Codium intricatum

Thallus spongy, creeping, erect, dark green to dull green, often entwined forming hemispherical, spherical masses of densely fusing branches, 4.5-9 cm high, 8.5-15(-27) cm across. Branching irregular, subdichotomous, cervicorn (dichotomous with one arm of the dichotomy suppressed) below. Branches firm, cylindrical, slightly compressed, 3-5 mm wide in upper branches, 5-11(-20) mm wide below, entwined together into a clump. Utricles clubshaped, cylindrical, (90)-150-300(-350) mm diam., 540-1000 mm long. Apices rounded. Apical wall 5 mm thick. Hairs or hair scars present, 1-2 per utricle, 22-25(-35) mm diam., 200-370(-500) mm long; 50-100 mm below apex. Gametangia 1-2 per utricle, oval (tapering to both ends) (60)-80-110(-150) mm diam., 290-320(-360) mm long, borne 250-350 mm below apex; stalked, 12.5 mm diam., 15 mm long. Growing on lower intertidal and upper subtidal hard substrate of semiprotected and open shores.

Subtropical and tropical waters of Pacific Ocean. Common in countries of the Asia-Pacific Region: Japan, Korea, Taiwan, Philippines, Pacific Islands.