noun
: one of the spongy parenchyma cells having dilated ends and underlying the palisade cells of leaves and reputedly conveying the products of photosynthesis from the palisade cells to the vascular system of the plant
noun
: one of the spongy parenchyma cells having dilated ends and underlying the palisade cells of leaves and reputedly conveying the products of photosynthesis from the palisade cells to the vascular system of the plant
Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012