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The compact growth form of cushion plants reduces air flow over the surface of the epidermis, reducing the rate of water loss. Additionally, many cushion plants have small and fleshy leaves which reduce the surface area of the plant, which reduces transpiration and conserves water. In alpine environments well above the tree line, cold is a ...
Raoulia rubra is a cushion plant belonging to the family Asteraceae and is found in the mountains of southern North Island and northern South Island, New Zealand. Its common name is scabweed. Although the whitish cushion can be two feet (60 cm ) wide it is only 25 mm (one inch) thick and looks like a lichen. The scattered tiny flowers are red. [1]
It is a lithophytic cushion plant native to South Island, New Zealand, It is curious for two reasons: It has green flowers, and the roots are fully exposed to the air and of a weeping habit. [ 1 ] References
Paraquilegia anemonoides is a species of perennial flowering plant in the family Ranunculaceae. It is native to Central Asia, southwestern Siberia, and the Himalayas. This cushion plant's leaves grows to around 30 mm (1.2 in), with flowering stems reaching 80 mm (3.1 in) tall. [4]: 48–49
Colobanthus muscoides is a low-growing, moss-like flowering cushion plant in the family Caryophyllaceae, found on islands in the south-western Pacific Ocean, especially in the subantarctic region. The specific epithet comes from the Latin muscus (moss) and -oides (resembling), with reference to its growth habit.
Dracophyllum minimum, commonly known as heath cushionplant or claspleaf heath, is a species of bolster cushion plant endemic to Tasmania, Australia. [ 1 ] [ 2 ] It is a low growing, highly compacted plant with white flowers, commonly found in alpine areas of the south, centre and west of Tasmania.
Yareta is an evergreen perennial with a low, mat-like shape and hemispherical growth form that grows to around 6 m (20 ft) in diameter. [3] The self-fertile, pink or lavender flowers are hermaphroditic and are primarily pollinated by small flies in the order Diptera, as well as a variety of other small insect species, including bees, wasps, and moths.
Ferulopsis is a genus of flowering plants in the umbellifer family Apiaceae, native to the Altai, Mongolia and Siberia. They form cushions which are ecologically important in the cold areas in which they live. [2] Some authorities have it as a synonym of Phlojodicarpus.