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Trees with Flowers Borne in Clusters (3.24608)
Date: 1944Creator: Watts, May Theilgaard
Type: Drawing
Description:Illustrations depicting four groups of staminate and pistillate flowers with associated outline of six trees, created to accompany "The Flowers Nobody Knows" article featured in Morton Arboretum Bulletin of Popular Information. Descriptive text identifies coloring, anatomy, and bloom time.
Header: Trees with Flowers Borne in Clusters
Illustrations are separated into four sections, from top to bottom:
Section 1: Pistillate and Staminate Flowers on Different Trees
(depicted from left to right)
- White ash -- Fraxinus americana
- Box-elder -- Acer negundo
(depicted from left to right)
- Sugar maple -- Acer saccharum
- Silver maple -- Acer saccharinum
- Sycamore -- Platanus occidentalis
- American elm -- Ulmus americana
Extent: 1 sheet
Leaf Prints: American Elm (3.27690)
Date: circa 1950Creator: Watts, May Theilgaard
Type: Print
Description:A white negative nature print of American elm, or white elm, leaves, stems, and fruit on a dark background with identifying text at bottom right handwritten by May T. Watts.
Identifying text:
- Elm white
- Ulmus americana
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
- 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
1996/04/30: George H. Ware to Dr. Lorenzo Mittempergher (3.47655)
Date: April 30 1996Creator: Ware, George
Type: Document
Description:Letter from George H. Ware to Dr. Lorenzo Mittempergher of the Centro Di Studio Per La Patologia in Florence, Italy thanking him for his letter and information on elm yellows, discussing the merits and concerns of a variety of elm species, and hope that their cooperative endeavors will be productive and beneficial.
Extent: 1 sheet
1991/10/04: George Ware to Suzanne Malec (3.56304)
Date: October 4 1991Creator: Ware, George
Type: Document
Description:Facsimile of an abstract and research paper sent to Suzanne Malec of the Open Land Project. The paper, Trees for Restricted Spaces was written by George Ware and discusses the genetic, topographic, and edaphic factors to take into consideration when selecting urban trees.
Extent: 8 sheets
Root, Shoot Ratio Averages (3.81727)
Creator: Ware, George
Type: Document
Description:Assorted data regarding root and shoot ratios for specimens at the Morton Arboretum. The data includes photocopies of propagation records for specific Ulmus americana and Acer saccharinum specimens started in 1990 and 1993, presumably by Dr. George Ware.
Extent: 24 sheets and one 5 1/4" diskette