1957 Volume 70 Issue 825 Pages 53-57
1) In two-branched plants flower initiation of the receptor bud on one branch induced by dark treatment given to the donor leaf on the other branch was compared with that of the axillary bud of the donor leaf.
2) The response was markedly reduced, when the donor and the receptor were separated by a stretch of stem, indicating that the stimulus was dissipated in the stem during transmission.