The pods or fruits of plants in the botanical family Fabaceae, or Leguminosae, are commonly known as legumes. (academic.oup.com)
Park Relative: Pacific pea (Lathyrus vestitus) The «green bean» is just one variety of Phaseolus vulgaris, the common bean upon which much of the world's population depends as a staple of their diet (the green beans are actually the unripe fruits of the plant!). (parksconservancy.org)
vernalization the act or process of hastening the flowering and fruiting of plants by treating seeds, bulbs, or seedlings so as to induce a shortening of the vegetative period (ipcc.ch)