aerial root


Also found in: Dictionary, Thesaurus, Medical, Wikipedia.
Related to aerial root: Buttress root, prop root

aerial root

[′e·rē·əl ′rüt]
(botany)
A root exposed to the air, usually anchoring the plant to a tree, and often functioning in photosynthesis.
References in periodicals archive ?
Most tropical orchids are epiphytic-that is, rather than growing in soil, they attach to trees or other support systems by means of aerial roots.
Its aerial roots provided props for play as we swung on these and imagined ourselves to be mini Tarzans in the making.
Don't worry about the roots coming over the top of the pot - these are aerial roots and you can push them back down into the soil, or cover with moss to stop them drying out.
Which type of tree uses aerial roots to absorb oxygen as it cannot be obtained from the waterlogged soil in which it stands?
The plant develops many aerial roots which are necessary for growth and should be left well alone to roam free for the best displays.
Most philodendrons develop aerial roots (which become long and ropy in some types) and that assist them in wrapping around tree trunks in their skyward clambering.
Trim any unwanted soft growth of ivy from windows, doors and walls now while the aerial roots still come away easily.
The plant actually draws water through the aerial roots, which develop at the base of pseudo bulbs and often extend over the edge of the pot.
Wilkes gives the impression the fig tree growing by the side of the pool with some dozen eight foot long aerial roots growing from the main stem drooped over the pond might eventually reach the city of Birmingham if left to its own devices.
When kept moist, it often develops more aerial roots.
These trees are being destroyed by marine pollution, as plastic debris in the water block their aerial roots.
Those that clamp on the wall with self-clinging aerial roots or pads, clambering up the smoothest vertical surfaces, like Virginia creeper and ivy.