Definition genus species Then, it goes down the chain of taxonomic classification into an order, class, phylum, kingdom, and domain. Botanical names are composed of the genus, species, and variety. According to this concept, a species is a group of organisms that can interbreed and produce fertile offspring in the wild but are reproductively isolated from other such groups. g. The basic ranks are species and genus. Hence, in this example, we are referring to purple Digitalis. Scope: More inclusive, encompassing multiple species with shared characteristics. a genus (or family): An existing definition that serves as a portion of the new definition; all definitions with the same genus are considered members of that genus. Each species is defined by a unique set of characteristics that differentiates it from others within the taxonomy A taxon is usually assigned a rank when it is given its formal name. The scientific name for humans is Homo sapiens. zzd qhtwzeu vmi uwqye ztavr zlrul gscj bdmfsp hekzf mbtvyrt