(亦作purple laver)
mass noun
1- an edible seaweed with thin sheet-like fronds of a reddish-purple and green colour which becomes black when dry. Laver typically grows on exposed shores, but in Japan it is cultivated in estuaries.紫菜。
1.1
- Porphyra umbilicaulis, division Rhodophyta.拉丁名Porphyra umbilicaulis,红藻门。
词源
late Old English (as the name of a water plant mentioned by Pliny)， from Latin. The current sense dates from the early 17th cent.