28 PLANTS BAKERIAN^. 



whitened epidermis, 80 to 150/t, composed of loose, rounded 

 cells about 8/* in diameter, ostioles inconspicuous; sporules 

 straight or slightly curved, ends obtuse, at first continuous 

 then 1-3 and finally multiseptate, the cells remaining 

 united, 30-50x2-3^. 



On dead stems of Gutierrezia, Hermosa, 3 April; n. 77. 



RHABDOSPORA SOLIDAGINIS, (C. & E.) Sacc. Syll. iii. 591. 

 On dead stems of Solidago, Durango, March 22; also at 

 Hermosa, 1 April; n. 63. 



RHABDOSPORA UMBELLIFERARUM, n. sp. Occupying large 

 areas ; pycnidia scattered buried, papillate emergent, black, 

 about 200-250/u,, soft, of minute rounded cells about 3/* in 

 diameter; sporules acicular, continuous, usually straight, 

 about 35xl/u,. 



On dead stems of some large umbelliferous plant in a 

 swamp at Hermosa, 6 April; n. 78. 



SEPTORIA GAURINA, E. & K. Amer. Nat. Nov. 1883. On 

 Gaura, Pagosa Springs, 22 July; n. 66. This species seems 

 to have been omitted from Saccardo's Sylloge. 



SEPTORIA OSMORRHIZ.E, Peck, Regent's Rep. xxxix. 46. 

 On living leaves of Osmorrhiza near Pagosa Peak, 9,000 feet, 

 18 Aug. 



SEPTORIA SYMPHORICARPI, E. & E. Journ. Myc. ii. 38. On 

 living leaves of Symphoricarpus, near Pagosa Peak, 9,000 

 feet, Aug. 30 ; n. 67. 



STAGONOSPORA CORNICOLA, n. sp. Pycnidia gregarious, 

 in irregular clusters or scattered, buried in the cuticle, the 

 short blunt ostioles finally erumpent, black, firm, smooth, 

 about 200/i; sporules hyaline, at first continuous, finally 

 fainly 3-septate, subcylindric, strongly curved, ends obtuse, 

 about 16x3/i. 



