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"Diagram to show the radial flow of water in pine wood, from the tracheids of the late growth of one year into those of early growth of the succeeding year." -Stevens, 1916

Water Flow in Pine

"Diagram to show the radial flow of water in pine wood, from the tracheids of the late growth of one…

"Diagram indicating by arrows how the water in the tracheids of pine passes longitudinally from one tracheid to another." -Stevens, 1916

Water Flow in Pine

"Diagram indicating by arrows how the water in the tracheids of pine passes longitudinally from one…

"Diagram to show the tangential flow of water from the side where there is less demand to the side where the demand is greater." -Stevens, 1916

Water Flow in Plants

"Diagram to show the tangential flow of water from the side where there is less demand to the side where…

"Diagram showing by the arrows how the water can flow tangentially around a plant without traversing the medullary rays, which are indicated in black." -Stevens, 1916

Water Flow in Plants

"Diagram showing by the arrows how the water can flow tangentially around a plant without traversing…

"Diagram showing the relation of the water-carrying tissues of the leaves to those of the stem, and how the older rings of growth give up their water to the newer before this water can enter the leaves. The figures at the bottom indicate in years the age of the rings." -Stevens, 1916

Water Flow in Plants

"Diagram showing the relation of the water-carrying tissues of the leaves to those of the stem, and…