Alcea Alcea Alcea is a genus of about 60 species of flowering plants in the mallow family Malvaceae, commonly known as the hollyhocks. They are native to Asia and Europe. The single species of hollyhock from the Western Hemisphere, the streambank wild hollyhock, belongs to a different genus. Hollyhocks are annual, biennial, or perennial plants usually taking an erect, unbranched form. The herbage usually has a coating of star-shaped hairs. The leaf blades are often lobed or toothed, and are borne on long petioles. The flowers may be solitary or arranged in fascicles or racemes. The notched petals are usually over
Shenzhen International Garden and Flower Expo Park 23, 2004, which was awarded the title of "National Key Park" by Ministry of Housing and Urban-Rural Development on September 12, 2008. Shenzhen International Garden and Flower Expo Park was a part of the Huangniulong green isolation belt and the venue for the Fifth China International Garden and Flower Exposition co-hosted by Ministry of Housing and Urban-Rural Development (formerly Ministry of Development) and Shenzhen Municipal People’s Government. Its theme is "Nature, Home, Bright Future". The Park is divided into three scenic areas, including the West Area, the North Area and the West Area. Shenzhen International Garden and Flower Expo Park