Yellow Pond Lily (3.19469)
Date: 1940sCreator: Watts, May Theilgaard
Type: Drawing
Description:Two illustrations of a yellow pond lily, depicting leaves and flowers with identifying text below each image. Image "A" shows the flower about to open on the first day, and image "B" shows the second day with flower fully open.
Header: yellow pond lily
Plants and text as depicted from left to right:
- A - For one day the opening flower offers insects a small entrance, filled with the stigma reader for pollen from a flower like B [arrow pointing right to next column of text]
- B - On the second day the flower opens wide, and its stamens burst with pollen, ready to be carried by insects to a flower like A [arrow pointing left back to text in the first column]
Extent: 1 sheet
Vernal Witch-hazel (3.19477)
Date: 1940 – 1960Creator: Watts, May Theilgaard
Type: Drawing
Description:Illustration of the Vernal witch-hazel plant, including three detailed views and some descriptive text. Background sketches include trees at top and center, and shrubs at center and bottom.
Header: VERNAL WITCH-HAZEL, HAMAMELIS vernalis
Illustrations as depicted, from top to bottom, left to right:
- a single pistil, labeled PISTIL
- two stamens, front view and side view, labeled STAMEN
- a single twig in bloom
- a flower
Extent: 1 sheet
Spring Wild Flowers of the Forest Floor: A Glossary of Terms Used in this Key (3.24614)
Date: 1944Creator: Watts, May Theilgaard
Type: Drawing
Description:Glossary of terms used for describing flowers, created to accompany "Spring Wild Flowers Of The Forest Floor At The Morton Arboretum" article featured in Morton Arboretum Bulletin of Popular Information. Includes illustrations of labeled flower parts from side and above in center of image, surrounded by identification images and labels of flowers, and an illustrated glossary of terms describing leaves across the bottom.
Illustrations are divided into two sections, from top to bottom:
Section 1: Terms Used In Describing Flowers (illustrations from top to bottom, left to right)
- calyx
- corolla
- irregular
- panicle
- petal
- pistil
- polypetalous
- raceme
- regular
- sepal
- stamen
- style
- sympetalous
- umbel
- alternate
- basat
- compound
- entire margin
- lobed
- net-veined
- opposite
- parallel-veined
- simple
- toothed
- whorled
Extent: 1 sheet
Spring Wild Flowers of the Forest Floor At The Morton Arboretum: A Key To Identification, page 1 (3.24615)
Date: 1944Creator: Watts, May Theilgaard
Type: Drawing
Description:Illustrations of wild flowers with identification text, key on left and habitat border of leaves on right, created to accompany "Spring Wild Flowers Of The Forest Floor At The Morton Arboretum" article featured in Morton Arboretum Bulletin of Popular Information.
Illustrations and identifying text depicted, from top to bottom:
- Skunk cabbage -- Symplocarpus foetidus
- Jack-in-the-pulpit -- Arisaema triphyllum
- Green dragon -- Arisaema dracontium
- Purple trillium (wake-robin) -- Trillium recurvatum
- Shy trillium -- Trillium declinatum
- Large-flowered trillium -- Trillium grandiflorum
Extent: 1 sheet
Spring Wild Flowers of the Forest Floor At The Morton Arboretum: A Key To Identification, page 2 (3.24616)
Date: 1944Creator: Watts, May Theilgaard
Type: Drawing
Description:Illustrations of wild flowers with identification text, key on left and habitat border of leaves on right, created to accompany "Spring Wild Flowers Of The Forest Floor At The Morton Arboretum" article featured in Morton Arboretum Bulletin of Popular Information.
Illustrations and identifying text depicted, from top to bottom:
- Trout lily -- Erythronium albidum
- Wild garlic -- Allium canadense
- Wild leek -- Allium tricoccum
- Carrion flower -- Smilax herbacea
- Bellwort -- Uvularia grandiflora
- Small solomon seal -- Polygonatum biflorum
- Great solomon seal -- Polygonatum commutatum
- Starry solomonplume -- Smilacina stellata
- Feather solomonplume -- Smilacina racemosa
Extent: 1 sheet
Spring Wild Flowers of the Forest Floor At The Morton Arboretum: A Key To Identification, page 3 (3.24617)
Date: 1944Creator: Watts, May Theilgaard
Type: Drawing
Description:Illustrations of wild flowers with identification text, key on left and habitat border of leaves on right, created to accompany "Spring Wild Flowers Of The Forest Floor At The Morton Arboretum" article featured in Morton Arboretum Bulletin of Popular Information.
Illustrations and identifying text depicted, from top to bottom:
- Early meadow rue -- Thalictrum dioicum
- Hepatica -- Hepatica acutiloba
- Wild ginger -- Asarum canadensis
- Golden seal -- Hydrastis canadensis
- Wood anemone -- Anemone quinquefolia
- Rue anemone -- Anemonella thalictroides
- False rue anemone -- Isopyrum biternatum
Extent: 1 sheet
Spring Wild Flowers of the Forest Floor At The Morton Arboretum: A Key To Identification, page 4 (3.24618)
Date: 1944Creator: Watts, May Theilgaard
Type: Drawing
Description:Illustrations of wild flowers with identification text, key on left and habitat border of leaves on right, created to accompany "Spring Wild Flowers Of The Forest Floor At The Morton Arboretum" article featured in Morton Arboretum Bulletin of Popular Information.
Illustrations and identifying text depicted, from top to bottom:
- White baneberry -- Actaea alba
- Bloodroot -- Sanguinaria canadensis
- May-apple -- Podophyllum peltatum
- Wild columbine -- Aquilegia canadensis
- Wild strawberry -- Fragaria virginiana
- Cinquefoil -- Potentilla canadensis
- Small-flowered crowfoot -- Ranunculus abortivus
- Swamp buttercup -- Ranunculus septentrionalis
- Blue cohosh -- Caulophyllum thalictroides
- Toothwort -- Dentaria laciniata
- Spring cress -- Cardamine bulbosa
Extent: 1 sheet
Spring Wild Flowers of the Forest Floor At The Morton Arboretum: A Key To Identification, page 5 (3.24619)
Date: 1944Creator: Watts, May Theilgaard
Type: Drawing
Description:Illustrations of wild flowers with identification text, key on left and habitat border of leaves on right, created to accompany "Spring Wild Flowers Of The Forest Floor At The Morton Arboretum" article featured in Morton Arboretum Bulletin of Popular Information.
Illustrations and identifying text depicted, from top to bottom:
- Wild geranium -- Geranium maculatum
- Foam flower -- Tiarella cordifolia
- Fire pink -- Silene virginica
- Evening campion -- Lychnis alba
- Spring beauty -- Claytonia virginica
- Rough alumroot -- Heuchera hispida
- Violet wood sorrel -- Oxalis violacea
- Yellow wood sorrel -- Oxalis stricta
- Wild sarsaparilla -- Aralia nudicaulis
- Ginseng -- Panax quinquefolium
Extent: 1 sheet
Spring Wild Flowers of the Forest Floor At The Morton Arboretum: A Key To Identification, page 7 (3.24620)
Date: 1944Creator: Watts, May Theilgaard
Type: Drawing
Description:Illustrations of wild flowers with identification text, key on left and habitat border of leaves on right, created to accompany "Spring Wild Flowers Of The Forest Floor At The Morton Arboretum" article featured in Morton Arboretum Bulletin of Popular Information.
Illustrations and identifying text depicted, from top to bottom:
- Shooting star -- Dodecatheon meadia
- Blue phlox -- Phlox divaricata
- Virginia cowslip -- Mertensia virginica
- Ellisia -- Ellisia nyctelea
- Virginia waterleaf -- Hydrophyllum virginianum
- Appendaged waterleaf -- Hydrophyllum appendiculatum
- Shining bedstraw-- Galium concinnum
- Catchweed bedstraw -- Galium aparine
- Northern bedstraw -- Galium boreale
- Hairy bedstraw -- Galium pilosum
- Dutchmans breeches -- Dicentra cucullaria
- Squirrel corn -- Dicentra canadensis
- Self-heal -- Prunella vulgaris
- Wood betony -- Pedicularis canadensis
Extent: 1 sheet
Spring Wild Flowers of the Forest Floor At The Morton Arboretum: A Key To Identification, page 6 (3.24621)
Date: 1944Creator: Watts, May Theilgaard
Type: Drawing
Description:Illustrations of wild flowers with identification text, key on left and habitat border of leaves on right, created to accompany "Spring Wild Flowers Of The Forest Floor At The Morton Arboretum" article featured in Morton Arboretum Bulletin of Popular Information.
Illustrations and identifying text depicted, from top to bottom:
- Golden alexanders -- Zizia aurea
- Yellow taenidia -- Taenidia integerrima
- Purple-stem angelica -- Angelica atropurpurea
- Cow parsnip -- Heracleum lanatum
- Smooth sweet cicely -- Osmorhiza longistylis
- Hairy sweet cicely -- Osmorhiza claytoni
- Vetch -- Vicia caroliniana
- Downy yellow violet -- Viola pubescens
- Palmate violet -- Viola palmata
- Hairy blue violet -- Viola sororia
- Common blue violet -- Viola papilionacea
- Jacob's ladder -- Polemonium reptans
Extent: 1 sheet
The First Flowers of Spring (3.24625)
Date: 1945Creator: Watts, May Theilgaard
Type: Drawing
Description:Illustrations of Hazel and Skunk Cabbage with identifying text, created to accompany "The First Flowers Of Spring" article featured in Morton Arboretum Bulletin of Popular Information. Illustrations depict flower parts, including bracts, style, ovary, staminate catkins, spadix, spathe, stigma, and hooded sepal, with smaller illustrations of other members of the arum family.
Header: The First Flowers of Spring
Plants depicted from top to bottom:
- Hazel -- Corylus americana
- Skunk Cabbage -- Symplocarpus foetidus
- Other members of the Arum Family (from left to right) --
- Calla lily
- Jack-in-the Pulpit
- Green dragon
- Sweet flag
- Water arum
Extent: 1 sheet
Pansy (3.24633)
Date: 20th centuryCreator: Watts, May Theilgaard
Type: Drawing
Description:Illustration of a large pansy flower and three detail views, including floral diagram, reverse of flower, and center, accompanied by descriptive text. Background sketches along the left side include a house, a heart, and a church, center bottom includes three women and two girls sitting in a circle drinking tea, and center right includes flowers and an elf. Sketches depict various pansy folklore.
Upper left text lists various names this flower goes by - herb trinity, pink of my John, heart's ease, step-mother, kit run in the street, kiss me at the garden gate, cuddle me to you, kiss me quick or PANSY
Top right floral diagram illustration identifies sepal, petal, stamen, pistil, nectar sac
Bottom left illustration (reverse of flower) identifies sepal, petal, nectar sac
Bottom right illustration identifies stigma, pistil and stamens, nectar sac
Extent: 1 sheet
Jeffersonia Diphylla (3.24637)
Date: 20th centuryCreator: Watts, May Theilgaard
Type: Drawing
Description:Large illustration of a Twinleaf plant with detailed views of seed pods, seed, stamen, and pistil details with identifying text. Background images include Monticello at center left, and silhouettes of two small scenes at top right, the top showing a man giving a lecture or speech with the word "Poter" or "Peter" partially erased, the bottom showing a man and a women planting or gardening.
Illustrations as depicted from left to right:
- 2 stamens, one closed, one opened
- 1 pistil
- 1 large illustration of Twinleaf with three sets of leaves and 1 flower
- 1 seed-pod closed
- 1 seed-pod open
- 1 seed
Extent: 1 sheet
Heath flower model (3.34280)
Type: Photographic image
Description:A model of a heath flower created by May T. Watts for The Morton Arboretum, which appears to be made from polystyrene foam.
Extent: 1 slide
Heath flower model, taken apart (3.34281)
Type: Photographic image
Description:The individual parts of a heath flower model created by May T. Watts for The Morton Arboretum, which appears to be made from polystyrene foam.
Extent: 1 slide
Flower model (3.34345)
Type: Photographic image
Description:A cutaway model of a flower and its parts with several items beside it, including a lighbulb, a piece of foil, a rubber band, a wire hanger, and a can. The additional items might have been included to demonstrate what was use to make the model.
Extent: 1 slide