also: あじさいか
noun
Hydrangeaceae; the hydrangea family
Botanical family name; used in scientific and gardening contexts. Refers to the plant family that includes hydrangeas and related genera.
アジサイ科の植物は、装飾花が美しいものが多い。
Many plants in the hydrangea family have beautiful decorative flowers.
この庭園にはアジサイ科の様々な種が植えられている。
Various species of the hydrangea family are planted in this garden.
アジサイ is the common name for hydrangea, while アジサイ科 is the taxonomic family name.
From アジサイ (hydrangea) + 科 (family). The plant name アジサイ is of uncertain origin, possibly from a compound meaning 'gathering of blue flowers' or a phonetic adaptation.