1. Microscopical observations onAvena coleoptile cell walls after stretching on a tensile-tester

   • Masamitsu Wada
   • Yoshio Masuda

   OriginalPaper Pages: 221 - 225

2. Cytogenetic studies on natural intergeneric hybridization inAster alliances

   • Masanobu Tara

   OriginalPaper Pages: 227 - 234

3. The fine structure of the epidermal cell wall in azuki bean epicotyl

   • Kazuo Takeda
   • Hiroh Shibaoka

   OriginalPaper Pages: 235 - 245

4. Chemotaxonomic studies onArachniodes (Dryopteridaceae) II. Phloroglucinol derivatives and taxonomic evaluation

   • Carl-Johan Widén
   • Antero Huure
   • Kunio Iwatsuki

   OriginalPaper Pages: 247 - 254

5. Apparent Pfr killer reaction and P^* denaturation in segments of etiolated pea epicotyl

   • Yukio Shimazaki
   • Masaki Furuya

   OriginalPaper Pages: 255 - 261

6. Corolla tube formation in four species of solanaceae

   • Eisho Nishino

   OriginalPaper Pages: 263 - 277

7. Chromosomes of diploid and triploid forms found in the natural populations of tiger lily in Tsushima

   • Shozo Noda

   Short Communication Pages: 279 - 283

8. A new method for the developmental study of the shoot apex

   • Kengo Soma

   Short Communication Pages: 285 - 289

9. The taxonomy and distribution ofEuchresta japonica (Leguminosae)

   • Hiroyoshi Ohashi

   Short Communication Pages: 291 - 294