1837.] 



Royal Asiatic Society, 



465 



Resolved,— That J. G. Malcolmson, Esq., be nominated a Member 

 of the Committee. 



Resolved,— That letters be addressed to the Horticultural and Agri- 

 cultural Societies of India and of England, expressive of the wish of 

 this Committee, to enter into communications with them on all subjects 

 of mutual interest to the respective institutions. 



List which accompanied Mr. Visger's Specimens of 

 Lichens, &c. 



" Lichens of Commerce, 

 Sp^dmen. Commercial Name. Botanical Name. Value per Ton. 



1. Canary Orchilia Weed Lichen Rocella.. 250/. to 350/. 



2. Cape de Verde ditto.... 200 to 300 



3. Western Island ditto.... 150 to 230 



4. Madeira ditto...., 100 to 150 



5. African ditto 80 to 120 



6. South American ditto.. 80 to 120 



7. Sardinian ditto — — 30 to 45 



8. Cape of Good Hope do.. 20 



9. English ditto ■ No commercial value 



10. Canary Rock Moss Unknown.... 80 to 90 



11. Sardinian ditto. ..... (supposed) Pustulatus 70 to 90 



Pustulatus. ditto, of; 

 Sweden, Norway, > 



and England.. ..S or Syrophera.. j 

 13. Tartarous Moss Lichen Tartarus.. 20 to 40 



i Pustulatus ditto, oi) T . . -n <. : + -» 



io 3 c i at f Lichenrustulatus, ) ori . /in 



12. < Sweden, Norway, > r , u > 20 to 40 



L....V 01 



" Lichens liable to be mistaken for those of Commerce, but possessing 



no value. 



21. Nos. 1 to 9. The bad is flat, and has a bitterish taste ; the 



good is cylindrical, and not bitter. 



22. No. 12. The difference is apparent, but the Villous is 



generally more or less mixed with the Pustu- 

 latus whenever collected. 



23. No. 10. The great similarity between the good and bad 



Canary Mosses, renders, the collection of the 

 good a matter of some difficulty . 

 " The Good has a nearly white powder on its surface, towards the 



