An ultrastructural study of the effects of abscisic acid on senescence of leaves of radish (Raphanus sativus L.) A. J. ColquhounJ. R. HillmanB. G. Bowes Original Papers Pages: 205 - 221
Morphology of the nucleo-cytoplasmic interactions during the development ofAcetabularia cells Sigrid BergerW. HerthH. G. Schweiger Original Papers Pages: 223 - 256
Paramyosin muscle cells interposed between the longitudinal muscles and the cartilaginous skeleton ofSabella penicillum (Annelida) Harald Kryvi Original Papers Pages: 257 - 272
Further studies of the ultrastructure of D2O grown winter rye J. WaberW. S. Sakai Original Papers Pages: 273 - 281
Aspects of structure and photosynthetic competence ofEuglena plastids under conditions of greening and degreening Ilana OphirAhuya TalmonYehuda Ben-Shaul Original Papers Pages: 283 - 295
Ultrastructural changes associated with the haustorial mother cell septum during haustorium formation inUromyces phaseoli var.vignae Michèle C. HeathI. Brent Heath Original Papers Pages: 297 - 314
The ultrastructure of fertilization inChlamydomonas Moewusii Richard E. TriemerR. Malcolm Brown Jr. Original Papers Pages: 315 - 325
Induction of abnormal male gametes and androgenesis in the aquatic PhycomyceteAllomyces Lauritz W. OlsonMogens Rønne Original Papers Pages: 327 - 344
Studies onGomphocarpus physocarpus: Further evidence of preferential feeding by the aphid,Aphis nerii on the internal phloem C. E. J. BothaR. F. EvertR. D. Walmsley Original Papers Pages: 345 - 356
Freeze-etch and thin section studies ofNeurospora crassa ascospores Barbara J. Byrne Original Papers Pages: 357 - 377