114 LICHENS OF THE STATE OF WASHINGTON 



Apothecia circular, 0.5-2.0 mm. in diameter, somewhat immersed, adnate to 

 subsessile; disk black, sometimes shiny, finally tumid, brown or black 

 within, flat to convex, paraphyses violet to black, or dull bluish violet; 

 thalline margin concolorous with the thallus, rarely becoming black, entire, 

 rarely crenate or flexuous; asci 8-spored; spores hyaUne, ellipsoid, non- 

 septate, 10.0-15.0 X 5.0-8.5 II. 



On rock or bark : San Juan Co. : San Juan Island, Argyle, 1940, 3215. 



The violaceous paraphyses help to distinguish this Lecanora from others 

 with a black disk. 



9. Lecanora granatina Somrft. Suppl. Fl. Lapp. 90. 1826. 

 Pannaria granatina (Somrft.) Th. Fr. 



Thallus reddish brown or cinnamon-drab (R), crustose, consisting of 

 minute, round or irregular shaped granules, rather thick, rough and warty, 

 whitish within ; below blackening, no color change with KOH, CaOClj, or 

 IKI; attached at one point to the substratum. Apothecia circular, 0.2-0.8 

 mm. in diameter, adnate; disk chestnut or reddish brown, naked, shiny, 

 flat to convex; thalline margin concolorous with the thallus, thin, sub- 

 crenulate; asci 8-spored; spores hyaline, oblong, nonseptate, 9.9-14.0 x 

 4.0-6.6 fx. 



Alga Protococcus and Gloeocapsa. 



On rock: Kitsap Co.: Hidden Ranch near Bremerton, 213 ft., 1931, 

 1750. Yakima Co. : Little Naches, 2557 ft., 1931, 1170. 



10. Lecanora Hageni Ach. Lichenogr. Univers. 367. 1810. 

 Lichen Hageni Ach. Lichenogr. Suec. Prodro. 57. 1798. 



Thallus greenish gray or dirty white, crustose, thin, smooth, becoming 

 rough and warty, scattered and sometimes disappearing altogether; no 

 color change with KOH, CaOClz, or IKI. Apothecia circular, 0.5-1.0 mm. 

 in diameter, adnate to sessile: disk pale reddish brown, or black, naked 

 or gray-pruinose, flat to convex ; thalline margin white or concolorous with 

 the thallus; asci 8-spored; spores hyaline, ellipsoid, nonseptate, 8.0-14.0 

 X 4.9-6.6 /*. 



On bark, old wood, or rock : San Juan Co. : San Juan Island, Roche 

 Harbor, 1931, 2034. Yakima Co.: Bumping Lake, 3400 ft., 1931, 939. 

 Chelan Co.: White Rock Camp, 2200 ft., 1931, 1042. Kittitas Co.: Cle 

 Elum, 2200 ft., 1931, 865. Spokane Co. : Mt. Spokane, 5808 ft., 1931, 1487. 

 Clallam Co.: Dungeness, 1913, Foster 2531 (F). Whitman Co.: Pullman, 

 1900, R. K. Beattie 29 (F). 



A rather inconspicuous little lichen, but widely distributed in the state. 



11. Lecanora oregana Tuck. Syn. N. Am. Lich. 1 :193. 1882. 



Thallus greenish yellow or deep olive buff, crustose or areolate, con- 

 sisting of thick, coarse, crowded, often heaped, warty areoles, yellow or 



