hibiscus calyphyllus

Hibiscus calyphyllus (syn. Hibiscus calycinus, Hibiscus chrysantha, Hibiscus chrysanthus, Hibiscus rockii), the lemonyellow rosemallow, is a shrub from tropical Africa belonging to the genus Hibiscus. In 1883 this Hibiscus was offered for sale in England under the name Hibiscus chrysanthus with Port Natal, Cape Colony (now South Africa), identified as the source. By 1891 the same Hibiscus was identified as Hibiscus chrysantha in the United States, a practice which may have continued into the 1930s ...