Unusual chromosome pairing and B chromosomes inBriza spicata (Poaceae) Brian G. Murray OriginalPaper Pages: 245 - 253
Biosystematic investigations on the lady fern(Athyrium filix-femina) J. J. Schneller OriginalPaper Pages: 255 - 277
Evolution of mating systems inLycopersicon hirsutum as deduced from genetic variation in electrophoretic and morphological characters Charles M. RickJon F. FobesSteven D. Tanksley OriginalPaper Pages: 279 - 298
Breeding system and seed set inEuonymus europaeus (Celastraceae) C. J. Webb OriginalPaper Pages: 299 - 303
Flower development inSpirodela polyrrhiza (Lemnaceae) Božo KrajnčičZvonimir Devidé OriginalPaper Pages: 305 - 312
Pollination ofOpuntia lindheimeri and related species Verne GrantKaren A. GrantPaul D. Hurd Jr. OriginalPaper Pages: 313 - 320
Pollination ofOpunta basilaris andO. littoralis Verne GrantKaren A. Grant OriginalPaper Pages: 321 - 325
Evolution of male sterility mechanisms in gynodioecious and dioecious species ofCirsium (Cynareae, Compositae) Xavier Delannay OriginalPaper Pages: 327 - 332
Vier neue Arten der GattungJacaranda (Bignoniaceae) aus dem Südosten Brasiliens Wilfried Morawetz Kurze Mitteilung Pages: 333 - 341
Richtigstellung betreffendSarcinochrysis granifera (Mack)Tsch.-Woess (Prymnesiophyceae) Elisabeth Tschermak-Woess Kurze Mitteilung Pages: 343 - 345