Icons of Japanese algae, Tokyo, Kazamashobo 1907-1942, algae, botany, Japan, pictorial works, Woods Hole, Ecklonia stolonifera, Kintaro Okamura, The illustration depicts the seaweed species Ecklonia stolonifera, attributed to K. Okamura. It showcases the various structural components of the plant, highlighting its distinctive fronds and root-like structures. Labels are provided for different parts, including the main body, reproductive structures, and cellular details. The diagram emphasizes the intricate design of this marine organism, illustrating its adaptation to underwater environments. This educational piece serves as a reference for botanical studies, particularly in marine biology.