156 LICHENS OF THE STATE OF WASHINGTON 



Thallus grayish olive (R) or straw-colored (R), fruticose, lobes short, 

 tufted, rigid, smooth and shiny, subterete or somewhat flattened, with 

 longitudinal ridges, fistulose and frequently perforate, much dichotomously 

 branched, the tips somewhat digitately divided. Apothecia terminal or sub- 

 terminal, 1-3 mm. in diameter, sessile ; disk pale flesh colored or pale yel- 

 low, pruinose, concave to flat, attached just below the deflected tips; 

 thalline margin smooth, spores hyaline, oblong to oblong-fusiform, straight 

 or slightly curved, 1 -septate, 10.0-15.0 x 4.0-6.0 ix. 



On trees or wooden fences: San Juan Co.: Brown Island, 1940, 3261. 

 Pacific Co. : Chinook, 1940, 2839; Long Beach, 1940, 2753. Wakhiakum 

 Co. : Cathlamet, 1940, 2905. Kitsap Co. : Hidden Ranch, near Bremerton, 

 213 ft., 1930, 1888. White Salmon River, 1882, Herbarium of C. F. 

 Faxon (F). 



This species can be recognized easily by its erect, fistulose thallus, and 

 the subterminal apothecia, attached just below the sharp pointed bent tips 

 of the thallus branches, 



3. Ramalina dilacerata (Hofifm.) Wainio, in Meddel. Soc. Fauna et Fl. 



Fenn. 14:21. 1886. 

 Lobaria dilacerata Hofifm. Deutschl. Fl. 140. 1796. 

 Ramalina minuscula Nyl. 



Thallus grayish olive (R) or straw colored (R), very small, tufted in 

 cushion-like masses, not exceeding 10 mm. in length, Howe (1914), some- 

 what rigid, flattened or subterete, shiny, inflated, frequently perforated, 

 dichotomously branched, tips forked, attenuated, maximum width 2 mm. 

 Apothecia terminal, 1-2 mm. in diameter, sessile; disk waxy looking, flesh 

 colored, pruinose, concave to convex, thalline margin finally disappearing; 

 spores hyaline, usually straight, oblong-ellipsoid, 1-septate, 9.0-16.0 x 

 4.0-6.0 IX. 



On trees : Thurston Co. : Gate, 1940, 2839; Gate, 1912, Foster (F). 



4. Ramalina jarinacea (L). Ach. Lichenogr. Univers. 606. 1910. 

 Lichen farinaceus Linn. Sp. PI. 1146. 1753. 



Ramalina calicaris var. jarinacea (L.) Rabh. 



Thallus grayish olive (R), cream color (R), or honey yellow (R), 

 erect or pendulous, tufted, stiff and rigid, smooth, lobes linear, flattened or 

 subterete sometimes filiform, attenuate, rarely channeled or pitted, spar- 

 ingly, or abundantly branched, rather abundantly white sorediate. Apo- 

 thecia rare and inconspicuous, marginal, sessile ; disk bufif or concolorous 

 with the thalline margin, which finally disappears ; spores hyaline, oblong- 

 ellipsoid, straight or rarely curved, 1-septate, 13.2-15.0 x 4.0-7.0 /x. 



On trees, old wood, and rarely on rock : Pacific Co. : Long Beach, 1940, 

 2934; Loomis Lake, 1940, 2842; Chinook, 1931. 801. Wahkiakum Co.: 

 Cathlamet, 1940, 2857. Clallam Co. : Cedarville, 300 ft., 1940, 2890. San 

 Juan Co.: Friday Harbor, 1928, 1885; Brown Island, 1931, 2083. Grays 



