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: fruticulosig cartilagineo-corti 
E. Tuckerman on North American Lichens. 427 
maceo adnato surgentia eoque vestita. (Stereocaulon § Pilophoron, 
Tuckerm. Synops. p. 46. Cenomyce, Ach., Floerk., &e. pro parte.) 
- POLYCARPUM, sp. nova, thallo granulato-squamaceo e viridi glauco, 
podetia plurima czespitoso-conjuncta superne digitato fastigiata cory mbi- 
formia dura subcompressa intus araneo-subfistulosa granulis crusts. vestita 
demum denudata e rufo nigrescentia proferente ; apotheciis terminalibus 
depresso-globosis immarginatis demum inflatis atris. 
_ Hab, * Hills, growing upon spots of bare ground,” upon pebbles, &c., 
in an island on the Asiatic shore of Behring’s Straits, Mr. Wright / 
- ACICULARE, Tuckerm. (sub Stereocaul. |. ¢. 
ab, “On stones and dead trees, frequent on the west coast. of North 
America, 1787-1788,” Menzies / Douglas in Herb. Hook.! Scouler in 
Herb. Hook.! Rocky Mountains, Herb. Hook.! With the whole aspect 
of Cladonia, these lichens possess the thallus of Stereocaulon, and almost: 
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laciniatis adscendentibus podetiisque simplicibus superne scyphiformi-dila- 
tatis fastigiato-subramosis granulosis glaucis; apotheciis minusculis con- 
g'omeratis rufis, < 
Hab. On the earth, at the base of trees, Santee canal, 8. C., Mr. Ra- 
venel! Akin to C, papillaria and C. turgida, but distinct. 
C. Carounrana, Schwein. herb. (sub Cenomyce) thallo crustaceo 
ii tis bullato-ventricosis subsimplicibus superne 
> 
obconico-dilatatis sublacunosis fragilibus glabris viridi-stramineis, axillis 
subintegris, ramis obconicis turgidis fastigiatis subdichot I 
Georgia and Tennessee, Mr. Ravenel / 
marked, and is unknown to the European Flora. It is still difficult to in- 
dicate satisfuctory characters to distinguish it from extreme 
Possible states of C. uncialis var. turgescens, Schzr., though I believe the 
two to be quite distinct plants. : 
\. PULCHELLA, Schwein. herb., thallo czespiticio squamuloso podetiisque 
cylindricis gracilibus membranaceo-corticatis squamuloso-exasperat n 
ranuloso-pulverulentis e viridi glaucis, scyphis obsoletis, apotheciis (con- 
glomeratis) symphycarpeeis. 
Tab. Salem, North Carolina, Schweinitz hb.{ On rotten Jogs, 8. Car- 
lina, Mr, Ravenel: Georgia, Ravenel! Alabama, Myr. Beaumont / 
Florida, Dr. Chapman! Louisiana, Dr. Hale! Texas, Mr. Wright! 
The Squamulose podetia resemble those of C. bellidiflora in miniature ; 
e 
Schwein. herb., podetiis crassiusculis subdichotomo- 
C CETRARIOIDEs, a he 
i icatis reticulato-rugulosis glabris viridi-fusces- 
