LINNjEAN ARTIFICIAL SYSTEM. 127 



This class is the most extensive in the system, and brings together 

 numerous genera of plants possessing natural affinities. The turn- 

 soles or heliotropes, grom-well, bugloss, honnd's-tongue, lung-wort, 

 comfrey, onosma, borage, wild bugloss, scorpion-grass, and some 

 oilier genera of this class, are arranged in theLinnrean natural order 

 asperifolifr. The stramonium, henbane, tobacco, mullein, cestrum, 

 strychnos, capsicum, night-shade, -winter-cherry, atropa, ellisia, box- 

 thorn, and some others are also met with, in the natural order 

 luridcc. The great natural order umbellate, is entirely made up of 

 pentandrous vegetables. Again, the buckthorn, ceanothus, staff-tree, 

 spindle- tree, buttneria, viburnum, elder, sumach, cassine, and other 

 genera of this class, belong to the natural order dumosce. 



24. Division : There are six orders which compose 

 this extensive arrangement of plants, viz. monogynin, 

 digynia, t rigynia, tetragynia, pentagynia, and polygynia ; 

 all founded on the number of pistils in each flower. 



25. Monogynia : Including such plants of the class, 

 as produce flowers with only one pistil. 



This is the most extensive order of the whole Li mi a; an arrange- 



productions. The different families of bugloss, lung- wort, comfrey, 

 borage, primrose, pimpernel, convolvulus, campanula, honey-suckle, 

 thorn-apple, henbane, tobacco, night-shade, buckthorn, vine, cur- 

 rant, violet, balsam, and a great number of other genera, will be 

 found to correspond in character to this order. 



26. Digynia\ Claiming such plants of the class, as 

 produce flowers with tivo pistils. 



This order is illustrated by the natural order of umbelliferous 

 plants as the bur-parsley, carrot, earth-nut, hemlock, spignel, laser- 

 wort, cow-parsley, angelica, fool's-parsley, coriander, parsnip, 

 parsley, dill, caraway, and others. The families of gentian, goose- 

 foot, beet, &c. are p.lso of the class pentandiia, order digynia. 



