292 | . "Lichenes of New England. 
and in Mass. Catal., Platisma crocatum, Hoffm. (sec. 
Ach.), Lichen auratus, Smith in Ach. Meth. — On a 
boulder-stone in Western, Port. This rare and beau- 
tiful lichen, of which I have abundant specimens 
from its discoverer, is one. of the tropical forms of 
Sticta. It has been found in the West Indies, by 
Swartz ; in South America, in fruit, by Humboldt ; 
and in St. Helena, according to Sprengel. I havea 
Van Diemen’s Land. lichen, which probably belongs 
to this species, from Professor Torrey’s ‘herbarium. 
It is also said to occur in the South of France ; and 
there is recorded a single doubtful English station, 
though it would seem to be now ‘wholly unknown in 
Great. Britain. The Massachusetts plant did not 
occur in fruit; which is said by Hooker to be ex- 
tremely rare. 
S. scrobiculata, Ach. Syn., Spreng. 1. c., Hook. L 
c., Hals. l. c., Mass. Catal., Lobaria scrobiculata, De 
Cand. l. c., Pulinolá scttibidtlata: Ach. Meth., Lich- 
en scrobieulatus, Scop., Ach. Prodr., & Pulmonaria 
verrucosa, Hoffm., Lichen- verrucosus, Jacq. (fide 
Cand.). — Rocks in old, shady woods ; Manchester, 
and elsewhere. Also on trees, Maine. | 
S. pulmonacea, Ach. — In fruit, a very luxuriant 
specimen ; West Cambridge hills, Dr. Harris. A 
somewhat rare state of the plant. Ihave observed 
it ton the White Mountains. aimul 
CoruEMA saturninum, Ach. . Dr. Porter sends 
specimens from Shelburne, which are granulated on 
the upper surface. . The plant occurs on the Waltham 
hills, in Cambridge, and Watertown. Mr. Russell 
has found it in Chelmsford. 
+ 
