55 



488 Ulva L. 



1 latissima L. N. Haven. 



The above are only a small part of the plants of this or- 

 der, that grow upon the coast of N. England. 



ORDER V. 



Lichenes. Lichens. 



Mostly according to Acharius. 



489 Alectoria. 



1 jubata. Negro Hair. 



490 Arthonia. 



1 punctiformis. 



2 radiata. 



491 Baeomyces Pers. 

 1 roseus Pers. 



492 Borrera. 



1 chrysophthalma. Southington Ct. Dr. Porter. 



493 Calicium. 



1 tigillara. Cummington. Dr. Porter. 



494 Cenomyce. 



1 allotropa. 



2 baccillaris <*clavata. 



3 botrytes. 



4 capitata. 



5 coccifera. 



6 endivaefolia. 



7 caespititia. 



8 gonorega. 



9 pyxidata. 



10 rangiferina. 



vars. 1 sylvatica. 



2 alpestris. 



3 minor. 



11 verticillata. 



495 Cetraria. 



1 ciliaris. 



2 glauca. 



3 islandica. Iceland Lichen. White Mountains. 



