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  2. Thuja occidentalis - Wikipedia

    en.wikipedia.org/wiki/Thuja_occidentalis

    Thuja occidentalis, also known as northern white-cedar, [1] eastern white-cedar, [2] or arborvitae, [2] [3] is an evergreen coniferous tree, in the cypress family Cupressaceae, which is native to eastern Canada and much of the north-central and northeastern United States. [3] [4] It is widely cultivated as an ornamental plant.

  3. Aquatic plant - Wikipedia

    en.wikipedia.org/wiki/Aquatic_plant

    The flower of Nymphaea alba, a species of water lily Bud of Nelumbo nucifera, an aquatic plant.. Aquatic plants also referred to as hydrophytes [1] are vascular plants and non-vascular plants [2] that have adapted to live in aquatic environments (saltwater or freshwater).

  4. Platycladus - Wikipedia

    en.wikipedia.org/wiki/Platycladus

    Platycladus is a monotypic genus of evergreen coniferous trees in the cypress family Cupressaceae, containing only one species, Platycladus orientalis, also known as Chinese thuja, [5] Oriental arborvitae, [6] Chinese arborvitae, biota or Oriental thuja.

  5. Arbor vitae - Wikipedia

    en.wikipedia.org/wiki/Arbor_vitae

    Arborvitae, Thuja, a genus of coniferous trees in the cypress family; Arbor Vitae, an album by the band J Church; See also. Tree of life (disambiguation)

  6. Thuja koraiensis - Wikipedia

    en.wikipedia.org/wiki/Thuja_koraiensis

    Thuja koraiensis, also called Korean arborvitae, [2] is a species of Thuja, native to Korea and the extreme northeast of China (Changbaishan).Its current status is poorly known; the small population in China is protected in the Changbaishan Nature Reserve, as is the small population in Soraksan Nature Reserve in northern South Korea, but most of the species' range in North Korea is unprotected ...

  7. Water treatment - Wikipedia

    en.wikipedia.org/wiki/Water_treatment

    Dalecarlia Water Treatment Plant, Washington, D.C. Water treatment is any process that improves the quality of water to make it appropriate for a specific end-use. The end use may be drinking, industrial water supply, irrigation, river flow maintenance, water recreation or many other uses, including being safely returned to the environment.

  8. Aerial root - Wikipedia

    en.wikipedia.org/wiki/Aerial_root

    Some surprising results in studies on aerial roots of orchids show that the velamen (the white spongy envelope of the aerial roots), are actually totally waterproof, preventing water loss but not allowing any water in. Once reaching and touching a surface, the velamen is not produced in the contact area, allowing the root to absorb water like ...

  9. Water pumping - Wikipedia

    en.wikipedia.org/wiki/Water_pumping

    Gravity does all the work. In all other instances, pumps are necessary. In day-to-day situations, available water is often contaminated, unhealthy, or even naturally poisonous, so that it is necessary to pump potable water from lower levels to higher levels, where it can be of use. A fresh water source in a lower stream, river, pond, or lake is ...