A contribution to the taxonomy of theAgrostis mertensii-flaccida complex (Poaceae) in Japan Tuguo Tateoka OriginalPaper Pages: 65 - 87
Structure of the vegetative shoot apex ofCassiope lycopodioides Noboru Hara OriginalPaper Pages: 89 - 101
Atmospheric condition controlling the seed germination of an achlorophyllous orchid,Galeola septentrionalis Shin Jchi NakamuraToshiro UchidaMinoru Hamada OriginalPaper Pages: 103 - 109
Taxonomic reexamination of the two species of blue-green algae,Calothrix scopulorum andC. crustacea Makoto M. WatanabeMunenao Kurogi OriginalPaper Pages: 111 - 125
Flavonoid glycosides from fiveCyathea species Atsushi HiraokaMasao Hasegawa OriginalPaper Pages: 127 - 130
Fine structure of the plasmalemma surface of poplar parenchyma cells observed by the freeze etching technique Takao Itoh OriginalPaper Pages: 131 - 143
Cell wall organization of cortical parenchyma of angiosperms observed by the freeze etching technique Takao Itoh OriginalPaper Pages: 145 - 156
Fine structural changes of the nuclei of degenerating microspores in triploidTradescantia Zyun NakazawaTeruo Niki Short Communication Pages: 157 - 161
