Horse Chestnut Small 320×268 Medium 640×535 Large 1024×856 Download Tiff Original 2400×2007 | (545.1 KB) Description Half of a horse-chestnut, similarly cut; the caulicle is curved down on the side of one of the thick cotyledons. Keywords Botany, flowers, plants, pollen, pollination, seed Galleries Trees: D-H Source: Asa Gray The Elements of Botany for Beginners and for Schools (New York, Cincinnati, Chicago: American Book Co., 1887)
