"C, cell showing numerous chloroplasts scattered through the cytoplasm." -Stevens, 1916

Plant Cell

"C, cell showing numerous chloroplasts scattered through the cytoplasm." -Stevens, 1916

"D, cell of Oedogonium, with numerous chloroplasts." -Stevens, 1916

Oedogonium Chloroplast

"D, cell of Oedogonium, with numerous chloroplasts." -Stevens, 1916

"Cross section of a portion of a leaf of Indian corn. a, upper and b, lower epidermis; c, c, palisade cells; n, border parenchyma containing starch within its chloroplasts; e, vascular bundle; d, d, stomata." -Stevens, 1916

Indian Corn Leaf Cells

"Cross section of a portion of a leaf of Indian corn. a, upper and b, lower epidermis; c, c, palisade…

"Diagram showing how the position of the chlorplasts against the vertical walls of the palisade cells exposes them to good advantage to light from all quarters of the sky." -Stevens, 1916

Plant Light Intake

"Diagram showing how the position of the chlorplasts against the vertical walls of the palisade cells…

"Diagram to show the activities going on in a palisade cell. The arrows from the chloroplasts into the cell cavity indicate movement of photosynthesized product. The thickness of the arrow shafts under "Light" indicate the relative light intensities." -Stevens, 1916

Palisade Cell

"Diagram to show the activities going on in a palisade cell. The arrows from the chloroplasts into the…

"Cross section through the thallus of Marchantia. j, stoma leading into a relatively large air-chamber in which arise numerous cells with chloroplasts, k; l, l, cells forming partitions between the air-chambers; m, cells destitute of chloroplasts and with numerous oblong pits; h, upper, and i, lower epidermis." -Stevens, 1916

Marchantia Thallus

"Cross section through the thallus of Marchantia. j, stoma leading into a relatively large air-chamber…