1. Studies on the cytochromef ofBryopsis maxima in vivo andin vitro

   • Katsumi Nakayama
   • Mitsumasa Okada
   • Eijiro Yakushiji

   OriginalPaper Pages: 247 - 252

2. Cytogenetic studies on natural intergeneric hybridization inAster alliances

   • Masanobu Tara

   OriginalPaper Pages: 253 - 258

3. Studies in the systematics of filmy ferns

   • Kunio Iwatsuki

   OriginalPaper Pages: 259 - 267

4. Variation and distribution of esterase isozymes inHeteranthelium andTaeniatherum of the tribe triticeae, gramineae

   • Yasuo Nakai
   • Sadao Sakamoto

   OriginalPaper Pages: 269 - 276

5. Pollen morphology and germination inNarcissus

   • Spring Chen
   • Rikizo Ueda

   OriginalPaper Pages: 277 - 290

6. Structural variations in the style and pollen presentation mechanisms ofBlumea species in India

   • Prithipalsingh
   • K. M. M. Dakshini

   OriginalPaper Pages: 291 - 299

7. Light regime in relation to plant population geometry

   • Takehisa Oikawa

   OriginalPaper Pages: 301 - 311

8. Chromosome number of some South American species ofNothofagus (Fagaceae)

   • Mikio Ono

   Short Communication Pages: 313 - 316

9. Effects of ethylN-phenylcarbamate on wall microtubules and on gibberellin- and kinetin-controlled cell expansion

   • Hiroh Shibaoka
   • Taizo Hogetsu

   Short Communication Pages: 317 - 321