Displaying 256226 - 256275 out of 267716 Object(s)

Author(s) Year Article/Chapter Title Book/Journal
Duncan, Thomas, Estabrook, George F. 11/05/1977 An operational method for evaluating classifications   View Details Systematic Botany
Gornall, Richard J., Bohm, Bruce A. /07/1979 Angiosperm flavonoid evolution: a reappraisal   View Details Systematic Botany
Beach, James, Kress, W. John /10/1980 Sporophyte versus gametophyte: a note on the origins of self-incompatibility in flowering plants   View Details Systematic Botany
Culberson, William L., Culberson, Chicita F. 04/06/1982 Evolutionary modification in a common lichen species   View Details Systematic Botany
Riggins, Rhonda, Farris, James S. 27/01/1983 Cladistics and the roots of angiosperms   View Details Systematic Botany
Cantino, Philip D., Sanders, Roger William 28/02/1986 Subfamilial classification of Labiatae   View Details Systematic Botany
Meacham, Christopher A., Duncan, Thomas 19/02/1987 The necessity of convex groups in biological classification   View Details Systematic Botany
Campbell, C. S., Greene, C. W. 1988 Tribute to Reed C. Rollins   View Details Systematic Botany
Vasek, Frank C., Weng, V. 1988 Breeding systems of Clarkia sect. Phaeostoma (Onagraceae): I. Pollenovule ratios   View Details Systematic Botany
Mishler, Brent D., Budd, A. F. 1990 Species and evolution in clonal organisms-Introduction   View Details Systematic Botany
Budd, A. F., Mishler, B. D. 1990 Species and evolution in clonal organisms-Summary and discussion   View Details Systematic Botany
Johnson, L. A., Soltis, Douglas E. 1994 MatK DNA sequences and phylogenetic reconnstruction in Saxifra-gaceae s. str   View Details Systematic Botany
Downie, Stephen R., Palmer, J. D. 1994 A chloroplast DNA phylogeny of the Caryophyllales based on structural and inverted repeat restriction site variation   View Details Systematic Botany
Irving, Robert S. 09/06/1976 Chromosome numbers of Hedeoma (Labiatae) and related genera   View Details Systematic Botany
Miller, John M. 09/06/1976 Variation in populations of Claytonia perfoliata (Portulacaceae)   View Details Systematic Botany
Ornduff, Robert 09/06/1976 Speciation and oligogenic differntiation in Lasthenia (Compositae)   View Details Systematic Botany
Henrickson, James /11/1976 Marshalljohnstonia, a new genus (Asteraceae) with a rosette-shrub growth habit from Mexico   View Details Systematic Botany
Hinton, W. F. /11/1976 The systematics of Physalis pumila ssp. hispida (Solanaceae)   View Details Systematic Botany
Gardner, Robert C. /06/1977 Evolution and adaptive radiation in Lipochaeta (Compositae) of the Hawaiian Islands   View Details Systematic Botany
King, Bruce L. /09/1977 Flavonoid analysis of hybridization in Rhododenron section Pentanthera (Ericaceae)   View Details Systematic Botany
Jensen, Richard J. /12/1977 Numerical analysis of the scarlet oak complex (Quercus subgen. Erythrobalanus) in the eastern United States: relationships above the species level   View Details Systematic Botany
/12/1977 Segregation of translocated chromosomes in Epilobium and Boisduvalia hybrids (Onagraceae)   View Details Systematic Botany
Anderson, Loran C. 15/05/1978 Studies on Bigelowia (Asteraceae). III. Cytotaxonomy and biogeography   View Details Systematic Botany
Baum, Bernard R. 05/05/1978 Assessment of cladograms obtained for fourteen species of Avena by two methods of numerical analysis   View Details Systematic Botany
Jones, Almut G. /07/1978 New data on chromosome number in Aster section Heterophylli (Asteraceae) and their phylogenetic implications   View Details Systematic Botany
Sanders, Roger William /07/1978 Taxonomy of Rumfordia (Asteraceae)   View Details Systematic Botany
Semple, John C. /07/1978 Chromosome numbers and karyotypes in Borrichia (Compositae)   View Details Systematic Botany
Nesom, Guy L. 07/03/1979 Machaeranthera odyssei (Compositae) : a unique new species from Mexico   View Details Systematic Botany
Bierner, Mark W. 01/05/1979 The taxonomy of Helenium section Cephalophora (Asteraceae)   View Details Systematic Botany
Miller, John M. 01/05/1979 Phenotypic variation, distribution and relationships of diploid and tetraploid populations of the Claytonia perfoliata complex (Portulacaceae)   View Details Systematic Botany
Whalen, Michael D. 01/05/1979 Foliar flavonoids of Solanum section Androceras: a systematic survey   View Details Systematic Botany
Jones, Almut G. /10/1979 A study of wild leek, and the recognition of Allium burdickii (Liliaceae)   View Details Systematic Botany
Nelson, Guy L. /07/1979 Note on the name of Machaeranthera odysseus   View Details Systematic Botany
Ornduff, Robert /07/1979 Reproductive characters and taxonomy   View Details Systematic Botany
Umber, Ray E. /10/1979 The genus Glandularia (Verbenaceae) in North America   View Details Systematic Botany
Fryxell, Paul A. /04/1980 Taxonomic notes on Chiapas Malvaceae   View Details Systematic Botany
Jackson, Raymond C. /01/1980 Intersectional hybridization in Haplopappus : Blepharodon X Hazardia   View Details Systematic Botany
Lane, Meredith A. /01/1980 Taxonomy of the genus Amphiachyris (Asteraceae: Astereae)   View Details Systematic Botany
Meacham, Christopher A. /11/1980 Phylogeny of the Berberidaceae with an evaluation of classification   View Details Systematic Botany
Stuessy, Tod F. /11/1980 Cladistics and plant systematics: problems and prospects. Introduction   View Details Systematic Botany
Graham, Shirley A. /01/1981 Cuphea inflata (Lythraceae), a new species from Mexico   View Details Systematic Botany
Wilson, Hugh D. /01/1981 Artificial hybridization among species of Chenopodium sect. Chenopodium   View Details Systematic Botany
Fryxell, Paul A. 24/04/1978 A new species of Hampea [H. rey nae] (Malvaceae) from El Salvador   View Details Systematic Botany
Nicolson, Dan Henry 05/05/1981 Summary of cytological information on Emilia and the taxonomy of four Pacific taxa of Emilia (Asteraceae: Senecioneae)   View Details Systematic Botany
Goldblatt, Peter 05/05/1981 Uneven diploid chromosome numbers and complex heterozygosity in Hornería (Iridaceae)   View Details Systematic Botany
Rollins, Reed C. /08/1981 Studies on Arabis (Cruciferae) of western North America   View Details Systematic Botany
Warnock, Michael J. /08/1981 Biosystematics of the Delphinium carolinianum complex (Ranunculaceae)   View Details Systematic Botany
Schilling, Edward E. /10/1981 Systematics of Solanum sect. Solanum (Solanaceae) in North America   View Details Systematic Botany
Wagner, Warren L. /10/1981 Oenothera acutissima (Onagraceae), a new species from northwestern Colorado and adjacent Utah   View Details Systematic Botany
Arnow, Lois /12/1981 Poa secunda Presl versus P. sandbergii Vasey (Poaceae)   View Details Systematic Botany