No. 17.] [November, 1873. 



A MONTHLY RECORD OF CRYPTOGAMIC BOTANY 

 AND ITS LITERATURE. 



NOTICES OF NORTH AMERICAN FUNGI. 

 Bij the Rev. M. J. Berkeley, M.A., F.L.S. 



(Continued from Page 53.) 



* Didymium luteo-griseum. B. $ C. — Pennsylvania, Michener, 

 is apparently the same species. 



351. Didymium Curtisii. B. — Sessile, obovatum fuscum, spar- 

 snm vel lateraliter congestum glabrum, columella distincta ; floccis 

 albis, sporis nigris. On dead leaves, grass, &c. Car. Inf., No. 

 1179-1589. 



Sessile, obovate, brown, scattered or laterally connate, columella 

 distinct, apparently of a loose texture ; flocci white ; spores black. 



352. Didymium lateritium. B. Sc R.— Globosum vel subreticu- 

 latum, ex hypothallo membranaceo repente oriundum, lateritium 

 granulatum, floccis albis, sporis atris. On dead leaves, &c. Car. 

 Inf. Rav. No. 1015. 



Globose or somewhat reticulated by confluence, attached to a 

 membranous creeping hypothallus, which has some resemblance to 

 that of Physarum connatum ; brick-red ; minutely granulated ; 

 flocci white ; spores black. 



353. Didymium Nectriaeforme. B. § C— Sessile, fasciculatum 

 obovatum ; fuscum pulvere luteo sparsum ; sporis nigris. On dead 

 leaves. New England, Murray, No. 5701. 



Sessile, fasciculate, obovate ; springing from a yellow cellular 

 hypothallus, somewhat resembling that of the last species ; brown, 

 with a yellow pulverulent bloom ; spores black. 



* Physarum psittacinum. Dlttm. — On damp, putrid logs. Car. 

 Inf. Ravenel. No. 742. 



354. Physarum pulcherrimum. B. <£• R — Stipite brevi purpu- 

 reo ; peridio globoso floccisque lilacinis. On dead pine wood, &c. 

 Car. Inf. Ravenel, No. 744. Pennsylvania, Michener. 



Stem short, but varying in thickness ; dark purple ; peridium 

 globose, lilac, together with the abundant flocci. Two forms occur, 

 one of which is smaller and more graceful. 



355. Physarum cupripes. B. <L- R.— Primum luteo -viride rnuco- 

 sum ; stipite sursum attenuato penetrante cupreo ; peridio globoso 

 lilaciseno-cseuleo, floccis luteis, sporis atris. On dead wood. 



