Part 2, 1917] AGARICACEAE 143 
uninucleate, 7.5-10 X 5-6 yw; stipe glabrous, solid, whitish, slightly tapering upward, 7.5-8.5 
cm. long, 6-8 mm. thick; volva loose, membranous, well-developed. 
Type LocaLity: Ithaca, New York. 
Hasirat: On decaying wood. 
DISTRIBUTION: Known only from the type locality. 
11. Volvariopsis bombycina (Schaeff.) Murrill, Mycologia 3: 281. 
1911. 
Agaricus bombycinus Schaeff. Fung. Bavar. 4: Ind. 42. 1774. 
Volvaria bombycina Quél. Champ. Jura Vosg. 80. 1872. 
Pileus fleshy, campantlate or very convex, solitary, 6-10 cm. broad; surface densely 
silky-fibrillose, white or whitish; context white, firm but tender, the taste mild; lamellae broad, 
crowded, free, whitish, becoming bright-pink; spores flesh-colored or pink, ellipsoid, 8-10 
X 5-6 #3 stipe straight or curved, solid, silky-fibrillose, white, 5-10 cm. long, 8-16 mm. thick; 
volva large, persistent, white or whitish, appearing like a cup or loose wrapper:at the base of 
the stipe. 
TYPE Locatity: Bavaria. 
Hasitat: Growing from dead places in living maple, beech, and other deciduous trees, and 
also on fallen trunks. 
DIsTRIBUTION: New England to Cuba and west to Nebraska; also in Europe. 
InLustrations: Atk. Stud. Am. Fungi ed. 1. f. 134; ed. 2. f. 137; Bull. N. Y. State Mus. 157: 
pl. 125; Cooke, Brit. Fungi. 1. 293; Gill. Champ. Fr. $1. 253 (710); Hard, Mushr. f. 191-193; Mcllv. 
Am. Fungi pl. 59; Pat. Tab. Fung. 1: f. 330; Schaeff. Fung. Bavar. pl. 98. 
12. Volvariopsis emendatior (Berk. & Curt.) Murrill. 
Agaricus emendatior Berk. & Curt. Ann. Mag. Nat. Hist. III. 4: 289. 1859. 
Volvaria emendatior Sacc. Syll. Fung. 14: 125, 1899. 
Pileus plane, umbonate, 7-8 cm. broad; surface smooth, glabrous, white, margin thin, 
striate; context having a disagreeable odor; lamellae free, remote, ventricose, rounded behind, 
extending beyond the margin, white to salmon-colored; spores cymbiform, 12~13 » long; stipe 
enlarged above and below, slightly fibrillose, solid, 7 cm. long, 8 mm. thick; volva marginate, 
forming only a short rim. 
Type Locarity: New England. 
Hasirat: In rich garden soil. : 
DistRiBuTIon: New England and South Carolina. 
13. Volvariopsis speciosa (Fries) Murrill. 
Amanita speciosa Fries, Obs. Myc. 2: 1. 1818. 
Volvaria speciosa Gill. Champ. Fr. 388. 1876. 
Pileus campanulate to expanded, umbonate or obtuse, 6-10 cm. broad; surface glabrous, 
viscid, white or whitish, darker on the disk; lamellae free, salmon-colored; spores ellipsoid, 
smooth, rose-colored, 12-18 X 8-10 u; cystidia sack-shaped, 40-80 nu long, reaching 24 » broad; 
stipe attenuate, subbulbous, lax, villose, white, solid, 10-20 cm. long, 1-2 cm. thick; volva 
large, closely adhering, the edge free and irregularly torn. 
TYPE Locanity: Europe. _ 
Hasirat: On manure or cultivated ground. . : 
DISTRIBUTION: Throughout temperate North America; also in Europe. 
TLtustrations: Boud. Ic. Myc. 1: pl. 84; Cooke, Brit. Fungi pl. 297; Gill. Champ. Fr. pl. 
255 (714); Pat. Tab. Fung. 2: f. 640; Ricken, Blatterp. Deutschl. pl. 70, f. 3. 
14. Volvariopsis viscosa (Clements) Murrill. 
Volvaria viscosa Clements, Bot. Surv. Neb. 2: 37. 1893. 
Pileus fleshy, campanulate-convex, 6 cm. broad; surface smooth, very viscous, fulvous- 
ochraceous; lamellae touching, brown; spores ovoid-ellipsoid, dilutely flesh-colored, with a 
large locule, 8 X 5 u; stipe prominently bulbous, nearly equal above, solid, smooth, ochraceous, 
6 cm. long, 1.5 cm. thick at the base, 0.5 cm. thick at the apex; volva ample, lobed, concolorous. 
Type LOCALITY: Warbonnet Cafion, Nebraska. 
Hasitat: On horse dung. . 
DistRiBuTION: Known only from the type locality. 
