Bioactive phenolic amides from Celtis africana. (1/4)

Nonlegume Parasponia andersonii deploys a broad rhizobium host range strategy resulting in largely variable symbiotic effectiveness. (2/4)

The independent acquisition of plant root nitrogen-fixing symbiosis in Fabids recruited the same genetic pathway for nodule organogenesis. (3/4)

Anatomical and physical changes in leaves during the production of tamales. (4/4)