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The alkaloids vallesiachotamine and isovallesiachotamine have been isolated from the seeds of Strychnos tricalysioides and identified on the basis of their spectral characteristics. The potential chemotaxonomic significance of these alkaloids is briefly discussed.
INTRODUCTION Fusarium head blight (FHB) is primarily caused by Fusarium graminearum in North America. The disease affects yield, by reducing harvestable kernel numbers and weight, and affects quality, by contaminating grains with mycotoxins produced by the fungal pathogens. FHB management is mainly through use of wheat cultivars with moderate FHB resistance… (More)
PREMISE OF THE STUDY Begonia fimbristipula (Begoniaceae) is a medicinal herb distributed in the Chinese provinces of Fujian, Guangdong, Guangxi, Hainan, Hunan, Jiangxi, and Zhejiang, and it is on the verge of extinction due to habitat destruction and deterioration of its ecosystem. Here we developed a set of highly polymorphic microsatellite markers for… (More)