The formation of aplastidic abscission (tmema) cells and protonemal disruption in the mossBryum tenuisetum Limpr. is associated with transverse arrays of microtubules and microfilaments
1. Department of Biology, Royal Holloway and Bedford New College, Egham, Surrey 2. School of Biological Sciences, Queen Mary and Westfield College, Mile End Road, El 4NS, London, UK