| Kettle, W. D., Alexander, H. M., Pittman, G. L. |
2000
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An 11-year ecological studay of a rare prairie perennial (Asclepias meadii): Implications for monitoring and management.
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American Midland Naturalist
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| Gavin, D. G., Brubaker, L. B., Lertzman, K. P. |
2003
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An 1800-year record of the spatial and temporal distribution of fire from the west coast of Vancouver Island, Canada.
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Canadian journal of forest research
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| Knutson, R. M. |
1997
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An 18-year study of litterfall and litter decomposition in a northeast Iowa deciduous forest.
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American Midland Naturalist
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| Larsen, C. P. S., MacDonald, G. M. |
1998
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An 840-year record of fire and vegetation in a boreal white spruce forest.
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Ecology
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| Pierson, E. A., Turner, R. M. |
1998
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An 85-year study of saguaro (Carnegiea gigantea) demography.
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Ecology
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| King, B. L. |
1997
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An abnormal variant of sweetgum (Liquidambar styraciflua L.) from Caroline County, Virginia.
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Index Lectionum in Lyceo Regio Hosiano Brunsbergensi...: de genere Banisteria
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| Desjardin, Dennis E., Boonpratuang, B., Hywel-Jones, Nigel L. |
2002
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An accounting of the worldwide members of Mycena sect. Longisetae.
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Fungal Diversity: An International Journal of Mycology
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| Caccavari, M., Dome, E. |
2000
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An account of morphological and structural characterization of American Mimosoideae pollen. Part 1: Tribe Acacieae.
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Palynology
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| Wiegleb, G., Kaplan, Zdenek |
1998
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An account of the species of Potamogeton L. (Potamogetonaceae).
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Folia geobotanica; a journal of plant ecology and systematics
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| Berg, Cornelius C. |
2002
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An account on the Cecropia species (Cecropiaceae) of Peru.
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Caldasia; boletín del Instituto de Ciencias Naturales de la Universidad Nacional de Colombia
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| Carlow, C. |
2001
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Anachronistic fruits and the ghosts who haunt them.
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Arnoldia; a continuation of the Bulletin of Popular information of the Arnold Arboretum, Harvard University. Jamaica Plain
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| Friis, Else M., Crane, Peter R., Pedersen, Kaj R. |
1997
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Anacostia, a new basal angiosperm from the Early Cretaceous of North America and Portugal with trichotomocolpate/monocolpate pollen.
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Grana: An international journal of palynology and aerobiology
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| Mendelson, J. |
2002
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An additional source of data on northeastern Illinois woodlands around the time of settlement.
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American Midland Naturalist
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| Johnson, G. P. |
2000
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An addition and a deletion to the Orchidaceae of Arkansas.
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North American native orchid journal
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| Kamelina, O. P. |
1997
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An addition to the embryology of Lactoridaceae and Fouquieriaceae.
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Botanicheskii zhurnal. St. Petersburg
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| Siqueira, J. A., Leme, Elton M. C. |
2002
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An addition to the genus Canistrum: A new combination for an old species from Pernambuco and a new species from Alagoas, Brazil.
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Journal of the Bromeliad Society
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| Luther, Harry E. |
1989
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An addition to the genus Pepinia.
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Journal of the Bromeliad Society
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| Rudd, Velva E., Wendt, Thomas L. |
1988
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An addition to the Oromosias (Leguminosae) in Mexico: O. panamensis.
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Boletín de la Sociedad Botánica de México
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| Hickey, R. James, Barker, Michael S., Ponce, M. |
2003
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An Adiantopsis hybrid from northeastern Argentina and vicinity.
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American Fern Journal; quarterly journal of the American Fern Society
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| Segura, S., d'Eeckenbrugge, G. C., Bohorquez, A., Ollitrault, P., Thome, J. |
2002
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An AFLP diversity study of the genus Passiflora focusing on subgenus Tacsonia.
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Genetic resources and crop evolution; an international journal
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| Allen, C. M., Thames, S., Paul, P., Newman, S. D. |
2001
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Anagallis arvensis subsp. foemina (Primulaceae) new to Louisiana.
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Sida; Contributions to Botany
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| Kolendo, J. R. |
1997
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An Agave reference system.
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British cactus and succulent journal
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| Souccar, C., Lapa, A. J. |
1997
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Analgesic and anti-inflammatory screening of two Brazilian medicinal plants: A positive and a false-positive result.
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Ciencia e cultura; orgao da sociedad e brasileira par o progresso da ciencia
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| Dislich, R., Cersósimo, L., Mantovani, W. |
2001
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Análise da estrutura de fragmentos florestais no Planalto Paulistano - SP.
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Revista Brasileira de botánica
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| Gaspar, M. D. |
1996
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Análise das datações radiocarbônicas dos sítios de pescadores, coletores e caçadores.
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Boletim do Museu Paraense "Emílio Goeldi.", Série Ciencias da Terra
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