title: A comparison of translocation of labelled assimilate by normal and lignified sieve elements in wheat leaves.
abstract: Leaves of Triticum aestivum L. were exposed to (14)CO2. The (14)C activity in lignified sieve elements was not above background levels, whereas it was significnatly higher in normal sieve elements and companion cells.
authors.affiliation: Botany Department, Monash University, 3168, Clayton, Victoria, Australia.
authors.forename: S C
authors.initials: SC
authors.lastname: Cartwright
authors.forename: W M
authors.initials: WM
authors.lastname: Lush
authors.forename: M J
authors.initials: MJ
authors.lastname: Canny