Summary[edit] Description: English: Gentians have distinctive, bell-shaped blossoms. They are usually bisexual and regular with 4 or 5 separate sepals, 4 or 5 united petals and 4 or 5 stamens. The stamens are inserted on the corolla tube and alternate with the lobes. The ovary is positioned superior. It consists of 2 united carpels (bicarpellate), forming a single chamber. It matures as a capsule with many seeds. The leaves are mostly opposite, but some species of Frasera have leaves in whorls of three or four. Date: July 2013. Source: https://eurekamag.com/pdf/008/008320876.pdfhttps://www.wildflowers-and-weeds.com/Plant_Families/Gentianaceae.htm. Author: Lena Struw,Victor A. Albert,d Birgitta Bremer Thomas J. Elpel.