also: たでか
noun
Polygonaceae; knotweed family; smartweed family
Botanical family name; used in scientific and gardening contexts.
タデ科の植物には、ソバやイタドリが含まれる。
Plants in the Polygonaceae family include buckwheat and Japanese knotweed.
Compound of タデ (water pepper, smartweed) and 科 (family, taxonomic rank).