Malva alcea common in drier soils in thickets, along paths and in waste places. Natural hybrids with the closely related "Malva moschata" are occasionally found. In central Europe it grows at altitudes of up to 2,000 m. It has been widely grown outside of its native range as an ornamental plant. Several cultivars exist such as 'Fastigata', an upright form, and 'Alba', a white flowered form. In some areas, such as the northeastern United States, the plant has escaped from cultivation and become naturalised. It is very similar to, and often confused with "Malva moschata". Malva alcea Malva alcea (greater musk-mallow, cut-leaved
Clusia rosea with its many aerial roots. The flowers are white. The upper leaf tissue registers 'writing' giving it the common name autograph tree. The tree produces a fleshy, light green but poisonous fruit; once the fruit has split, the seeds are favored by birds and other wildlife. This plant is cultivated as an ornamental plant, for its flowers, foliage, and fruit. It is planted in gardens as a fruiting and ornamental tree in sub-tropical climates, and used as a houseplant in many climates. "Clusia rosea" has become a great threat to Sri Lanka, Hawaii, and many other tropical countries as an