ibclogo XVI International Botanical Congess


Abstract Number: 4992
Poster No. = 686


DETAILED KARYOTYPE ANALYSES OF NATURAL WILD LOCAMBOLE (ALLIUM GRAYIRegel) PLANTS IN JAPAN AND CHINA.


Ogura, H.*, Morimoto, M.*, Miyamoto,T.* and Kondo, K.**, *Lab. Biol., Facl. Educ., Okayama Univ., Okayama 700-8530, Japan, **Lab. Plant Chromosome & Gene Stock, Facl. Sci., Hiroshima Univ., Higashi-Hiroshima 739-8526, Japan.


We found that tetraploids (2n=4x=32) and pentaploids (2n=5x=40) of Allium grayi plants grew mixed in the natural populations in five localities of Okayama Pref., Japan. Some hexaploid plants were first discovered in western part of Japan. By our discrimination standard of basic chromosome complement, tetraploid was classified into two kinds of karyotypes and pentaploid four kinds of karyotypes. Cytology of A. grayi in Chinese populations is in progress.


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