LICHENS OF THE STATE OF WASHINGTON 151 



spored; spores hyaline, ovoid ellipsoid, nonseptate, 3.9-7.0 x 3.3-5.0 fi. 

 Howe (1911) gives a maximum length of 45 cm. 



On trees and fallen branches, usually conifers : Pierce Co. : Mt. Rainier, 

 Berkeley Park, 6000 ft., 1940, 3044; Mt. Rainier, Summerland, 6500 ft., 

 1931, 686. Yakima Co.: Bumping Lake, 3400 ft., 1931, 934. Kittitas Co.: 

 South Cle Elum, 3000 ft., 1931, 877. Chelan Co.: Stehekin Valley, 1140 

 ft.. 1931, 1288. Okanogan Co.: Twisp Summit, 6066 ft., 1931, 1317. 

 Spokane Co.: Mt. Spokane, 5808 ft., 1931, 1484. Washington Territory, 

 Suksdorf (T). Ferry Co.: Republic, 1912, Foster 2297 (W). Klickitat 

 Co.: Goldendale, 1909, Foster 1154 (W). 



If sterile and without soredia, this is a hard species to determine ; how- 

 ever, the flexuous and lacunose main branches are helpful characters. 



3. Alectoria jubata (L.) Ach. Lichenogr. Univers. 592. 1810. 

 Lichen juhatus Linn. Sp. PI. 1155. 1753. 



Thallus greenish-gray, brown, or almost black, stiff or somewhat flex- 

 ible, prostrate or pendulous, terete, abundantly dichotomously branched, 

 main branches flattened, secondary branches very slender, filiform, twisted 

 in all directions, becoming much elongated, occasionally white sorediate. 

 Howe (1911) reports a maximum length of 50 cm. I have seen no fruiting 

 specimens that were collected in the state. 



On trees, old wood, or soil : Grays Harbor Co. : Lake Quinault, 300 ft, 

 1931, 1211. Pierce Co.: Silver Springs, 2670 ft., 1931, 720. King-Kittitas 

 Co.: Snoqualmie Pass, 3010 ft., 1931, 814a. Yakima Co.: Lodge Pole 

 Pine Camp, 3500 ft., 1940, 3304. Pierce Co. : Mt. Rainier, Mowich Lake 

 Trail, 3500 ft., 1940, 3073. Okanogan Co.: Twisp Trail, 5000 ft., 1931, 

 1312. Columbia Co.: Blue Mountains, 3500 ft, 1931, 1617. Washington 

 Territory, 1882, Suksdorf 130 (T). Skagit Co.: Hamilton, 1905, Foster 

 (W). Pierce Co. : Rainier National Park, 5000 ft., 1924, /. M. Grant (F). 



If sterile and without soredia, this too, is a hard species to determine. 



4. Alectoria oregana Tuck, in Nyl. Lich. Jap. Obs. 2. 104. 1890. 



Thallus reddish-brown to black, often paler towards the base, stifif and 

 wiry, smooth and shiny, erect or pendulous, terete to somewhat flattened 

 and channeled, much dichotomously branched, branches rather short and 

 stout, tapering to the sharp pointed tips. Apothecia common, marginal or 

 subterminal, 2-6 mm. in diameter, adnate to sessile ; disk dark brown, con- 

 cave to convex ; thalline margin shiny, rough to tuberculate with prominent 

 fibrils; asci 8-spored; spores hyaline, ovoid to subglobose, nonseptate, 5.9- 

 8.0 x 3.9-5.0 fi. 



On trees, usually conifers, and fence rails : Pierce Co. : Mt. Rainier, 

 Paradise Park, 5550 ft., 1928, 1881. Ferry Co. : Mt. Gibraltar, near Re- 

 public, 3100 ft., 1940, 3172. Washington Territory, 1882, Suksdorf 72 

 (T). Klickitat Co.: Goldendale, 1909, Foster 1159 (W). Ferry Co.: 

 Republic, 3000 ft., 1912, Foster 2295 (W). 



