Definitions for: Phylloxera


[n] type genus of the Phylloxeridae: plant lice



Webster (1913) Definition: Phyl`lox*e"ra, n. [NL., fr. Gr. ? leaf + ? dry.]
1. (Zo["o]l.) A small hemipterous insect ({Phylloxera
vastatrix}) allied to the aphids. It attacks the roots and
leaves of the grapevine, doing great damage, especially in
Europe.

Note: It exists in several forms, some of which are winged,
other wingless. One form produces galls on the leaves
and twigs, another affects the roots, causing galls or
swellings, and often killing the vine.

2. The diseased condition of a vine caused by the insect just
described.

Synonyms: genus Phylloxera

See Also: arthropod genus, family Phylloxeridae, grape louse, grape phylloxera, Phylloxera vitifoleae, Phylloxeridae

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