Refers to the flowering plant Althaea rosea, commonly called hollyhock. Often seen in gardens.
See also: タチアオイ
Hollyhocks are blooming in the garden.
Standard kanji spelling for hollyhock.
Katakana spelling, often used in botanical contexts or for emphasis.
Compound of 花 (hana, 'flower') and 葵 (aoi, 'mallow'). The exact historical derivation is uncertain, but the name likely refers to the plant's showy flowers and its relation to the mallow family.