Cedar Apple Rust: On Red Cedar and Hawthorn (3.19516)
Date: 1940sCreator: Watts, May Theilgaard
Type: Drawing
Description:Informational text about the fungal disease known as cedar apple rust and its effect on Red cedar and Hawthorn trees. Text also includes information regarding laws enacted to prevent damage to apple orchards.
Text as depicted, from top to bottom:
- ON RED CEDAR
- AFFECTED TISSUES EVENTUALLY DIE, LEAVING DEAD AREAS WHERE WOOD-DECAYING FUNGI MAY ENTER.
- ON HAWTHORN
- ACTIVE LEAF SURFACE IS SERIOUSLY REDUCED........
- IF INFECTION IS HEAVY EXTENSIVE DEFOLIATION MAY OCCUR......................
- SEVERAL STATES HAVE ENACTED LAWS REQUIRING THE CUTTING OF RED CEDARS TO PREVENT INJURY TO APPLE ORCHARDS.
Extent: 1 sheet
Cedar Apple Rust: Destroy, Inspect, and Spray (3.19517)
Date: 1940sCreator: Watts, May Theilgaard
Type: Drawing
Description:Informational text listing preventative measures to stop the spread of the fungal disease known as cedar apple rust. Text also includes information regarding steps taken at the Arboretum to protect Hawthorns.
Text as depicted, from top to bottom:
1. DESTROY EITHER ONE OF THE TWO HOSTS TO A DISTANCE OF 1 1/2 TO 2 MILES. (One pathologist collected spores in an airplane one-half mile off the ground.)
HERE AT THE ARBORETUM 3000 RED CEDARS WERE DESTROYED TO PROTECT THE HAWTHORNS.
2. INSPECT EACH RED CEDAR FROM GROUND TO TOP EVERY WINTER OR EARLY SPRING. CUT OFF AND BURN ALL CEDAR APPLES.............
3. SPRAY. FOR THE RECOMMENDED SPRAYS FOR BOTH CEDARS AND APPLES SEE CONTROL MEASURES BOOKLET IN THIS ROOM.
Extent: 1 sheet
Cedar Apple Rust: First Year and Second Winter (3.19518)
Date: 1940sCreator: Watts, May Theilgaard
Type: Drawing
Description:Panel 1 of 4 with illustrations and informational text about the fungal disease cedar apple rust cycle and its effect on Red cedar and Hawthorn trees. Focus of this panel is on the first year and second winter of the disease cycle, featuring drawings of Juniper twigs, galls, and a Red cedar tree.
Header: FIRST YEAR and SECOND WINTER
Drawings and text, clockwise from left:
- FIRST YEAR
- Juniper twig: WINTER; NO EFFECT EVIDENT
- Twig and gall: SUMMER; PURPLISH-BROWNISH GALL DEVELOPS
- GALL GROWS
- Twig with gall: SECOND WINTER; FUNGUS REMAINS DORMANT WITHIN SWOLLEN TISSUE
- RED (left half image of a full-sized Red cedar)
Extent: 1 sheet
Cedar Apple Rust: Spring (3.19519)
Date: 1940sCreator: Watts, May Theilgaard
Type: Drawing
Description:Panel 2 of 4 with illustrations and informational text about the fungal disease cedar apple rust cycle and its effect on Red cedar and Hawthorn trees. Focus of this panel is on the disease cycle in spring, depicting the growth of a gall. Drawings feature Juniper twigs and galls, and a Red cedar tree.
Header: SPRING
Drawings and text, clockwise:
- Juniper twig and gall: GALL SHOWS CHARACTERISTIC DEPRESSIONS WITH ROUNDED PIMPLES
- Juniper twig and horned gall: SPORE HORNS PUSH OUT
- Juniper twig and gall with longer horns: HORNS BECOME JELLY-LIKE
- SPORES ARE CARRIED BY WIND TO
- CEDAR (right half image of a full-sized Red cedar)
Extent: 1 sheet
Cedar Apple Rust: Late Summer To Fall (3.19520)
Date: 1940sCreator: Watts, May Theilgaard
Type: Drawing
Description:Panel 4 of 4 with illustrations and informational text about the fungal disease cedar apple rust cycle and its effect on Red cedar and Hawthorn trees. Focus of this panel is on the disease cycle from late summer to fall describing spore on leaves and wind carried spores. Drawings feature an infected Hawthorn leaf, a Juniper twig, and a Hawthorn tree.
Header: LATE SUMMER TO FALL
Drawings and text, clockwise from right:
- Hawthorn leaf with spores: ON UNDER-SIDE of LEAF WHITE TUBES DISCHARGE YELLOW SPORES
- yellow arrow: SPORES CARRIED BY WIND TO RED CEDAR
- Juniper twig
- HAW (left half image of a full-sized Hawthorn)
Extent: 1 sheet
Cedar Apple Rust: Early Summer (3.19521)
Date: 1940sCreator: Watts, May Theilgaard
Type: Drawing
Description:Panel 3 of 4 with illustrations and informational text about the fungal disease cedar apple rust cycle and its effect on Red cedar and Hawthorn trees. Focus of this panel is on the disease cycle in early summer, depicting spores on leaves. Drawings feature Hawthorn leaves, spores, and a Hawthorn tree.
Header: EARLY SUMMER
Drawings and text, clockwise from right:
- Hawthorn leaf: YOUNG LEAVES of HAWTHORNE
- Hawthorn leaf with spots: YELLOW SPOTS APPEAR ON LEAVES
- Hawthorn leaf with spots: SPOTS TURN ORANGE
- THORN (right half image of a full-sized Hawthorn)
Extent: 1 sheet
Forest Nature Trail Guide, page 9 illustrations and layout with preliminary sketches (3.24659)
Date: 1946Creator: Watts, May Theilgaard
Type: Drawing
Description:Sheet One: Original illustrations and layout for page 9, 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 #18: Garter snake
Includes an illustration of a coiled garter snake to the right.
Tree stump #19: Bracken fern
Identifying characteristics for leaves illustrated to the right.
Tree stump #20: Gravel pit
Three illustrations of a gravel pit labeled "1," "2," and "3" showing stages of vegetation regrowth over time.
Tree stump #21: Slime flux
Name of chronic bleeding from the side of an Elm tree. Identifying characteristics for Elm leaf illustrated to the right.
Sheet Two: Preliminary sketch of green-colored illustrations.
Extent: 2 sheets
The Morton Arboretum Quarterly V. 10 No. 04 (3.34470)
Date: December 21 1974 – March 20 1975Type: Serial
Description:
- Site Changes and Root Damage: Some Problems with Oaks (49-53)
- Diagnosing and Preventing Diebacks and Declines of Urban Trees: Lessons From Some Forest Counterparts (54-59)
- Redbud, Cercis canadensis: Pea Family (Leguminosae) (60-61)
- People & Projects/ Climatological Summary (62-63)
- Of the Infirmities of Trees, & c. (64)
Extent: 16 pages
The Morton Arboretum Quarterly V. 02 No. 01 (3.34508)
Date: March 21 – June 20 1966Type: Serial
Description:
- After Elms - What? (1-7)
- European Alder, Black Alder. Alnus glutinosa: Birch Family (Betulaceae) (8-9)
- An Imported Problem: Dutch Elm Disease, 1918 to 1966 (10-12)
- Christmas Bird Census, 1965 (13-15)
- Climatological Summary (14)
- Arboretum News and Notes (16)
Extent: 16 pages
Clarence Godshalk with Webster Crowley studying Dutch Elm Disease (3.3539)
Date: 1950sType: Photographic image
Description:Clarence Godshalk with Webster Crowley studying Dutch Elm Disease
Extent: 1 photograph
Platanus occidentalis (sycamore), diseased twigs and leaves (3.37412)
Date: August 1973Creator: Stickney, William S.
Type: Photographic image
Description: Platanus occidentalis (sycamore), diseased twigs and leaves with brown patches along veins and tips
Extent: 1 slide
Platanus occidentalis (sycamore), diseased branch and twigs (3.37430)
Date: January 2000Creator: Boland, Tim
Type: Photographic image
Description:Platanus occidentalis (sycamore), detail of single bare side branch and dense clusters of twigs with witches' broom shoots caused by anthracnose
Extent: 1 slide
1994/10/26: Virgil K. Howe to George Ware (3.37661)
Date: October 26 1994Type: Document
Description:Letter from Virgil K. Howe of Fort Hays State University to George Ware regarding newspaper articles about a Dutch Elm Resistant Tree he worked on and thanking him for his mentorship over the years.
Extent: 1 sheet
Clarence Godshalk with Webster Crowley studying Dutch Elm Disease (3.3798)
Date: 1950sType: Photographic image
Description:Clarence Godshalk with Webster Crowley studying Dutch Elm Disease
Extent: 1 photograph
Clarence Godshalk examining Dutch Elm Disease symptoms (3.3799)
Date: 1950sType: Photographic image
Description:Clarence Godshalk examining Dutch Elm Disease symptoms
Extent: 1 photograph
Quercus (oak), diseased leaves (3.38359)
Type: Photographic image
Description:Quercus (oak), detail of leaves infected with anthracnose
Extent: 1 slide
Quercus alba (white oak), galls near trunk base (3.38371)
Date: June 1975Creator: Stickney, William S.
Type: Photographic image
Description:Quercus alba (white oak), three small, medium and large galls located at upper, middle, and lower section of mature gray trunk base amongst grass and trees
Extent: 1 slide
Quercus coccinea (scarlet oak), trunk base with chestnut blight (3.38419)
Date: May 1992Creator: Nachel, Jim
Type: Photographic image
Description:Quercus coccinea (scarlet oak), section of trunk showing base with chestnut blight near paved path amongst trees and shrubs
Extent: 1 slide
Quercus coccinea (scarlet oak), trunk base with chestnut blight (3.38420)
Date: May 1992Creator: Nachel, Jim
Type: Photographic image
Description:Quercus coccinea (scarlet oak), section of trunk showing base with chestnut blight near paved path amongst trees and shrubs
Extent: 1 slide
1996/03/22: Lorenzo Mittempergher to George Ware (3.39945)
Date: March 22 1996Creator: Mittempergher, Lorenzo
Type: Document
Description:A letter from Lorenzo Mittemphergher, an elm breeder from the Insituto di Patalogia e Zoologia Forestale e Agraria in Firenze, Italy. The letter requests Ulmus seed from trees in the Arboretum, and references an enclosed article he co-authored, "Elm Yellows A Disease To Be Taken Into Consideration When Breeding Elm For Disease Resistance" published in the 8th Congress of the Mediterranean Phytopathological Union, Agadir - Morocco, 1990. There are also handwritten notes on a notepad listing several varieties of Ulmus.
Extent: 4 sheets, 1 notepad
Acer rubrum 'Red Sunset' (Red Sunset Red Maple), leaf, chlorotic (3.41249)
Date: October 19 2010Creator: Hedborn Jr., Edward A.
Type: Photographic image
Description:Acer rubrum 'Red Sunset' (Red Sunset Red Maple), leaf, chlorotic
1995/09/21: George T. Weick to George Ware (3.44150)
Date: September 21 1995Creator: Weick, George T.
Type: Document
Description:Letter from George T. Weick to George Ware discussing two articles, one from The Chicago Tribune and the other from the Christian Science Monitor. Both articles discuss Dutch Elm Disease. A copy of the article from the Christian Science Monitor titled "America's Tree" is enclosed with the letter. George Weick also inquires about George Ware's trip to China.
Extent: 2 sheets
Undated: Karel [Jacobs] to George Ware (3.44621)
Creator: Jacobs, Karel
Type: Document
Description:Note from Karel [Jacobs] to George Ware asking for information about resistant elm availability so that she is better informed at the Plant Clinic.
Extent: 1 sheet
Notations and contact information (3.44623)
Type: Document
Description:Note written by or for George Ware containing contact information for Elaine Andre and information concerning a 25 year old chlorotic pin oak.
Extent: 1 sheet
Quercus 'K. B. Crystal' (K. B. Crystal Oak), gall, twig (3.45939)
Date: May 16 2018Creator: Brown, Deborah J. G.
Type: Photographic image
Description:Quercus 'K. B. Crystal' (K. B. Crystal Oak), gall, twig
Quercus alba (White Oak), leaf, chlorotic (3.46116)
Date: July 1 2007Creator: Brown, Deborah J. G.
Type: Photographic image
Description:Quercus alba (White Oak), leaf, chlorotic
Quercus alba (White Oak), leaf, gall (3.46126)
Date: September 15 2007Creator: Brown, Deborah J. G.
Type: Photographic image
Description:Quercus alba (White Oak), leaf, gall
Quercus alba (White Oak), leaf, gall (3.46127)
Date: July 31 2007Creator: Brown, Deborah J. G.
Type: Photographic image
Description:Quercus alba (White Oak), leaf, gall
Quercus dentata (Daimyo Oak), gall, leaf (3.46291)
Date: May 16 2018Creator: Brown, Deborah J. G.
Type: Photographic image
Description:Quercus dentata (Daimyo Oak), gall, leaf
Quercus dentata (Daimyo Oak), gall, leaf (3.46292)
Date: May 16 2018Creator: Brown, Deborah J. G.
Type: Photographic image
Description:Quercus dentata (Daimyo Oak), gall, leaf
Quercus velutina (Black Oak), oak wilt (3.47071)
Date: June 2 2012Creator: Hedborn Jr., Edward A.
Type: Photographic image
Description:Quercus velutina (Black Oak), oak wilt
Quercus ×jackiana (Vallonea Oak), gall, twig (3.47140)
Date: May 16 2018Creator: Brown, Deborah J. G.
Type: Photographic image
Description:Quercus ×jackiana (Vallonea Oak), gall, twig
Quercus ×jackiana (Vallonea Oak), gall, twig (3.47141)
Date: May 16 2018Creator: Brown, Deborah J. G.
Type: Photographic image
Description:Quercus ×jackiana (Vallonea Oak), gall, twig
Quercus ×warei 'Long' PP 12673 (REGAL PRINCE® Ware's Oak), gall, twig (3.47181)
Date: May 16 2018Creator: Brown, Deborah J. G.
Type: Photographic image
Description:Quercus ×warei 'Long' PP 12673 (REGAL PRINCE® Ware's Oak), gall, twig
Quercus ×warei 'Long' PP 12673 (REGAL PRINCE® Ware's Oak), gall, twig (3.47182)
Date: May 16 2018Creator: Brown, Deborah J. G.
Type: Photographic image
Description:Quercus ×warei 'Long' PP 12673 (REGAL PRINCE® Ware's Oak), gall, twig
Quercus ×warei 'Long' PP 12673 (REGAL PRINCE® Ware's Oak), gall, twig (3.47183)
Date: May 16 2018Creator: Brown, Deborah J. G.
Type: Photographic image
Description:Quercus ×warei 'Long' PP 12673 (REGAL PRINCE® Ware's Oak), gall, twig