in botany, a genus of the polyandria trigynia. There are seven species of the aconitum. 1. The lycoctonum, is a native of Lapland, Switzerland, and other hilly countries of Europe. 2. The uncinatum, is a native of Philadelphia. 3. The variegatum grows on the Italian and Bohemian mountains. 4. The napellus, is a native of Switzerland, Bavaria, and France. 5. The pyrenaicum, is a native of Siberia, Tartary, and the Pyrenean mountains. See plate II. fig. 2. 6. The cammarum, and, 7. The anthora, are both natives of Taurus and the Pyrenean mountains. The English name of the aconitum is wolfsbane or monkshood. Each species is highly acrid, and extremely dangerous when taken into the stomach, as it generally occasions convulsions, and frequently a mortification in that organ.