New details on the morphology of fossil onagraceous pollen grains Reinhard ZetterChristian Keri OriginalPaper Pages: 1 - 7
A new infrageneric classification and phylogenetic trends in the genusRhododendron (Ericaceae) Wolfgang Spethmann OriginalPaper Pages: 9 - 31
Phylogenetic relationships inSecale (Poaceae): An isozymatic study F. J. VencesF. VaqueroM. PĂ©rez de la Vega OriginalPaper Pages: 33 - 47
Pollination-related characteristics in the mimosoid legumeAcacia terminalis (Leguminosae) J. KenrickP. BernhardtH. G. Baker OriginalPaper Pages: 49 - 62
Reproductive biology of the genusDamasonium (Alismataceae) Flora-Lise Vuille OriginalPaper Pages: 63 - 71
A cladistic study of North AmericanCoreopsis (Asteraceae: Heliantheae) Robert K. JansenEdwin B. SmithDaniel J. Crawford OriginalPaper Pages: 73 - 84
Sporoderm ultrastructure ofLophosoria andCyatheacidites (Filicopsida): Systematic and evolutionary implications Marie H. KurmannThomas N. Taylor OriginalPaper Pages: 85 - 94
Relationships ofLomatium among other genera ofApiaceae A. J. GilmartinK. S. Simmons OriginalPaper Pages: 95 - 103