Callus 1. A mass of undifferentiated parenchyma. If a plant is injured, the surrounding uninjured parenchyma cells form a suberin-impregnated callus, sometimes, sealing off the wound.
Callus 1. A mass of undifferentiated parenchyma. If a plant is injured, the surrounding uninjured parenchyma cells form a suberin-impregnated callus, sometimes, sealing off the wound.
愈伤组织：1.一团未分化的薄壁组织。如果植物受到损伤，那么周围未受伤的薄壁组织就会在伤口处形成具有分生能力的组织，有时可以封闭伤口。