Floribunda, Hybrid Polyantha. Butter-yellow. Strong fragrance. Semi-double (9-16 petals), cluster-flowered, cupped bloom form. Blooms in flushes throughout the season. USDA zone 6b through 9b (default). Height of up to 35" (up to 90 cm). Svend Poulsen (1884-1974) (1938).