propagant
/ˈprɒpəɡənt/noun
Botany and Horticulture. A piece of plant tissue capable of giving rise to a new individual by asexual reproduction. Also: a plant resulting from the vegetative propagation of another, especially through tissue culture.
Origin
Late 19th century (in an earlier sense). Either from classical Latin propāgant-, propāgāns, present participle of propāgāre, or from propag- + -ant.