Development, structure, and occurrence of secretory trichomes ofPharbitis Jayne M. UnzelmanPatrick L. Healey OriginalPaper Pages: 285 - 303
Elektronenmikroskopische Untersuchungen an der ForaminifereAllogromia laticollaris Arnold Dieter Schwab OriginalPaper Pages: 305 - 322
Segmentations in microspores ofNicotiana sylvestris andNicotiana tabacum which lead to embryoid formation in anther cultures A. RashidH. E. Street OriginalPaper Pages: 323 - 334
Cell wall formation and “protective layer” development in the xylem parenchyma of trembling aspen S. C. Chafe OriginalPaper Pages: 335 - 354
Généralisation du cycle mitochondrial chezEuglena gracilis Z. en cultures synchrones, hétérotrophe et phototrophe R. CalvayracO. BertauxR. Valencia OriginalPaper Pages: 355 - 370
Striated fibres in the cytoplasm of the imperfect fungusPleiochaeta setosa (Kirchn.) hughes I. C. Harvey OriginalPaper Pages: 371 - 380
The fine structure of the planarianPolycelis tenuis (Iijima) I. D. BowenT. A. Ryder OriginalPaper Pages: 381 - 392
Synthesis of DNA and RNA in the quiescent center of the primary root ofCalystegia soldanella Silvana AvanziAlessandro BruniAnna Maria Tagliasacchi OriginalPaper Pages: 393 - 400
“Action potentials” in nematode-induced plant transfer cells M. G. K. JonesA. NovackyV. H. Dropkin Brief Report Pages: 401 - 405