Asclepias lanuginosa Nutt. (wooly milkweed), flowers and leaves (3.100581)
Date: June 2 1991Creator: Armstrong, Patricia K.
Type: Photographic image
Description:Asclepias lanuginosa Nutt. (wooly milkweed), flowers and leaves
Statistics for Members' Cooperative Research Program (MCRP) from 1981 to 1995 (3.100786)
Date: 1990sType: Document
Description:A document that shows the number of plants distributed and the number of members receiving plants through the Members' Cooperative Research Program (MCRP) from 1981 - 1995.
Extent: 1 sheet
1991/02/22: George Ware to Richard K. Pohl (3.100886)
Date: February 22 1991Creator: Ware, George
Type: Document
Description:A letter notifying Montana State University that they will receive three David elms.
Extent: 1 sheet
1991/09/28: Ruth Ward to Dr. Donnelly (3.100892)
Date: September 26 1991Creator: Ward, Ruth
Type: Document
Description:An invitation to planting of donated trees in Elmhurst, IL.
Extent: 1 sheet
1991/08/02: Brett Hultquist to Mike Spravka (3.100894)
Date: August 2 1991Creator: Hultquist, Brett
Type: Document
Description:A thank you for trees donated to the Lisle, IL Park District.
Extent: 1 sheet
1991/09/15: Barbara Marquardt to George Ware (3.100895)
Date: September 5 1991Creator: Marquardt, Barbara
Type: Document
Description:Notes on freeway damage to woody vegetation taken from a lecture by Dr. Ware based on experience at the Morton Arboretum with I355 & I-88
Extent: 1 sheet
1991/06/03: Cecilia K. Herdegen to George Ware (3.100902)
Date: June 3 1991Creator: Herdegen, Cecilia K.
Type: Document
Description:A letter about one out of six hybrid elms that is having difficulty taking root
Extent: 1 sheet
Salt Study, Pat Kelsey (left) and Rick Hootman (right) working with tools (3.102561)
Date: 1990sType: Photographic image
Description:A black and white photographic print of Pat Kelsey (left) and Rick Hootman (right) working with tools in a field.
Extent: 1 photograph
Salt Study, Pat Kelsey (left) and Rick Hootman (right) working with tools (3.102563)
Date: 1990sType: Photographic image
Description:A black and white photographic print of Pat Kelsey (left) and Rick Hootman (right) working with tools in a field that appears to be on The Morton Arboretum grounds.
Extent: 1 photograph
Salt Study, Pat Kelsey (left) and Rick Hootman (right) working with tools (3.102564)
Date: 1990sType: Photographic image
Description:A black and white photographic print of Pat Kelsey (left) and Rick Hootman (right) working with tools in a field that appears to be on The Morton Arboretum grounds.
Extent: 1 photograph
Salt Study, Pat Kelsey (left) and Rick Hootman (right) working with tools (3.102565)
Date: 1990sType: Photographic image
Description:A black and white photographic print of Pat Kelsey (left) and Rick Hootman (right) working with tools in a field.
Extent: 1 photograph
Salt Study, Pat Kelsey (left) and Rick Hootman (right) working with tools (3.102567)
Date: 1990sType: Photographic image
Description:A black and white photographic print of Pat Kelsey (left) and Rick Hootman (right) working with tools in a field.
Extent: 1 photograph
Salt Study, Pat Kelsey (left) and Rick Hootman (right) working with tools (3.102568)
Date: 1990sType: Photographic image
Description:A color photograph on foam board of Pat Kelsey (left) and Rick Hootman (right) working with tools on what appears to the The Morton Arboretum's grounds.
Extent: 1 photograph
Salt Study, Pat Kelsey (left) and Rick Hootman (right) working with tools (3.102569)
Date: 1990sType: Photographic image
Description:A color photograph on foam board of Pat Kelsey (left) and Rick Hootman (right) working with tools on what appears to the The Morton Arboretum's grounds.
Extent: 1 photograph
First Draft of Horticulture Video (3.102601)
Date: March 16 1991Type: Document
Description:A draft outline of a video to show possible impact of construction projects on natural vegetation, especially trees.
Extent: 4 sheets
Asclepias meadii Torr. ex Gray (Mead's milkweed), flower head (3.103769)
Date: June 1991Creator: Nachel, Jim
Type: Photographic image
Description:Asclepias meadii Torr. ex Gray (Mead's milkweed), flower head
Extent: 1 slide
Asclepias meadii Torr. ex Gray (Mead's milkweed), flower head (3.103770)
Date: June 1991Creator: Nachel, Jim
Type: Photographic image
Description:Asclepias meadii Torr. ex Gray (Mead's milkweed), flower head
Extent: 1 slide
Asclepias meadii Torr. ex Gray (Mead's milkweed), flower head (3.103771)
Date: June 1991Creator: Nachel, Jim
Type: Photographic image
Description:Asclepias meadii Torr. ex Gray (Mead's milkweed), flower head
Extent: 1 slide
Asclepias meadii Torr. ex Gray (Mead's milkweed), flower head (3.103772)
Date: June 1991Creator: Nachel, Jim
Type: Photographic image
Description:Asclepias meadii Torr. ex Gray (Mead's milkweed), flower head
Extent: 1 slide
Cleome hassleriana Chodat (spider flower), flowers (3.106348)
Date: October 1991Creator: Yiesla, Sharon
Type: Photographic image
Description:Cleome hassleriana Chodat (spider flower), flowers. The round ball of Cleome hassleriana flowers shows the white petals and long stamens that extend beyond the petals. The flower head rests on a tall stem with dark green single leaves and elongated seed pods.
Cleome hassleriana Chodat (spider flower), form (3.106351)
Date: October 1991Creator: Yiesla, Sharon
Type: Photographic image
Description:Cleome hassleriana Chodat (spider flower), form. White flower heads are at the end of the long stems of Cleome hassleriana. The white stamens extend beyond the white petals. The long stem has single dark green leaves and long seed pods that extend out from the stem.
Elm Trees: From China to The Morton Arboretum (3.106916)
Date: 1990sCreator: Ware, George
Type: Document
Description:An undated article written by Dr. Ware that appeared in The Honker, newsletter of the DuPage Audubon Society.
Extent: 1 sheet
Tree Selection [pamphlet] (3.106918)
Date: 1991Type: Document
Description:A pamphlet developed by the International Society of Arboriculture on considerations for tree selection including tree function, tree location, soil conditions, pest and environmental problems, species and the tree itself.
Extent: 4 pages in booklet form
Trees and Turf [pamphlet] (3.106919)
Date: 1991Type: Document
Description:A pamphlet developed by the International Society of Arboriculture on considerations for areas where tree and turf are growing together including selection, competition, and maintenance.
Extent: 4 pages in pamphlet format
Benefits of Trees [pamphlet] (3.106920)
Date: 1991Type: Document
Description:A pamphlet developed by the International Society of Arboriculture on the benefits of trees including social, community and economic.
Extent: 4 pages in pamphlet format
Branches: Newsletter of the Volunteers of the Morton Arboretum, Winter 1991 (3.107046)
Date: 1991Creator: Stowell, Gladys
Type: Serial
Description:This digitized issue of the Winter 1991 Branches Newsletter contains articles on the following: Herbarium volunteer Kendall Winter and his quest to travel the world seeking varieties of sumac or Rhus and to bring back samples for the Herbarium; Dr. George Ware and an exchange program with China during which participants from China and the United States visited each others countries to learn about each others woody flora and their growing environments and bring back specimens. Volunteer opportunities, volunteer trainings, new volunteers, classes and programs are also discussed.
Extent: ;6 pages
Branches: Newsletter of the Volunteers of The Morton Arboretum, Autumn 1991 (3.107047)
Date: 1991Creator: Stowell, Gladys
Type: Serial
Description:This digitized issue of the Autumn 1991 Branches Newsletter contains articles on the following: the establishment of a lichen herbarium including definitions and descriptions of lichen; an article about the Sterling Morton Library describing it's special collections and services and an article on plant curiosities at the Arboretum. There is also information about volunteer opportunities, classes and active and new volunteers.
Extent: 6 pages
Branches: Newsletter of the Volunteers of The Morton Arboretum, Spring 1991 (3.107048)
Date: 1991Creator: Way, Carol
Type: Serial
Description:This digitized issue of the Spring 1991 Branches Newsletter contains an interview with Gerald T. Donnelly who was the new Director of the Morton Arboretum at the time. There is also a short profile of Dianne Butkovich, a volunteer who mapped several areas of the Arboretum. Information about volunteer opportunities, classes, programs as well as information about volunteers and new volunteers are also included.
Extent: ;6 pages
Branches: Newsletter of the Volunteers of the Morton Arboretum, Summer 1991 (3.107049)
Date: 1991Creator: Way, Carol
Type: Serial
Description:This digitized issue of the Summer 1991 Branches Newsletter contains articles on the following: an interview with artist and Curator of Rare Prints, Nancy Hart Stieber; and an article about the West Chicago Prairie and the study of it's soil by Morton Arboretum Soil Scientists Rick Hootman and Pat Kelsey. Information about volunteer positions, volunteers, classes and events is included along with lists of new volunteers
Extent: 6 pages
Aponogeton distachyos L.f. (waterblommetjie), form (3.107457)
Date: August 1991Creator: Yiesla, Sharon
Type: Photographic image
Description:Aponogeton distachyos L.f. (waterblommetjie), form with green leaves and yellow flowers
Lily pool (3.107462)
Date: October 1991Creator: Yiesla, Sharon
Type: Photographic image
Description:Lily pool; multi-colored lilies; Climatron building in background.
Nymphaea gigantea Hook. (blue cloud), flower (3.107488)
Date: August 1991Creator: Yiesla, Sharon
Type: Photographic image
Description:Nymphaea gigantea Hook. (blue cloud), bluish-pink flower; leaves and stems showing form; concrete platform and water in background.
Nymphaea 'Albert Greenberg', leaf (3.107489)
Date: August 1991Creator: Yiesla, Sharon
Type: Photographic image
Description:Nymphaea 'Albert Greenberg', leaf; round, green leaf with purple blotches; water in background.
Nymphaea 'Albert Greenberg', form (3.107490)
Date: August 1991Creator: Yiesla, Sharon
Type: Photographic image
Description:Nymphaea 'Albert Greenberg', form; round green leaves with purple blotches; rose colored flowers on stems; water in background.
Nymphaea 'Albert Greenberg', leaves (3.107491)
Date: August 1991Creator: Yiesla, Sharon
Type: Photographic image
Description:Nymphaea 'Albert Greenberg', leaves; round, green leaf with purple blotches; water in background.
Nymphaea 'Albert Greenberg' (Albert Greenberg water lily, form (3.107492)
Date: August 1991Creator: Yiesla, Sharon
Type: Photographic image
Description:Nymphaea 'Albert Greenberg' (Albert Greenberg water lily) form; round, green leaves with purple blotches; rose flowers; flower buds; water and other aquatic plants in background.