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Allium tricoccum Aiton (ramp), close-up of new leavesApril 17 1973
Lamp, Herbert F.
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Apocynum androsaemifolium L. (spreading dogbane), close-up of flowers with leavesJuly 1973
Lamp, Herbert F.
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Apocynum androsaemifolium L. (spreading dogbane), close-up of flowers with leavesJuly 1973
Lamp, Herbert F.
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Antennaria plantaginifolia (L.) Richardson (plantain-leaved pussytoes), habitMay 1973
Lamp, Herbert F.
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Antennaria plantaginifolia (L.) Richardson (plantain-leaved pussytoes), close-up of pistillate flowers on stemsMay 1973
Lamp, Herbert F.
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Antennaria plantaginifolia (L.) Richardson (plantain-leaved pussytoes), habitJune 23 1972
Lamp, Herbert F.
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Thalictrum thalictroides (L.) Eames & Boivin (rue anemone), habitMay 1978
Lamp, Herbert F.
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Thalictrum thalictroides (L.) Eames & Boivin (rue anemone), habitMay 1978
Lamp, Herbert F.
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Eriocapitella vitifolia (Buch.-Ham. ex DC.) Nakai (grape-leaved anemone), close-up of flowerJune 1975
Lamp, Herbert F.
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Eriocapitella vitifolia (Buch.-Ham. ex DC.) Nakai (grape-leaved anemone), flowers and seed headJune 1975
Lamp, Herbert F.
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Anemone patens var. multifida Pritz. (pasqueflower), seed heads, habitMay 1975
Lamp, Herbert F.
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Anemone cylindrica Gray (thimbleweed), close-up of cylindrical seed cone and stemJuly 1973
Lamp, Herbert F.
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Anemone cylindrica Gray (thimbleweed), close-up of flower and cylindrical seed conesJuly 1973
Lamp, Herbert F.
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Anemone cylindrica Gray (thimbleweed), close-up of flower and cylindrical seed conesJuly 1973
Lamp, Herbert F.
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Anemone cylindrica Gray (thimbleweed), close-up of flower and cylindrical seed conesJuly 1973
Lamp, Herbert F.
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Anemone cylindrica Gray (thimbleweed), close-up of flower, cylindrical seed cones, and stemsJuly 1973
Lamp, Herbert F.
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Anemone cylindrica Gray (thimbleweed), stem with seed cone and flowersJuly 1973
Lamp, Herbert F.
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Anemone canadensis L. (Canada anemone), close-up of leavesJuly 7 1972
Lamp, Herbert F.
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Anemone canadensis L. (Canada anemone), close-up of flowerJuly 7 1972
Lamp, Herbert F.
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Anemone canadensis L. (Canada anemone), close-up of flowerJune 2 1972
Lamp, Herbert F.
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Schizachyrium scoparium (Michx.) Nash (little bluestem), close-up of flowerSeptember 1973
Lamp, Herbert F.
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Schizachyrium scoparium (Michx.) Nash (little bluestem), stems and seedheadsSeptember 1973
Lamp, Herbert F.
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Schizachyrium scoparium (little bluestem), seedheadsSeptember 1973
Lamp, Herbert F.
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Andropogon gerardii Vitman (big bluestem), close-up of seedheadAugust 1973
Lamp, Herbert F.
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Andropogon gerardii Vitman (big bluestem), close-up of flowerAugust 1973
Lamp, Herbert F.