Description: English: "The London Journal of Botany" vol.6 (1847) 1. Portion of spike with unexpanded flowers 2. Petal and stamen 3. Pistil and squamae 4. Ovary laid open to show the solitary ovule 5. Nut with persistent style. Date: 1847. Source:
http://www.botanicus.org/page/821516. Author: William Henry Harvey (1811-1866).