hydathode meaning in Hindi

More: Next

They may also be simply excretory organs ( hydathodes ), used for exuding surplus metabolic products.
Darwin believed extrafloral nectaries were simply hydathodes, while Delpino believed they had a defensive function, especially among myrmecophilic plants.
Hydathodes provide the pathogen a direct path from the leaf margins to the plant vascular system and thus systemic host infection.
The leaf blades are usually pinnate in cutting rarely pinnatifid or bipinnatifid, bearing free veins which lack hydathodes at their terminus.
The natural route of invasion by Xcc is through the hydathodes, though leaf wounds caused by insects and plant roots may also be portals of entry.
The leaf blades range from pinnatifid to pinnate-pinnatifid in cutting, bearing free veins which usually end in hydathodes on the upper surface of the leaf.
Hydathodes are made of a group of living cells with numerous intercellular spaces filled with water, but few or no chloroplasts, and represent modified bundle-ends.
When " D . dadantii " is virulent it enters primarily through hydathodes and wounds, with the assistance of jasmonates, where the bacteria rapidly breakdown the parenchymatous tissues with the use of pectic enzymes ) . " D . dadantii " produces many pectinases that are responsible for disassembly of the plant cell wall.

noun.

a pore that exudes water on the surface or margin of a leaf of higher plants
synonyms：,