Vol. XVII 
January, 1914 
No. 1 
NORTH AMERICAN SPECIES OF THE GENUS RAM ALINA.— PART III. 
R. Heber Howe, Jr. 
Key to the Series Myelopoeae [Continued] * 
Laciniae linear, slender 
Laciniae canaliculate, esoraliate canaliculata 
Laciniae not canaliculate, soraliate 
Apices simple or subsimple farinacea 
Apices multifid or erose intermedia 
Laciniae not linear 
Laciniae narrow, laciniate, apothecia scattered... . fastigiata 
Laciniae wide, laciniate, apothecia lateral v. subampliata 
Ramalina farinacea (L.) Ach. 
Synonymy: Lichen far inaceus Linn. Spec. Plant. 2 : 1146. 1753. 
Ramalina farinacea Ach. Lich. Univ. 606. 1810. 
Type: In the Linnean herbarium, Burlington House, London, fide author. 
Type Locality: “Europae,” 1 . c. 
Original descrip- 
tion : ‘ ‘foliaceus erectus 
compressus ramosus far- 
inaceus: lateribus ver- 
rucosis.” 1. c. 
Figure: Ach. Kongl. 
Vet. Acad. Nya Handl. 
Stock. 18 : PL II, f. 1. 
1797. Smith, Engl. Bot. 
Pl. 889. 1801. 
Diagnosis: Thallus 
■caespitose, subcom- 
pressed, linear, subrigid, 
laterally soraliate, apothe- 
cia marginal, spores 
straight. 
Description: Thal- 
lus caespitose (max. 
length 10 cm.), sub- 
rigid, pale virescent to 
pale stramineous; cortex glabrous, longitudinally subrugose, soraliate; laciniae 
* Because of lack of space, R. fastigiata var. subampliata and R. canaliculata will appear in the 
March issue. — Ed. 
The November number of The Bryologist was published Dec. 27, 1913. 
