DURING THE EXPEDITION OF U.M.S. * CHALLENGER.' 49 



information as to its colour when recent, its exact affinities cannot 

 be ascertained. 



42. Marasmius bermudensis, B. Pileo convexo pulverulento albido 

 subsulcato, margine inflexo ; stipite brevi sursum pellucido, deorsum 

 pulverulento ; lamellis distantibus breviter adnatis ; interstitiis 

 laevibus. 



On dead coffee-wood, Paynter's Vale. 



Pileus about 1 line across ; stem J-J inch high ; gills, when dry, pale 

 tawny with a white edge. 



43. M. sabalt, B. Pileo reniformi tomentoso, demum resupiuato ; 

 stipite brevissimo ; lamellis distantibus adnatis postice rotundatis 

 erassiusculis integerrimis ; interstitiis venosis. 



On leaf-stalks of Sabal Palmetto. 



Pileus probably white when fresh ; but the whole plant, when dry, is of 

 a pinkish buff, soon resupinate, then at length sulcate ; spores sub- 

 globose, '00028 long, hollowed out on one side. 



44. Polyporus (Mesopus) arcularius, Fr. 

 Marsh near Mount Langton, on dead sticks. 



A slender form with a hispid stem. 



45. Hirneola coffeicolor, B. CofFeicolor foliacea parva, subtus 



glabra. 



On coffee-bark, Paynter's Vale. June. 



* 



The specimens are few in number and possibly young. There 

 seem, however, to be a fertile and a barren side ; and if so, they 

 must be referred to Hirneola, though the underside is smooth. 



46. Sporidesmium antiquum, Cd., var. sparsum. 

 On dead stems. 



If not the plant of Corda, it is so near that I cannot distin- 

 guish it. 



47. Geoglossum hirsutum, P. 



On dead Sphagnum under ferns in Devonshire Marsh. 

 The head, as well as the stem, is hispid. 



The specimens are young. 



48. Ustilago carbo, TuL 



49. IIypoxylon concentricum, Grev. 

 On dead wood. Devonshire Marsh. 



Bahia. September 187JI. 

 . r )0. Agaric us (Flammula) b a pin bus, Fr. 



On dead wood. 



