phyllotaxy (filotaksi)

[F. phyllotaxic, year these rot, and then the vine dies. The vines suscep order: see taxis.] In bot., same as phyllotaxis. tible to this infestation include all the varieties of the Vitis vinifera, the wine-grape of Europe and California and the hothouse-grape - the most valuable of the grape IMG:content-0089.png:[blocks in formation] 300,000 francs for a satisfactory remedy, but this prize has never been awarded. The most effectual methods of dealing with the phylloxera thus far ascertained are the underground injection of bisulphid of carbon by means of a specially contrived apparatus, the application of a watery solution of sulphocarbonate of pota ium, and the grafting of the European vine upon hardy American varieties, as the Taylor, Clinton, and Jacques. See also cuts under gall- louse, oak - pest, and vine - pest. 3. A genus of lepidopterous insects. Rambur, 1869.