What is "laestadia bidwellii"

Rot \Rot\, n.

1. Process of rotting; decay; putrefaction.

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.

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.

   His cattle must of rot and murrain die.
   --Milton.

   Bitter rot (Bot.), a disease of apples, caused by the fungus Gl[ae]osporium fructigenum.
   --F. L. Scribner.

   Black rot (Bot.), a disease of grapevines, attacking the leaves and fruit, caused by the fungus L[ae]stadia 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.