Originated by P.J. Beaulier of New Hampshire Hostas in New Hampshire, this non-registered cultivar is of unidentified parentage. It is a small size hosta with bright yellow, lanceolate foliage. The leaves are very wavy and moderately folded. 

This name may refer to a number of different things according to a search on Wikipedia. Rasta refers to warriors in the second Congo War in Africa. It is a white religious garment of the Mandaean sect. And, it is the name of a Siberian recording artist and the last name of an Estonian muscian.