Persicaria odorata herb is believed to repress sexual urges. A saying in Vietnamese states, ""rau răm, giá sống"" ("Vietnamese coriander, raw bean sprouts"), which refers to the common belief that Vietnamese coriander reduces sexual desire, while bean sprouts have the opposite effect. Many Buddhist monks grow coriander in their private gardens and eat it frequently, believing it helps them remain celibate. Persicaria odorata Persicaria odorata, known as rau răm or Vietnamese coriander, is an herb whose leaves are used in Southeast Asian cooking. Other names for this herb include Vietnamese mint, Vietnamese cilantro, Cambodian mint, hot mint, laksa leaf, and praew leaf.
Leaf and will usually continue to grow as long as they have the resources to do so. The type of leaf is usually characteristic of a species (monomorphic), although some species produce more than one type of leaf (dimorphic or polymorphic). The longest leaves are those of the Raffia palm, "R. regalis" which may be up to long and wide. The terminology associated with the description of leaf morphology is presented, in illustrated form, at Wikibooks. Where leaves are basal, and lie on the ground, they are referred to as prostrate. Different terms are usually used to describe the arrangement of