from The American Heritage® Dictionary of the English Language, 4th Edition
- n. Any of various submerged or floating aquatic plants of the genus Potamogeton having inconspicuous flowers borne in small spikes.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. Any plant of the genus Potamogeton, that grows in ponds or similar aquatic conditions; extended to other similar plants.
from the GNU version of the Collaborative International Dictionary of English
- n. Any aquatic plant of the genus Potamogeton, of which many species are found in ponds or slow-moving rivers.
from The Century Dictionary and Cyclopedia
- n. An aquatic herb of the genus Potamogeton, found in numerous Species in both he mispheres.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. submerged freshwater perennials
- n. any of several submerged or floating freshwater perennial aquatic weeds belonging to the family Potamogetonaceae
Sheltered from the wind yet exposed to the sun throughout the day, it makes its way past numerous small pools, their surfaces bearing a scattering of pondweed leaves and their low banks fringed with clumps of reed.
And she heads off once again to attack that pondweed.
On the morning I arrive, pondweed has once again drifted menacingly back to the canal – no matter how often Myers and her colleagues remove the plant, it returns, often within hours, at the height of the weed season.
Once we've fought and lost a losing battle with the pondweed, we spy some pennywort, a weed that sits underneath the water and requires us to go at it repeatedly, using the arm of the conveyer belt to detach it from reeds and scoop it up on to the belt.
On the way back to Bow Locks, the areas cleared of pondweed are covered once again.
We track the pondweed most of the way north from Bow Lock to Old Ford, as the Olympic Stadium rises into view to our right.
Towards the middle of the pond, a sudden upwelling from below, like a huge burp, causes a floating pondweed leaf to billow then sink back down again.
But my doubts have been happily confounded. artw took us all to the local pond shop on Sunday, and bought some pondweed and a bonus pond snail.
He pulls the man, whose face is covered in panic and pondweed, out of the water.
Endemic Saharan species found on the massif include the pondweed Potamogeton hoggariensis (E), Silene hoggariensis, Lupinus tassilicus and Senecio hoggariensis.