366 ON TWO REMARKABLE 



through which the ripe capsules appear greatly 

 magnified. 



d. One calyx with its included capsule, still more 

 magnified. 



e. A ripe capsule with its aggregated sporangia. 



f. A young green capsule. 



g. Fart of a calyx under the most powerful lens, 

 showing the formation and texture thereof, and 

 of the frons. 



h. Represents a single sporangium, with its granu 

 lar and muricate appearance, and the sporae in- 

 cluded. 



i. The internal base of a calyx in its flowering state 

 as imperfectly observed. 



In no state did I perceive any thing like a calyp- 

 tra. 



S. terrestris. The only species known. 



2. CARPOBOLUS mill 



Targionia orbicularis. Specim. Fl. Crypt p. 28. 



After 1 had found the Targionia hypophylla in 

 North Carolina in perfect fructification, which was 

 not until after my little pamphlet had gone to press, 

 I subjected that to a very rigid examination and com- 

 parison with good European specimens from the vi- 

 cinity of Dresden and from professor Sprengel of 

 Halle. The absolute identity of the American he- 

 patic with these, was thus established ; but at the 

 same time I became convinced that, besides the en- 



