A gram (chickpea) plant
Step 1 of 5
Simplified from: Chickpea: Hortus Romanus (Bonelli, Sabbati and Martelli, 1772), New York Public Library, Public domain, via Wikimedia Commons; Gram leaf: traced from Paul Taubert's drawing in Engler & Prantl, 1894 (public domain); Mustard root: C. A. M. Lindman, Billeder af Nordens Flora (1901), public domain
