Gracilaria, also known as irish moss or ogonori, [1] is a genus of red algae in the family Gracilariaceae. It is notable for its economic importance as an agarophyte meaning that it is used to make agar , as well as its use as a food for humans and various species of shellfish.

江蓠属（學名： Gracilaria ），其物種又名龍鬚菜 [2] 、海髮 [3] 或海麵條 [4] ，是紅藻門 江蓠科之下的一個属，因其作為一種瓊脂植物的經濟重要性以及用作人類和各種貝類的食物而著稱。

江蓠是红藻门 (Rhodophyta) 真红藻纲 (Florideae) 、杉藻目(Gigartinales) 江蓠科 (Gracilariaceae) 江蓠属(Gracilaria) 的统称。 本属约近 100 种， 中国的种类有龙须菜 (G. sjoestedtii) 、 江蓠 (G. verrucosa) 、 芋根江蓠 (G. blodgettii) 、 脆江蓠 (G. bursa-pastoris) 、凤尾菜 (G. eucheumoides) …

Gracilaria can grow in a wide range of salinities from 5 to 34 ppt, which makes it a common seaweed of brackish water, mangrove swamps, and the sea. Gracilaria is mainly cultivated and harvested for agar production, currently

Gracilaria is a rhodophyte (red algae) from the family Gracilariaceae. The family claims one genus with a rather large number of species (about 100)

2023年4月1日 · Gracilaria sp.1 and the previously studied Gracilaria sp. from Hainan were conspecific and closely related to G. blodgettii (90/1). The pairwise divergence between the two species ranged from 3.2 % to 3.3 % in the rbc L gene sequence.

江蓠属（学名：Gracilaria）是杉藻目江蓠科下的一个属。 植物体直立，单生或丛生，少数种匍匐生长，圆柱状，扁压至扁平或叶状；互生，二叉式或不规则分枝。

2022年12月2日 · Gracilaria aquaculture is one of the fastest-growing sectors, contributing to 10.5% of the global seaweed feed-stock supply chain in 2019. It predominantly caters to food-grade agar, animal feed and non-food sector applications viz. biotechnology, biomedical and pharmaceuticals.

2019年1月1日 · Gracilaria species are better known as raw material exploited for the extraction of agar, one of the typical phycocolloids found in some species of red algae.

2019年5月30日 · Gracilaria is a warm water seaweed, usually preferring temperatures in the 20-30°C range. It is an ideal candidate for aquaculture due to its warm-water growing season, ease of propagation, relatively high growth rates, high tolerance to a range of environmental conditions, and its existing and potential commercial value.