1. hibiscus tree (Latin name:. Hibiscus syriacus Linn), English name: Rose-of-Sharon, Shrub-althea, aka: kapok, Vitex, Althea, is a very common shrub in the garden flower seeds. Malvaceae Hibiscus is a deciduous shrub. Do flower in the garden fence style hedges, solitary plant, clump planting can be. Hibiscus seeds medicine, called "overturned child." It is South Korea's national flower, desert rose in North America have nicknames.