44)
- Research Notes/ People & Projects/ Climatological Summary (45-47)
- Acorns Large & Small (48)
Extent: 16 pages
1997/05/01: George Ware to William C. Porter, Jr. (3.47520)
Date: May 1 1997Creator: Ware, George
Type: Document
Description:Letter From George Ware to William C. Porter, Jr., Director of Public Works for Glenview, regarding various maple trees he evaluated in Glenview, Illinois on April 30, 1997.
Extent: 1 sheet