Kingcup has a beautiful name, and like its name it is a beautiful flower. Its scientific name is Caltha palustris and belongs to the Ranunculaceae family and it is more popular in the Northern Hemisphere.Kingcup becomes beautiful and even luxuriant in partial shade. It can reach of height of up to 80 cms and interestingly enough its leaves are kidney shaped. Its flwoers are yellow the petals resemble sepals and they bloom from early spring to late summer. Some of its well-known species include: Caltha palustris subsp. palustris, and Caltha palustris subsp. minor.Other subspecies include:Caltha palustris var. albaCaltha palustris var. bartheiCaltha palustris var. himalensisCaltha palustris var. palustrisCaltha palustris var. palustris 'Plena' (double flowered)Caltha palustris subsp. polypetalaCaltha palustris var. radicansCaltha palustris 'Flore Pleno' Caltha palustris 'Semiplena' (double flowered)Caltha palustris Trotter's formCaltha palustris 'Yellow Giant'Caltha palustris 'Marilyn'Caltha palustris 'Multiplex' (double flowered)(http://en.wikipedia.org/wiki/Kingcup)May many beautiful kingcups decorate your garden from Romania.