Hydrocyanic acid, effects of, on Dionaea, 305

Hyoscyamus, action on Drosera, 84, 206

I.

Iron chloride, action on Drosera, 185

Isinglass, solution of, action on Drosera, 80

J.

Johnson, Dr., on movement of flower-stems of Pinguicula, 381

K.

Klein, Dr., on microscopic character of half digested bone, 106 —, on state of half digested fibro-cartilage, 104 —, on size of micrococci, 173

Knight, Mr., on feeding Dionaea, 301