Noteworthy Collections: An Overlooked Specimen of Conyza ramosissima from Virginia von Spear, Jill E, Hayden, W. John

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Noteworthy Collections: Azolla filiculoides New to Virginia von Bunch, John, Hayden, W. John

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Anatomy and Pollination of Cleistogamous Flowers of Benghal Dayflower (Commelina benghalensis) von Hayden, W. John, Fagan, Camille

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Cyathia of Euphorbia spathulata (Euphorbiaceae) Possess Both Cleistogamous and Chasmogamous Modes of Pollination von Rabot, Christian, Hayden, W. John

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Virginia: Commelina benghalensis New to Virginia von Hayden, W. John

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Vascular Flora of Powhatan County, Virginia von Austin Terry, Michael, John Hayden, W

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Noteworthy Collections Virginia: Commelina benghalensis New to Virginia von Hayden, W. John

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Revision of the Cerrado Hemicryptophytic Chamaesyce of Boissier's "Pleiadeniae" (Euphorbiaceae) von Simmons, Mark P., Hayden, W. John

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High-Speed Microcinematographic Studies of Blood Flow in vitro von Bugliarello, George, Hayden, John W.

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The identity of the genus Neowawraea (Euphorbiaceae) von Hayden, W.J

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Comparative anatomy and systematics of Picrodendron, genus incertae sedis von Hayden, W. John

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A Revision of Discocarpus (Euphorbiaceae) von Hayden, Sheila M., Hayden, W. John

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Ontogeny of the cotyledonary region of Chamaesyce maculata (Euphorbiaceae) von Hayden, W.J

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Systematic anatomy of Euphorbiaceae subfamily Oldfieldioideae. I. Overview von Hayden, W. John

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Genetic Engineering von Hayden, W. John

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Genetic Engineering von Hayden, W. John

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Noteworthy Collections von Hayden, W. John

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Ontogeny of the Cotyledonary Region of Chamaesyce maculata (Euphorbiaceae) von Hayden, W. John

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Reimagining rural: urbanormative portrayals of rural life von Thomas, Alexander R, Fulkerson, Gregory M

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Tenosynovial lipochondromatosis of the flexor hallucis, common toe flexor, and posterior tibial tendons von Hayden, J W, Abellera, R M

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