voL. Iv.] Additions to the Flora of Colorado. 285 
39. Valsa nivea, Fr. [Ellis]|—on Populus tremuloides, Wet 
Mountain Valley. 
40. flypomyces aurantius (Pers.) [Ellis]—on Populus tremiu- 
loides, Wet Mountain Valley. 
41. fHypocrea richardson, Berk & Mont. [Ellis]—on Populus 
tremuloides, Swift Creek, Custer County, and Los Pinos Creek 
basin, Saguache County. 
42. Lentinus sulcatus, Berk. [Ellis]|—Near West Cliff. 
43- folyporus biformis, Ketz. [Farlow]—By Swift Creek, 
Custer County. 
44. Polyporus arcticus, Fr. [Ellis]|—Near Swift Creek, Custer 
County. 
45. Polyporus arcularius, Fr. [Ellis]—Pueblo County. 
46. Polyporus cesius, Fr. [Ellis] —Wet Mountain Valley. 
47. Polyporus adustus, Fr. [Ellis|—Wet Mountain Valley. 
48. Polyporus hirsutus, Fr. [Elis]|—Near Short Creek, Wet 
Mountain Valley, alt. 84oo ft. 
49. L£laphomyces variegatus, Vitt [Ellis]—Near Texas Creek, 
Wet Mountain Valley. 
50. Tulostoma mammosum, Fr. [Ellis]—Near Brush Creek, 
Wet Mountain Valley. 
51. Mycenastrum corium, Desv. [Ellis]—Wet Mountain Val- 
ley. 
52. Lycoperdon lilacinum, Berk. & Mont. [Ellis]—Near 
Swift Creek, Custer County. 
53. Bovista circumscissa, Berk. & Curt. [Farlow]—Near 
Swift Creek, Custer County, very common. 
54. Morchella esculenta, Pers. [Ellis]—By Swift Creek, Cus 
ter County. 
55. Coprinus ephemerus, Bull. [Ellis]—Near Short Creek, 
Custer County. 
56. Lenzites sepiarta, Fr. [Ellis]—Wet Mountain Valley. 
57. Agaricus campestris, L.—Custer, Montrose, Mesa, and 
Gunnison Counties. 
