Genus Gracilaria

1, 2. Habit (in aquarium). 3. Natural habitat in the upper subtidal zone (Phu Quoc Island, Vietnam). March 2009.

1. Fragment showing branching pattern and branches abruptly basally constricted. 2. Cortical cells and tetrasporangia from surface view. 3. Part of a transverse section through tetrasporangial thallus. 4. Habit (in aquarium, Nha Trang Bay, Vietnam), April ...

Habit (in aquarium) collected in Vietnam, Cape Ca Na. April 2006.

1. Fragment with cystocarps. 2. In habitat, intertidal (My Hoa, Ninh Thuan Province, Vietnam). March 2006.

1. Upper portion showing bifurcate tips. 2. Fragment with cystocarps. 3. Longitudinal section through the cystocarp. 4. Habitat (overgrowing the lobster farm constructions at Mot Island, Nha Trang Bay, Vietnam). April 2006.

1, 2. Plants showing thickened dentate margins. 3. Habitat, upper subtidal (Sanya Bay, Hainan Islands, China). April 2012.

1, 2. Plants in habitat, low intertidal (Amakusa Island, Japan). April 2013.

1. Habit. 2. Transverse section showing tetrasporangia. 3. Transverse section through cystocarp. 4. In habitat (My Hoa, Ninh Thuan Province, Vietnam), March 2006.

1. Cystocarp in longitudinal section. 2. Habitat (mouth of Cai River, Nha Trang Bay, Vietnam). April 2007. Inset: Group of cystocarps.

1. Habit. 2. Cultivation of Gracilaria tenuistipitata in O Lan Lagoon (Phu Yen Province, Vietnam). March 2009. Inset: Habit.

1. Fragment with cystocarps. 2. Cultivation of unattached form of Gracilaria vermiculophylla (Peter the Great Bay, the Sea of Japan, Russia), August 1990. Inset: Habit.