The Aristolochiaceae, or the Birthwort family, are a family of flowering plants with 7 genera and about 400 species belonging to the order Piperales. The type genus is Aristolochia L. == Description == They are mostly perennial, herbaceous plants, shrubs, woody vines or even lianas. The membranous, cordate simple leaves are spread out, growing alt... Found on http://en.wikipedia.org/wiki/Aristolochiaceae
Aristolochiaceae is the birthworts (genus Aristolochia) family of plants. They are rhizoomatous perennials or climbers with alternate leaves. The flowers are tubular, often S-shaped, and in some species smell of rotten meat. The fruit is a slightly fleshy capsule. Found on http://www.probertencyclopaedia.com/browse/BAA.HTM