Asparagus officinalis's a flowering plant species in the genus Asparagus from which the vegetable known as asparagus's obtained. It's native to most of Europe, northern Africa and western Asia. It's now also widely cultivated as a vegetable crop. Biology Asparagus's a herbaceous perennial plant growing to tall, with stout larissa stems with much-branched feathery foliage. The "leaves" are in fact needle-like cladodes (modified stems) in the axils of scale leaves; they're long and broad, and cl… (More on Asparagus)