Definitions

from The Century Dictionary.

  • noun A genus of small, communal, moss-like, floating plants of the family Salviniacceæ, having pinnately branched stems closely covered by minute, imbricate leaves and with descending, filiform, villous rootlets.

from the GNU version of the Collaborative International Dictionary of English.

  • noun a genus of ferns, someties placed in its own family Azollaceae.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • noun a genus of fern sometimes placed in its own family Azollaceae

Etymologies

Sorry, no etymologies found.

Examples

  • (Oreochromis niloticus) that were 4-6 cm in length, and the azolla was Azolla caroliniana.

    Chapter 6

  • With all that heat and massive freshwater lakes forming in the Arctic, a fern called Azolla started growing and growing.

    North Pole Looked Like Paradise

  • Pond fish production can be tied to the bioregenerative scheme, as can other, though less well established, biological systems, such as nitrogen fixation by the blue-green alga Anabaena azolla, which is symbiotically associated with the Azolla fern in rice paddies, replacing commercial nitrogenous fertilizers (2).

    Chapter 17

  • Bowen said he has a hard time accepting that part of the research, but Brinkhuis said the studies show tons upon tons of thick mats of Azolla covered the Arctic and moved south.

    North Pole Looked Like Paradise

  • Azolla, still found in warm regions today, grew so deep, so wide that eventually it started sucking up carbon dioxide, Brinkhuis theorized.

    North Pole Looked Like Paradise

  • J. 13 Laboratory studies: effect of Azolla coverage on anopheline mosquitoes

    Chapter 13

  • Still, Azolla has not lived up to its initial promise.

    Chapter 13

  • Slide J. 13 Laboratory studies: effect of Azolla coverage on anopheline mosquitoes

    Chapter 13

  • Farmers introduce Azolla into the rice fields, let it expand in rice fields, and at the end of the cropping cycle work the Azolla cover into the soil.

    Chapter 13

  • J. 11 Azolla use in rice fields, as joint weed control/fertilizer, Tamil Nadu, India

    Chapter 13

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