88 LICHENS OF THE STATE OF WASHINGTON 



cup bearing proliferations from the margins of the cups, help to distinguish 

 this large and comprehensive species. 



21. Cladonia gracilis var. chordalis (Flk.) Schaer. Lich. Helv. Spic. 32. 

 1823. 



Capitularia gracilis var. cordalis Flk. Ges. Naturf. Freund. Mag. 4 :264. 

 1810. 



Podetia cupless, terminating in a sharp point, or with narrow cups, 

 surface smooth, squamules very rare; otherwise like the species. 



On soil: King Co.: Snow Lake Trail, 3500 ft., 1931, 1965. Pierce Co.: 

 Mt. Rainier, Yakima Park, 6300 ft., 1931, 600; Berkeley Park, 6000 ft., 

 1940, 3013. Clallam Co. : Bogachiel Ridge, 5500 ft., 1935, A. H. Smith 

 2719 (F). 



22. Cladonia gracilis var. elongata (Jacq.) Flk. Beschr. Braunfr. Becherfl. 

 330. 1810. 



Lichen elongatus Jacq. Misc. II, 368, 1781. 



Podetia very long, tapering from the base, often cupless, sometimes 

 with narrow cups ; otherwise like the species. 



On soil: Pierce Co.: White River Camp, 3000 ft., 1928, 1958; Mt. 

 Rainier, Van Trump Park, 5000 ft., 1942, 3623. Clallam Co.: Olympic 

 Hot Springs, 3500 ft., 1914, Foster 2874 (W). Mason Co.: Mt. Elinor, 

 3500 ft., 1912, Foster 2114 (W). Clallam Co.: Olympic Hot Springs, 

 1935, A. H.Smith 2117 (F). 



23. Cladonia macilenta Hoffm. Deutschl. Fl. 2:126. 1796. 



Primary thallus rarely dying, grayish green, grayish olive (R), or pale 

 brown, consisting of crenate or lacinate-lobed squamules, strongly ascend- 

 ing, involute, underside white, sometimes sorediate. Podetia whitish, gray- 

 ish green, or grayish olive (R), often rather short and stout, somewhat 

 club-shaped, or rarely rather slender, mostly decorticate and farinose- 

 sorediate, sometimes corticate, often squamulose near the base, at times 

 corticate just below the apothecia ; cupless. Apothecia solitary or clustered 

 on the tips of the podetia, often absent, small to medium sized, 0.5-2.0 mm. 

 across ; disk scarlet, irregularly convex. KOH-f, P-|-, bright yellow orange. 



On soil, decaying wood, often on charred wood : Pacific Co. : Oyster- 

 ville, 1931, 753. San Juan Co.: San Juan Island, Pt. Caution, 1930, 1979. 

 Island Co.: Whidbey Island, 1931, 1773. Kitsap Co.: Hidden Ranch near 

 Bremerton, 213 ft, 1931, 1759. King Co.: Edgewood, 300 ft., 1931, 1811. 

 San Juan Co.: San Juan Island, Friday Harbor, 1906, Fink 223 (W). 

 Thurston Co.: Rochester, 1912, Foster 2074 (W). Clallam Co.: Cape 

 Flattery, 1935, A. H. Smith 1896 (F) ; Lake Crescent, 1935, A. H. Smith 

 1954 (F). 



The rather commonly sterile apices of the podetia distinguish this 

 Cladonia. 



