6 PLANTS BAKERIANJS. 



tinated, continuous hairs 3-4/t in diameter, roughened and 

 nearly black below, disc pale ochraceous, about 1mm. : asci 

 clavate-cylindric, stipitate, thin walled, about 70-80x8/*; 

 paraphyses slender, thread like, minutely guttulate: asco- 

 spores distichous or inordinate, hyaline, cylindric, curved, 

 ends obtuse, 18-20-4/*. 



On old decorticated twigs of Oratasgus rivularis, Los Pinos, 

 Colo., 30 May; n. 25. Also on decorticated twigs of Rhus 

 trilobata, Hermosa, Colo., Apr. 9, and on Fmdl&ra rupicola, 

 Hermosa, Apr. 4. 



The disc is completely hidden when dry by the drawing 

 down of the margin with its vestiture of bright orange-red 

 hairs. It is a handsome and well marked species. 



DASYSCYPHA BAKERI, n. sp. Ascocarps thickly scattered, 

 superficial, sessile, short cylindric or cup shaped when moist, 

 contracted to subsphaeroidal when dry, small Jmm., 

 clothed externally with crisped, roughened, usually con- 

 tinuous and simple, fuscous hairs 100-200x3/x., substance of 

 peridium delicate, of closely packed parallel thin walled 

 thread like cells about 2/i in diameter, disc pure white, 

 margin of short white teeth erect or spreading when wet, 

 incurved when dry: asci cylindric, substipitate, 60-80x6/A; 

 paraphyses thread like : ascospores distichous, narrowly 

 oval, ends subacute, hyaline, continuous, about 12x3/i. 



On dead stems of Corydalis Brandegei, near Pagosa Peak, 

 Colo., 10,000 feet, 29 Aug. ; n. 128. 



HYMENOSCYPHA (PHIALEA) CYATHOIDEA, Phill. Brit. 

 Disco. 140. Same habitat and same host as the last, also 

 on Veratrum, at same locality and date ; n. 128 in part. 



LACHNELLA RHOINA, n. sp. Ascocarps l-2mm. when moist, 

 J 1mm. when dry, at first partially buried in the wood fibres 

 of the matrix, soon nearly superficial, black, composed of 



