OvERHOLTS : Some Colorado Fungi .251 



42. Cantharellus cibaritis Fr. On the ground under lodge-pole pines. Tol- 



land. Alt. 9,000 ft. July 29, 1914. No. 2060. 



43. Cantharellus muscigeniis (Bull.) Fr. On the ground among mosses under 



conifers. Tolland. Alt. 9,000 ft. June 26, 1913. No. 1263. 



An interesting plant, consisting of a short lateral stem, a pileus less 

 than I cm. broad, and bearing branched ribs on the lower side. 



44. Clitocybe coloradensis Murrill. On moist grassy ground under willows. 



Tolland. July 22, 1913; July 11, 21, 19.14. Nos. i354, 1890, i953- 

 No. 1890 is designated as the type of this species by Murrill, 



45. Clitocybe infundibuliformis (Schaeff.) Fr. On the ground in grassland. 



Tolland. Alt. 9,000 ft. July 14, 1914. No. 1914. 



The small size, infundifuliform pileus, and pinkish-cinnamon color 

 are the chief characteristics. 



46. Clitocybe inversa (Scop.) Fr. On compost and forest litter. South 



Boulder Canon. Alt. 9,000 ft. July 21, 1913; July 8, 22, August 5, 

 1914. Nos. 1333, 1884, 1961, 2122. 



The pileus is pinkish-cinnamon or apricot buff in color, and 5-10 

 cm. broad. The spores are subglobose, slightly echinulate, 3.5-5^1. 

 I am indebted to Dr. Murrill for the determination. 



47. Clitocybe laccata (Scop.) Fr. On the ground, usually along streams. 



Tolland. Alt. 9,600 ft. June 26, 1913 ; July 5, 7, 12, 17, 20, 30. 

 Nos. 1258, 1405, 1858, 1870, 1894, 1921, 1945. 



48. Clitocybe maxima (Gart. & Meyer) Fr. On the ground, especially on 



moist cleared mountain sides. South Boulder Canon Alt. 9,500- 

 10,000 ft. July 22, 29, 1913. Nos. 1347, 1400. 



A very large plant (up to 25 cm. broad) with thin depressed pileus, 

 white in color. Clement's illustration (Minnesota Mushrooms, f. 12) 

 shows the plant well. 



49. Clitocybe multiceps Peck. On the ground. Boulder. Alt. 7,000 ft. 



June 22, 1914. No. 1821. Collected by E, Bethel. 



The cespitose habit, large size, and the globose spores are the dis- 

 tinguishing characters. 



50. Clitocybe overholtsii Murrill. On ground in coniferous forests. Tol- 



land and South Boulder Canon. July 22, 29, Aug. i, 5, 1914. Nos. 

 1964, 21 14. No. 21 14 was designated by Murrill as the type collec- 

 tion of this species. 



51. Clitocybe tortilis Fr. On ground. Boulder, Aug. 2, 19 14. No. 2843. 



Collected by E. Bethel. 



52. Clitocybe vilescens Peck? On the ground in grassland. Tolland, Alt. 



9,000 ft. June 24, Aug. 4, 1914. Nos. 1820, 21 11. 



The small size (1-3 cm.), the dull cinereous color, the farinaceous 

 taste, and the habitat appear to be the distinctive characters. 



53. Collybia acervata Fr. On rotten wood. Tolland and Gilpin Saw Mill. 



Alt. 9,000-10,000 ft. July 29, August 2, 1913; July 27, 1914, Nos. 

 1391, 1996. 



54. Collybia amabilipes Peck. On stumps or attached to buried wood. Tol- 



land and South Boulder Canon. Alt. 9,000-9,500 ft, July 3, 1913; 

 July 8, 1914. Nos. 1278, 1888. Collybia tenuipes Schw, is said to be 

 the same plant. As has been previously pointed out, the resemblance 



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