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Proanthocyanidins and the lignin connectionHelen A. Stafford · 1988
Alcohol dehydrogenase of wheat germHelen A. Stafford; Birgit Vennesland · 1953
Modern Phytochemical Methods ||Fischer, Nikolaus H.; Isman, Murray B.; Stafford, Helen A. · 1991
Flavonoid Evolution: An Enzymic ApproachHelen A. Stafford · Plant Physiology · 1991
What Is a Plant Cell?Helen A. Stafford · The Plant Cell · 1991
Phosphogluconic Dehydrogenase in Higher PlantsRobert C. Barnett, Helen A. Stafford, Eric E. Conn and Birgit Vennesland · Plant Physiology · 1953
Tartaric Acid Dehydrogenase Activity in Higher PlantsHelen A. Stafford · Plant Physiology · 1957
The significance of glucocorticoid pulsatilityStafford L. Lightman; Crispin C. Wiles; Helen C. Atkinson; David E. Henley; Georgina M. Russell; Jack A. Leendertz; Mervyn A. McKenna; Francesca Spiga; Susan A. Wood; Becky L. Conway-Campbell · 2008
Leaf Types in the AraceaeThomas S. Ray · American Journal of Botany · 1987
Carpel Anatomy of the BerberidaceaeMarjorie Chapman · American Journal of Botany · 1936
Somaclonal and Gametoclonal VariationD. A. Evans, W. R. Sharp and H. P. Medina-Filho · American Journal of Botany · 1984
Biosystematics of Ruellia tuberosa L. (Acanthaceae)Robert W. Long · American Journal of Botany · 1976
Chromosome Morphology in the Genus SambucusDonald K. Ourecky · American Journal of Botany · 1970
Pollinators of Tropical Dioecious AngiospermsSusanne S. Renner and Jan Peter Feil · American Journal of Botany · 1993
Anatomical Evidence for the MenyanthaceaeAlton A. Lindsey · American Journal of Botany · 1938
Phylogeny of Amorpheae (Fabaceae: Papilionoideae)McMahon, M.; Hufford, L. · American Journal of Botany · 2004