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2 definitions found
 for Potato rot
From The Collaborative International Dictionary of English v.0.48 :

  Potato \Po*ta"to\, n.; pl. Potatoes. [Sp. patata potato,
     batata sweet potato, from the native American name (probably
     batata) in Hayti.] (Bot.)
        (a) A plant ({Solanum tuberosum) of the Nightshade
            family, and its esculent farinaceous tuber, of which
            there are numerous varieties used for food. It is
            native of South America, but a form of the species is
            found native as far north as New Mexico.
        (b) The sweet potato (see below).
            [1913 Webster]
     Potato beetle, Potato bug. (Zool.)
        (a) A beetle ({Doryphora decemlineata) which feeds, both
            in the larval and adult stages, upon the leaves of the
            potato, often doing great damage. Called also
            Colorado potato beetle, and Doryphora. See
            Colorado beetle.
        (b) The Lema trilineata, a smaller and more slender
            striped beetle which feeds upon the potato plant, bur
            does less injury than the preceding species.
     Potato fly (Zool.), any one of several species of blister
        beetles infesting the potato vine. The black species
        ({Lytta atrata), the striped ({Lytta vittata}), and the
        gray ({Lytta Fabricii syn. Lytta cinerea) are the most
        common. See Blister beetle, under Blister.
     Potato rot, a disease of the tubers of the potato, supposed
        to be caused by a kind of mold ({Peronospora infestans),
        which is first seen upon the leaves and stems.
     Potato weevil (Zool.), an American weevil ({Baridius
        trinotatus) whose larva lives in and kills the stalks of
        potato vines, often causing serious damage to the crop.
     Potato whisky, a strong, fiery liquor, having a hot, smoky
        taste, and rich in amyl alcohol (fusel oil); it is made
        from potatoes or potato starch.
     Potato worm (Zool.), the large green larva of a sphinx, or
        hawk moth ({Macrosila quinquemaculata); -- called also
        tomato worm. See Illust. under Tomato.
     Seaside potato (Bot.), Ipom[oe]a Pes-Capr[ae], a kind of
        morning-glory with rounded and emarginate or bilobed
        leaves. [West Indies]
     Sweet+potato+(Bot.),+a+climbing+plant+({Ipom[oe]a+Balatas">Sweet potato (Bot.), a climbing plant ({Ipom[oe]a Balatas)
        allied to the morning-glory. Its farinaceous tubers have a
        sweetish taste, and are used, when cooked, for food. It is
        probably a native of Brazil, but is cultivated extensively
        in the warmer parts of every continent, and even as far
        north as New Jersey. The name potato was applied to this
        plant before it was to the Solanum tuberosum, and this
        is the "potato" of the Southern United States.
     Wild potato. (Bot.)
        (a) A vine ({Ipom[oe]a pandurata) having a pale purplish
            flower and an enormous root. It is common in sandy
            places in the United States.
        (b) A similar tropical American plant ({Ipom[oe]a
            fastigiata) which it is thought may have been the
            original stock of the sweet potato.
            [1913 Webster]

From The Collaborative International Dictionary of English v.0.48 :

  Rot \Rot\, n.
     1. Process of rotting; decay; putrefaction.
        [1913 Webster]
     2. (Bot.) A disease or decay in fruits, leaves, or wood,
        supposed to be caused by minute fungi. See Bitter rot,
        Black rot, etc., below.
        [1913 Webster]
     3. [Cf. G. rotz glanders.] A fatal distemper which attacks
        sheep and sometimes other animals. It is due to the
        presence of a parasitic worm in the liver or gall bladder.
        See 1st Fluke, 2.
        [1913 Webster]
              His cattle must of rot and murrain die. --Milton.
        [1913 Webster]
     Bitter rot (Bot.), a disease of apples, caused by the
        fungus Glaeosporium fructigenum. --F. L. Scribner.
     Black rot (Bot.), a disease of grapevines, attacking the
        leaves and fruit, caused by the fungus Laestadia
        Bidwellii. --F. L. Scribner.
     Dry rot (Bot.) See under Dry.
     Grinder's rot (Med.) See under Grinder.
     Potato rot. (Bot.) See under Potato.
     White rot (Bot.), a disease of grapes, first appearing in
        whitish pustules on the fruit, caused by the fungus
        Coniothyrium diplodiella. --F. L. Scribner.
        [1913 Webster]

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