Directory: All Listings 

1. Habit. 2. Fragment. 3. Upper subtidal (Amakusa Island, Japan). April 2013.

1. Habit. 2. Part of transverse section of the plant. 3. In the subtidal zone on rocky substratum (Amakusa Island, Japan). April 2013.

Low intertidal at fringing coral reef of Sesoko Island (Okinawa, Japan), April 2003.

1. Habit. 2. In aquarium. Plants taken from the low intertidal dead corals (Hainan Island, China). April 2012.

In habitat (Hainan Island, China). March 2012. Insets: Cross section and habit.

1. Habit. 2, 3. In habitat, the subtidal zone (Amakusa Island, Japan). April 2013.

Habit. Intertidal pool (Cape Ba Lang An, Vietnam), March 2009. Upper inset: Habit (Hainan Island). March 2012. Lower inset: Fragment of transverse section.

1. Mature tetrasporangial stichidia. 2. Fragment of creeping axis with rhizoids. 3. Surface view of external cortical cells. 4. Habit with tetrasporangial stichidia (Sesoko Island, Okinawa, Japan). April 2003.

1. Transverse section. 2. Tetrasporangial stichidium. 3. Rhisoids. 4. In habitat (Hainan Island, China). Inset: Habit. April 2012.

1. Habit (intertwined thalli). 2. Branching pattern. 3. Bed of Ahnfeltia in Peter the Great Bay (Sea of Japan, Russia). September 1976. Inset: Harvesting.

In habitat: 1. During low tide. 2. During high tide (Peter the Great Bay, the Sea of Japan, Russia). August 2013.

1. Transverse section of surface cells of tetrasporangial thallus. 2. Cells from surface view. 3. Habit (in aquarium). The plant found at 2 m deep (Nha Trang Bay, Vietnam). April 2006.

In habitat, upper subtidal (Amakusa Island, Japan), April 2013. Inset: Hair-like filaments.

Habit. Upper subtidal (Nha Trang Bay, Vietnam), April 2006.

Habit. In intertidal pool on coral reef of Sesoko Island (Okinawa, Japan), during low tide. May 2003.

1. Habit. 2. Upper part of thallus. 3. Unattached plants found аt low intertidal (Amakusa Island, Japan). April 2013.

1. Habit. 2. Upper part of thallus. 3. Unattached plants found аt low intertidal (Amakusa Island, Japan). April 2013.

1, 2. In habitat, subtidal, Cape Ba Lang An (Vietnam). March 2009.

1. Fragment. 2. Fragment with tubercles bearing cystocarps. 3. Habit (in aquarium), Cape Ba Lang An (Vietnam), March 2009.

Habit. Okinawa Island, Japan. Cast ashore, April 2003.