New American Oxford Dictionary
propagule
prop a gule |ˈpräpəˌgyo͞ol ˈprɑpəˌɡjul | ▶noun Botany a vegetative structure that can become detached from a plant and give rise to a new plant, e.g., a bud, sucker, or spore. ORIGIN mid 19th cent.: from modern Latin propagulum ‘small shoot, ’ diminutive of propago ‘shoot, runner. ’
Oxford Dictionary
propagule
propagule |ˈprɒpəgjuːl | ▶noun Botany a vegetative structure that can become detached from a plant and give rise to a new plant, e.g. a bud, sucker, or spore. ORIGIN mid 19th cent.: from modern Latin propagulum ‘small shoot ’, diminutive of propago ‘shoot, runner ’.