Displaying 256251 - 256275 out of 267716 Object(s)

Author(s) Year Article/Chapter Title Book/Journal
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