Aspects of sieve element ultrastructure in Primula obconica Stanley R. TamulevichRay F. Evert OriginalPaper Pages: 319 - 337
Gelatinöse Bastfasern im Phloem Einiger Gymnospermen Walter LieseHans-Rolf Höster OriginalPaper Pages: 338 - 346
Effects of gibberellins on abscission in cotton seedling explants J. L. LyonO. E. Smith OriginalPaper Pages: 347 - 356
Leaflet movement of Mimosa pudica L. Indicative of phytochrome action J. C. FondevilleH. A. BorthwickS. B. Hendricks OriginalPaper Pages: 357 - 364
Some observations on the fine structure of the gametes and zygotes of Acetabularia J. C. W. Crawley OriginalPaper Pages: 365 - 376