MYXOMYCETES. 59 



71. Cribraria intricata. Sckrad. 



Sporangia globose, erect, nut-brown, reaching to 1 mm. diam. ; 

 mass of spores dull-yellow ; stem subulate, slightly thickened 

 below, purple-brown ; receptacle hemispherical, with the margin 

 regularly serrated; knots of the net thickened, strongly developed, 

 polygonal, with the angles very thick, united to each other by two, 

 three, or four parallel thin threadlike fibres ; spores yellow, '005- 

 0065 mm. diam. Rtfki. Mon., 237. 



On fir stumps. (Fig. 27). 



Cribraria intricata, Schrad. Nov. Gen., t. iii., fig. 1 ; Iltfki. 

 Mon., p. 237 (1875) ; Cooke Hdbk., No. 1167. 



72. Cxibxaxia macxocaxpa. Schrad. 



Sporangia pyriform, or obovate, erect, yellowish-brown, mass of 

 spores dull-yellow ; stem stout, short, slightly crooked, dark- 

 brown ; receptacle one-third of the lower part of the sporangium 

 usually funnel-shaped, often strongly perforated, with the margin 

 mostly irregularly lacerated, with the teeth reaching to the elongated 

 knots ; network of irregular knots, many times longer than broad, 

 more than once branched with the simple or forked arms, with the 

 bides united by thin threadlike fibres ; spores yellow, '005-0065 

 mm. diam. Rtfki. Mon., 238. 



Tricliia macrocarpa, Poir. Ency., yiii., No. 30. 

 Cribraria macrocarpa, Schrad., t. 2, f. 3, 4 ; Iltfki. Mon., p. 238 

 (1875) ; B. & Br. Ann. Nat. Hist., No. 1600. 



73. Cxibxaxia axgillacea. Pars. 



Sporangia crowded together, with a short evanescent stem, mass 

 of spores clay-colour ; walls of sporangium permanent, when quite 

 mature beautifully shining, inner wall provided with irregular net- 

 like thickenings, the threads wide at the base, higher up always 

 knotted, receptacle quite destitute of distinct markings ; spores 

 bright-coloured, -005--0065 mm. diam. Rtfki. Mori., 238. 



On stumps of Scotch fir. 



Stemonitis sphcerocarpa, Schr. Bot. Mag., xii., 20 (1790). 



Stemonitis argillacea, Pers. in Gmel., 1409 (1796). 



Cribraria argillacea, Pers. Obs., i., 90 (1796) ; B. & Br. Ann. 

 N. Hist. (1865), No. 1036; Cooke Hdbk., 1108; Fungi Britt., ii., 

 526. 



Cribraria mi'cropus, Schrad., t. ii., f. 1, 2 (1797). 



Trichia aryillacea, Poir. Ency., viii., No. 32 (1808). 



