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
Rhodiola rosea and 4 petals, yellow to greenish yellow in color sometimes tipped with red, about long, and blooming in summer. Several shoots growing from the same thick root may reach in height. "R. rosea" is dioecious – having separate female and male plants. "Rhodiola rosea" was first described by Pedanius Dioscorides in De Materia Medica. Western North American plants formerly included in "R. rosea" are now treated as "Rhodiola integrifolia" and "Rhodiola rhodantha". About 140 chemical compounds are in the subterranean portions of "R. rosea". "Rhodiola" roots contain phenols, rosavin, rosin, rosarin, organic acids, terpenoids, phenolic acids and their derivatives, flavonoids,