Thomas Rost

image of Thomas Rost

Professor Emeritus


Plant Biology

Offices and Labs

2140 Life Science
International Programs Office
1103 EH


1970 PhD Botany Iowa State University, Ames, IA
1965 MA Botany Minnesota State University, Mankato, MN
1963 BS Biology St. John's University, Collegeville, MN

Research Contribution

Curriculum development - Afghanistan, Vietnam and India

Research Interests

Structure and development of roots in vascular plants.

Pierce's disease, structure of xylem in grapevines


International President, Gamma Sigma Delta, the Honor Society for Agriculture 2004-06
Edwin G. Bessey award, Botanical Society of America 2007
Merit Award, Botanical Society of America 2008
UC Davis Distinguished Teaching Award 1998
Fulbright Senior Specialist, Comenius University, Slovakia 2012

Department and Center Affiliations

Plant Biology
International Programs, College Agriculture and Environmental Sciences


Gamma Sigma Delta
Botanical Society of America
International Society for Root Research

Specialties / Focus

Plant Biology
  • Cell and Developmental Biology

Teaching Interests

Developmental plant anatomy.
Forensic Botany

Personal Interests

Community theater


6/9/2012 1:07:40 PM
  • Adamakis, I.S., E.P. Eleftheriou and T.L.Rost. 2007. Effects of sodium tungstate treatment on the ultrastructure and growth of pea (Pisum sativum) and cotton (Gossypium hirsutum) seedlings. Environmental and Experimental Botany 63: 416-425.
  • Chatelet, D.S., T. L. Rost, K. A. Shackel, and M. A. Matthews. 2008. The peripheral xylem of grapevine (Vitis vinifera). 1. Structural integrity in postveraison berries. Journal of Experimental Botany 59: 1987-1996.
  • Chatelet, D.S., T. L. Rost, M. A. Matthews, and K. A. Shackel. 2008. The peripheral xylem of grapevine (Vitis vinifera) berries. 2. Anatomy and development. Journal of Experimental Botany 59: 1997-2007.
  • Gambetta, G.A., Fei, J., Rost, T.L., Matthews, M.A. 2007. The absence of a relationship between bacterial population and leaf scorch symptoms during Pierce’s Disease. Journal of Experimental Botany 58: 4037-4046.
  • Gambetta, G.A., T.L. Rost, and M.A. Matthews. 2009. Open xylem conduits through grapevine graft unions provide for passive pathogen movement. Journal of Enology and Viticulture. (In Press).
  • Shishkova, S., T.L. Rost and J.G. Dobrovsky. 2007. Determinate root growth and meristem maintenance in Angiosperms. Annals of Botany 101: 319-340.
  • Sun, Q., T.L. Rost, M.S. Reid and M.A. Matthews. 2007. Ethylene and not embolism is required for wound-induced tylose development in stems of grapevines (Vitis vinifera L.). Plant Physiology 145: 1629-1636.
  • Sun, Q., T.L.Rost, and M.A. Matthews. 2008. Wound-Induced Vascular Occlusions in Grapevine (Vitis vinifera L.): Tyloses in Summer and Gels in Winter. American Journal of Botany 95: 1498-1505.
  • Gambetta, G.A., T.L. Rost, and M.A. Matthews. 2009. Open xylem conduits through grapevine graft unions provide for passive pathogen movement. American Journal of Enology and Viticulture. 60: 241 - 245.
  • Chatelet, D.S., C. M. Wistrom, A. H. Purcell, T.L. Rost, and M. A. Matthew. 2011. Xylem structure of four grape varieties and twelve alternative hosts to the xylem-limited bacterium Xylella fastidious. Annals of Botany. 108: 73-85.
  • Rost, T.L. 2011. The organization of roots of dicotyledonous plants and the positions of control points. Annals of Botany 107: 1213-1222.
  • Dubrovsky, J.G. and T.L. Rost. 2012. Plant growth and development: Lateral root initiation. In. Encyclopedia of Applied Plant Sciences, 2nd ed. (Eds.) B. Thomas, D. Murphy and B. Murray. Academic Press. London, UK. (In Press).
  • Lux, A. and T.L.Rost. 2012. Preface: Special issue on root biology, Plant root research in the 21st century. Annals of Botany (In Press).