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Aralia elata (Miq.) Seem. (Japanese angelica tree), bark, branchOctober 1973
Schrattenholzer, Friedrich
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Aralia elata (Miq.) Seem. (Japanese angelica tree), close-up of stem and budsOctober 1973
Schrattenholzer, Friedrich
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Arctostaphylos uva-ursi (L.) Spreng. (bearberry), flowersMay 1973
Schrattenholzer, Friedrich
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Arisaema triphyllum (L.) Schott (Jack-in-the-pulpit), close-up of fruit December 1976
Schrattenholzer, Friedrich
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Asarum canadense L. (wild-ginger), pair of leaves with flower at baseMay 1974
Schrattenholzer, Friedrich
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Athyrium thelypterioides (lady fern), close-up of underside of frond with sporesOctober 1973
Schrattenholzer, Friedrich
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Aesculus parviflora Walt. (bottlebrush buckeye), leavesDecember 1979
Schrattenholzer, Friedrich
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Aquilegia vulgaris L. (European columbine), close-up of flowersSchrattenholzer, Friedrich