434 OMPHALIA 



1407. 0. Belliae Johnst. Cke. Illus. no. 266, t. 251, lower figs. 



The Misses Bell, of Coldstream. 



P. 12 mm., of a pale wood-brown hue, membranaceous, inverted, 

 deeply cyathiform; margin waved, furrowed. St. 4 cm. x 2 mm., white, 

 or very pale wood-brown above, dark brown towards the base, becoming 

 paler when dry, then apparently mealy, erect, stiff, elastic; root 

 slightly incrassated, bent, fixed by a dense cottony web. Gills dull 

 chalky white, decurrent, 2 mm. wide, rather distant, thick, more or 

 less undulated, wrinkled on the sides and in the interstices with 

 flexuose veins, once or twice divided near the edge. Spores white, 

 oblong. On dead stems of reed. Oct. Rare. 



1408. 0. gracilis Quel. Trans. Brit. Myc. Soc. in, t. 2. 



Gfracilis, thin. 



Entirely snow-white. P. 3-8 mm., membranaceous, campanulate, 

 papillate, striate, transparent. St. 20-30 x 1 mm., filiform, trans- 

 parent, pruinose, base fibrillose. Gills 1 mm. wide, very decurrent, 

 distant, thin. Spores white, oblong, or pip-shaped, 8 x 3-3-5/x,, 1-2- 

 guttulate. On dead grass leaves, and twigs. Sept. Nov. Uncom- 

 mon, (v.v.) 



1409. 0. gracillima (Weinm.) Fr. Cke. Illus. no. 267, t. 252, top figs. 



Gracillima, very thin. 



Entirely snow-white. P. 4-6 mm., membranaceous, hemispherical, 

 either minutely papillate, or umbilicate, fiocculose, striate; margin 

 sulcate. St. 6-12 x 1 mm., bristle-like, inserted by afioccose base. Gills 

 subdecurrent, broad, distant, thin, the alternate ones dimidiate. Spores 

 white, oblong-elliptical, 11-12 x 4-5 /z. On twigs, dead herbaceous 

 stems, and dead bramble stalks. Aug. Oct. Uncommon, (v.v.) 



1410. 0. bullula (Brig.) Cke. Cke. Illus. no. 267, t. 252, middle figs. 



Bullula, a watery vesicle. 



Entirely shining white. P. 3-4 mm., membranaceous, hemispherical, 

 diaphanous. St. 2 cm. x 1 mm., filiform. Gills arcuato-decurrent, very 

 distant. Spores white. On twigs, and dead sticks. Sept. Oct. Rare. 



B. Gills fold-like, narrow. 



1411. 0. integrella (Pers.) Fr. Fr. Icon. t. 75, fig. 6. 



Integrella, entire. 



Entirely white. P. 3-6 mm., membranaceous, conical, then hemi- 

 spherical, most frequently irregularly shaped, when flattened 12 mm. 

 broad, umbilicate, pruinose, diaphanous; margin sulcate. St. 1-5- 

 2-5 cm. x 1-2 mm., pruinose, pellucid, slightly firm, with a small villose 

 bulb at the base. Gills decurrent, narrow, fold-like, distant, often 

 branched, commonly disappearing short of the margin of the pileus, 



