Displaying 676 - 725 out of 267543 Object(s)

Author(s) Year Article/Chapter Title Book/Journal
Fearnside, P. M., Ferraz, J. 1995 A conservation gap analysis of Brazil's Amazonian vegetation.   View Details Conservation Biology; Journal of the Society for Conservation Biology
Farmer, A. M., Adams, M. S. 1989 A consideration of the problems of scale in the study of the ecology of aquatic macrophytes.   View Details Aquatic Botany; an international scientific journal dealing with applied and fundamental research on submerged, floating and emergent plants in marine and freshwater ecosystems
Frame, D., Espejo Serna, Adolfo, López-Ferrari, Ana R. 1999 A conspectus of Mexican Melanthiaceae including a description of a new taxa of Schoenocaulon and Zigadenus.   View Details Acta Botanica Mexicana. Pátzcuaro
Reif, C. B. 1999 A continuing reduction in the number of genera represented in the plankton of Harveys Lake, Pennsylvania.   View Details Journal of the Pennsylvania Academy of Science
Tenório, M. C. 1996 A contribuição da arqueologia na compreensão do desenvolvimento do mangue.   View Details Boletim do Museu Paraense "Emílio Goeldi.", Série Ciencias da Terra
Frahm, Jan-Peter 1994 A contribution to the bryoflora of the Chocó region, Colombia. I. Mosses.   View Details Tropical Bryology
Narui, T., Culberson, N. Chicita F., Culberson, William L., Johnson, A., Shibata, S. 1996 A contribution to the chemistry of the lichen family Umbilicariaceae (Ascomycotina).   View Details Bryologist: A journal of bryology and lichenology
Kuc, M., Tixier, P. 1997 A contribution to the coastal bryoflora of French Guiana.   View Details Fragmenta Floristica et Geobotanica
Ma, Shaobin, Zhihao Hu 1997 A contribution to the geographical distribution and phylogeny of Podophylloideae (Berberidaceae).   View Details Acta Botanica Yunnanica
Gillespie, Lynn J., Armbruster, W. S. 1997 A contribution to the Guianan flora: Dalechampia, Haematostemon, Omphalea, Pera, Plukenetia, and Tragia (Euphorbiaceae) with notes on subfamily Acalyphoideae.   View Details Smithsonian Contributions to Botany
Gillespie, Lynn J., Armbruster, W. S. 1997 A contribution to the Guianan flora: Dalechampia,Haematostemon, Omphalea, Pera, Plukenetia, and Tragia (Euphorbiaceae) with notes on the subfamily Acalyphoideae.   View Details Smithsonian Contributions to Botany
Mitache, M., Boieriu, A. 1998 A contribution to the knowledge of the anatomical structure of the pteridophyte (ferns) sporophyte.   View Details Lucrarile Gradini Botanice din Bucuresti
Kristiansen, J., Tong, D. 1995 A contribution to the knowledge of the silica-scaled chrysophytes in Mexico.   View Details Algological Studies [Archiv für Hydrobiologie Supplementband]. Stuttgart.
Hansen, E. S. 2000 A contribution to the lichen flora of Kangerlussuaq area, West Greenland.   View Details Cryptogamie Mycologie.
Arts, T., Sollman, Philip 1998 A contribution to the moss flora of Ecuador.   View Details Tropical Bryology
Gjærum, H. B. 1999 A contribution to the rust flora of Alaska and Yukon.   View Details Lidia
David, John C. 1997 A contribution to the systematics of Cladosporium.   View Details Mycological papers, C A B International
Bowers, M. A., Dooley, J. L. 1999 A controlled hierarchical study of habitat fragmentation: Responses at the individual, patch, and landscape scale.   View Details Landscape ecology
Ingle, E., Blue, T., Pren, C., Zawadski, A. 2002 A conversation on roadside wildflowers.   View Details Newsletter, North Carolina Wildflower Preservation Society
Pohl, K. 2003 A cool season precipitation reconstruction for Saltillo, Mexico.   View Details Tree-ring research
Machado, M. 2002 A Copiapoa krainziana tale.   View Details British cactus and succulent journal
Koenig, Walter D., Knops, J. M. H., Carmen, W. J., Stanback, M. T., Mumme, R. L. 1996 Acorn production by oaks in central coastal California: Influence of weather at three levels.   View Details Canadian journal of forest research
Greenberg, C. H., Parresol, B. R. 2000 Acorn production characteristics of southern Appalachian oaks: A simple method to predict within-year acorn crop size.   View Details Research papers P N W, United States Forest Service
Aizem, M. A., Patterson, W. A. 1990 Acorn size and geographical range in the North American oaks (Quercus L.).   View Details Journal of Biogeography
Bailey, M. F. 2002 A cost of restoration of male fertility in a gynodioecious species, Lobelia siphilitica.   View Details Evolution; international journal of organic evolution
Bagnell, B. A. 1995 A county checklist of mosses of New Brunswick.   View Details New Brunswick Museum, Publications in Natural Science
Bagnell, B. A. 1995 A county checklist of the mosses of New Brunswick.   View Details New Brunswick Museum, Publications in Natural Science
Hudspeth, D. S. S., Nadler, S. A., Hudspeth, M. E. S. 2000 A COX2 molecular phylogeny of the Peronosporomycetes.   View Details Mycologia: Official bimonthly publication of the Mycological Society of America
Hudspeth, D. S. S., Stenger, D., Hudspeth, M. E. S. 2003 A cox2 phylogenetic hypothesis for the downy mildews and white rusts.   View Details Fungal Diversity: An International Journal of Mycology
Cox, K. L., Hudspeth, S. S., Hudspeth, M. E. S. 2001 A cox2 phylogeny of representative marine peronosporomycetes (Oomycetes).   View Details Nova Hedwigia Beiheft
Kaiser, W. J., Bruehl, G. W., Davitt, C. M., Klein, R. E. 1996 Acremonium isolates from Stipa robusta.   View Details Mycologia: Official bimonthly publication of the Mycological Society of America
Lowen, R. 1995 Acremonium section Lichenoidea section nov. and Pronectria oligospora species nov.   View Details Mycotaxon
Gams, K. W., Petrini, O., Schmidt, D. 1990 Acremonium uncinatum, a new endophyte im Festuca pratensis.   View Details Mycotaxon
Cantrill, D. J. 2000 A Cretaceous (Aptian) flora from President Head, Snow Islanm Antarctica.   View Details Palaeontographica. Abteiling B. Paläophytologie
Ottone, E. G., Waisfeld, B. G., Astini, R. A. 1995 Acritarcas del Ordovicico Temprano de la Quebrada de Chalala, noroeste de Argentina.   View Details Ameghiniana. [Asociacion paleontologica argentina]. Buenos Aires
Parsons, M. G., Anderson, M. M. 2000 Acritarch microfloral succession from the Late cambrian and Ordovician (Early Tremadoc) of Random island, eastern Newfoundland, and its comparison to coeval microfloras, particularly those of the East European platform.   View Details Contributions Series, American Association of Stratigraphic Palynologists. Various places
Wagner, R. H., Lyons, P. C. 1997 A critical analysis of the higher Pennsylvanian megafloras of the Appalachian region.   View Details Review of palaeobotany and palynology
Nimis, P. L. 1998 A critical appraisal of modern generic concepts in lichenology.   View Details The Lichenologist
Morcom, N. F., Woelkerling, W. J. 2000 A critical interpretation of coralline-coralline (Corallinales, Rhodophyta) and coralline-other plant interactions.   View Details Cryptogamie - Algologie. Paris
Stanley, R. E. 1997 A critical look at Werner Reppenhagen's Die Gattung Mammillaria Monographie Part Four.   View Details Journal of the Mammillaria Society
Stanley, R. E. 1999 A critical look at Werner Reppenhagen's Die Gattung Mammillaria Monographie - Part ten.   View Details Journal of the Mammillaria Society
Seberg, O., Petersen, G. 1998 A critical review of concepts and methods used in classical genome analysis.   View Details Botanical Review, interpreting botanical progress
Castello, M., Nimis, P. L. 1995 A critical revision of Antarctic lichens described by C. W. Dodge.   View Details Bibliotheca Lichenologica
Castillo, A., Moreno, Gabriel, Illana, C., Lago, J. 1997 A critical study of some Stemonitales.   View Details Mycological Research
Rubio, G., Zhu, J., Lynch, J. P. 2003 A critical test of the two prevailing theories of plant response to nutrient availability.   View Details American Journal of Botany; official publication of the Botanical Society of America
Brummitt, R. K. 1999 A critique of some recent developments in plant nomenclature.   View Details Systematic Botany
Bautista, Hortensia P., Ortiz, S., Rodríguez-Oubiña, J. 2000 Acritopappus diamantinicus (Asteraceae, Eupatorieae), a new species from Chapada Diamantina, Bahia, Brazil.   View Details Nordic Journal of Botany
Joneson, S., Glew, K. A. 2003 Acroscyphus (Caliciaceae) in North America.   View Details Bryologist: A journal of bryology and lichenology
Eubanks, M. 1995 A cross between two maize relatives: Tripsacum dactyloides and Zea diploperennis (Poaceae).   View Details Economic botany; Devoted to past, present, and future uses of plants by people
Bhattacharya, D., Aubry, J., Twait, E. C., Jurk, S. 2000 Actin gene duplication and the evolution of morphological complexity in land plants.   View Details Journal of phycology