Flowering Branch of Hibiscus Trionum
The common name of hibiscus trionum is bladder ketmia. The flowers are yellow with a purple center. The flowers bloom in summer. The shrub grows two feet tall.
GalleriesFlowers and Shrubs: H
Nicholson, George The Illustrated Dictionary of Gardening, Div. VI (London, England: L. Upcott Gill, 1884)