402 LINTfAAlT 



2. Mu&€i. Mosses, which Iiave real sepa- 

 rate leaves, and often a stem ; a hood-like 

 corolla, or calyptra^ bearing the style, and 

 concealing the capsule, which at length 

 rises on a stalk with the cahjptra^ and 

 opens by a lid. 



3^. Hepatic.e. Liverworts, whose herb is 

 a frond, being leaf and stem united, and 

 :^hose capsules do not open with a lid. 

 Linnaeus comprehends this Order under 

 the following. 



4. AlCx.^. Flags, whose herb is likewise a 

 frond, and whose seeds are imbedded, 

 cither in its very substance, or in the disk 

 of some appropriate receptacle. 



5. Fungi. Mushrooms, destitute of herbage, 

 bearing their fructification in a fleshy sub- 

 stance. 



Such are the principles of the Linnsean 

 Classes and Orders, which have the advan- 

 tage of all other systems in facilitj', if not 

 conformity to the arrangement of nature; 

 the latter merit they do not claim. They 

 are happily founded on two organs, not only 

 essential to a plant, but both necessarily pre- 



