14 LICHENS OF THE STATE OF WASHINGTON 



Island, 1905, Frye (W). Mason Co.: Mt. Elinor 1912, Foster 2099 (F). 

 Ferry Co. : Republic, 1912, Foster 2303 (F). 



4. Dermatocarpon miniatum var. complicatum (Lightf.) Th. Fr. Nov. Act. 

 Soc. Ups. 111. 3:353. 1861. Lichen miniatus var. complicatus Lightf. 

 Fl. Scot. 858. 1777. 



Thallus small, deeply divided, often divided almost to the umbilicus, 

 compacted-imbricated, raised from the substratum; otherwise like the 

 species. 



On rock: Yakima Co.: American River Camp, 2800 ft., 1931, 990. 

 Okanogan Co.: Twisp Trail, 4000 ft., 1931, 1299. Ferry Co.: between 

 Curlew and Danville, 1644 ft., 1931, 1414a. Whitman Co.: Pullman, 2550 

 ft., 1931, 1578a. San Juan Co.: Waldron Island 1905, Frye (F). Ferry 

 Co. : Republic 1913, Foster 2303a (F). 



5. Dermatocarpon Miihlenhergii (Ach.) Miill. Arg. in Engler Bot. Jahrb. 

 6:377. 1855. Endocarpon Muhlenhergii Ach. Syn. Lich. 101, 1814. 

 Endocarpon miniatum var. MUhlenbergii Calkins. 



Thallus light drab (R) or brown, foliose, small or medium sized, circu- 

 lar, often with circular lobes, coriaceous, smooth to very minutely granular- 

 pruinose, margin sinuate, involute; below black, smooth to very minutely 

 granular-pruinose ; attached to the substratum by an umbilicus. Perithecia 

 appearing on the surface as tiny dark spots ; asci 8-spored ; spores hyaline, 

 ovoid to ellipsoid, 13.2-16.5 x 5-6.6 /n. 



On rock usually submerged in water : Pierce Co. : Mt. Rainier, Berkeley 

 Park, 6000 ft., 1931, 629, 630, 631. Walla Walla Co.: Wallula, 1906, 

 Foster 290 {¥). Ellensburg, Roell & Dieck 63 (F). 



6. Dermatocarpon polyphyllum (Wurf.) Dalla Torre & Sarnth. Die 

 Flecht. Tirol, 504. 1902. Lichen polyphyllus Wulf. in Schrift. Gesellsch. 

 Naturf. Freund. BerHn 8:142. 1787. 



Thallus Isabella color (R) or tawny-olive (R), small to medium sized, 

 foliose, thick, deeply divided into small revulute lobes, margins rounded 

 crenate with acute ascending tips, or squamulose; squamules imbricated, 

 very compact; below blackish brown or black, smooth or slightly veined. 

 Perithecia minute; asci 8-spored; spores hyaline, ellipsoid, nonseptate, 

 9.9-13.2 X 4.9-5.0 /.. 



On rock: Yakima Co. : American River Camp, 2800 ft., 1931, 990a. 



3. CALICIACEAE 



Thallus crustose, partly within the substratum, well developed or some- 

 times disappearing entirely, little or no differentiation into layers. Apothecia 

 top-shaped or globose on a slender stipe, which is usually simple, some- 

 times branched with an apothecia on each branch; proper margin usually 

 present, thalline lacking; asci 8-spored; spores hyaline or dark-colored, 

 nonseptate or 1 -septate. 



Alga Protococcus, Cystococcus, or Stichococcus. 



