L1:What's the difference between weed and weed?

seaweed

Seaweed, seaweed;

Plural: seafood

basin

English: [Plant] Porphyra; ; Tender laver; Porphyra;

laver

English: Haiyuan;

differentiate

English: distinguish; ; Distinguish; Difference; Distinguish discrimination;

Porphyra is a general term for algae that grow alternately in the sea. Rhodophyta, Saussurea. Algae are membranous and called phyllodes. Purple or brownish green. The shape varies from species to species. Porphyra is a kind of marine red algae. The thallus is composed of a layer of cells embedded in a thin layer of colloid, which is dark brown, red or purple. Porphyra fixer is disk-shaped and rhizoid. Growing on rocks in the intertidal zone of shallow sea. There are many kinds, mainly Porphyra yezoensis, Porphyra haitanensis and Porphyra haitanensis. Artificial farming has been carried out in the coastal areas of China. At the beginning of the 20th century, the production of laver in China jumped to the first place in the world. Rich in protein and iodine, phosphorus, calcium and so on. Food and medicine [20]. At the same time, laver can also be used as medicine to make traditional Chinese medicine, which has the effects of resolving phlegm, softening hardness, clearing heat and promoting diuresis, tonifying kidney and nourishing heart. Porphyra is often mistaken for a plant because it can carry out photosynthesis. But biologists generally believe that it is not a real plant because it has no real vascular tissue (xylem and phloem), which is different from seaweed. In addition, several cyanobacteria are related to algae. Macroalgae mostly grow in cold regions. The cultured varieties are Porphyra yezoensis and Porphyra haitanensis.