1979 年 44 巻 4 号 p. 799-803
Meiotic studies in 14 taxa belonging to 13 species and 7 genera of the family Urticaceae have been carried out from the hills of Darjeeling (E. Himalayas). Seven species marked* in Table I have been investigated for the first time and new chromosome numbers are discovered for another 4 species marked † in the same table. Evolution of basic chromosome numbers in the family is briefly discussed.