Effect of light and capsule excision on stalk elongation of liverworts. Thomas, R. J. 1975. Correlation between protein content and cell elongation in setae of liverwort sporophytes. Maine State Biologists Association, Fall Meetings. Thomas, R. J. and W. T. Doyle.
Cell wall analyses of elongating liverwort setae.
American Society of Plant Physiologists, Oregon State University, Corvallis, August 17-22. Thomas, R. J. and W. T. Doyle. Lipid composition of maturing and elongate setae of liverwort sporophytes. Thomas, R. J. 1974. Carbohydrates in the seta of a liverwort sporophyte before and during elongation.