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Baptisia bracteata var. leucophaea (Nutt.) Kartez & Gandhi (cream wild indigo), habitJune 4 1975
Armstrong, Patricia K.
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Asclepias incarnata L. (swamp milkweed), pods with stems and leavesAugust 29 1975
Porter, B.
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Asclepias syriaca (common milkweed), close-up of seeds with hairs dispersing from split follicleOctober 1975
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Asclepias syriaca (common milkweed), close-up of split follicle with seeds and attached hairsJuly 1975
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Baptisia bracteata var. leucophaea (Nutt.) Kartez & Gandhi (cream wild indigo), flowering stemsMay 1975
Lamp, Herbert F.
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Baptisia alba var. macrophylla (Larisey) Isley (white wild indigo), flower stalkJune 1975
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Berberis koreana Palib. (Korean barberry), berries hanging from stemsMarch 1975
Stickney, William S.
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Berberis koreana Palib. (Korean barberry), berries handing from leafless stemsMarch 17 1975
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Caulophyllum thalictroides (Blue Cohosh), flower, full, leaf, summerMay 11 1975
Hedborn Jr., Edward A.
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Caulophyllum thalictroides (Blue Cohosh), habit, summerMay 11 1975
Hedborn Jr., Edward A.
Article
Diagnosing and Preventing Diebacks and Declines of Urban Trees: Lessons From Some Forest CounterpartsDecember 21 1974 – March 20 1975
Houston, David R.
Article
Redbud, Cercis canadensis: Pea Family (Leguminosae)December 21 1974 – March 20 1975
Tyznik, Anthony