208 NORTH AMERICAN FLORA [VOLUME 9 
11. Russula cremoricolor Earle, Bull. N. Y. Bot. Gard. 2: 340. 
1902. 
Pileus convex, depressed in the center, 6-10 cm. in diameter; surface deep-cream-colored, 
darker on the disk, smooth; margin entire, incurved: context white, unchanging, peppery, 
the odor almost none; lamellae pale-cream-colored, unequal, subsinuous, subcrowded, rather 
plane; stipe white, subequal, irregular, smooth, solid, 4-6 cm. long, 2.5-3.5 cm. thick: spores 
white, globose, slightly echinulate, 5.5-7 » in diameter. 
TYPE LOCALITY: Stanford University, California. 
Hasirat: On the ground in woods. 
DISTRIBUTION: Connecticut and California. 
12. Russula mustelina Fries, Epicr. Myc. 351. 1838. 
Pileus convex to expanding, depressed in the center or becoming plane, 5-8 cm. broad; 
surface brownish or dingy-yellowish, viscid when wet, glabrous; margin even, inflexed: con- 
text firm, white, unchanging; lamellae white, unequal, rounded behind and adnexed, broadest 
in front, venose-connected, close, thin; stipe white, fleshy, solid, smooth, glabrous, 5 cm. long: 
spores white, globose, echinulate, 5.5—7 » in diameter. 
Typg Locality: Europe. 
Hasirar: On the ground in woods. 
Distrreution: In the vicinity of St. Louis, Missouri; also in Europe. 
InLustRations: Cooke, Brit. Fungi pl. 1018; Gill. Champ. Fr. gl. 623. 
13. Russula Morgani Sacc. Syll. Fung. 5: 468. 1887. 
Russula incarvnata Morgan, Jour. Cinc. Soc. Nat. Hist. 6:187. 1883. Not R. imcarnata Quél. 1882. 
Pileus fleshy, firm, convex-umbilicate, then expanding and centrally depressed, 7-10 cm. 
broad; sutface sordid on the margin to brownish on the disk, becoming rimose-areolate or 
areolate-scaly, moist; margin even: context white, thin, mild in taste; lamellae white, then 
flesh-colored, short ones alternating with longer, adnate, distant, broad; stipe white, becoming 
pinkish or reddish-brown where handled, solid, subequal, 5 cm. long, 1.8-2 cm. thick: spores 
white, nearly smooth, obliquely apiculate, 5.5 XK 8 pu. 
Type LocaLity: Miami Valley, Ohio. 
HapsrraT: On the ground under beech trees. 
DISTRIBUTION: Ohio and Pennsylvania. 
II. Lepidae. Pileus without separable pellicle, dry, unpolished, often becoming areolate 
or areolate-squamulose; margin even: context firm and rigid, mild in taste, without special 
odor; lamellae with a few short ones intermingled but not at regular intervals, sometimes a 
few forked, narrow at the inner ends, rounded at the outer: spores pale-yellow to white. 
14. Russula lepida Fries, Sv. Aetl. Svamp. 50. 1836. 
Pileus compact, fleshy, convex to expanded, starcely depressed, reaching 10 em. broad; 
surface beautiful, sanguineous-rosy, fading, often white or yellowish at the disk, darker red on 
the margin, unpolished, somewhat silky, then often rimose-squamulose, dry; margin even: 
context firm, cheesy, mild in taste; lamellae white, becoming cream-colored, often red on the 
edges, a few short ones present, forked, venose-connected, narrowed and rounded toward the 
stipe, sometimes slightly decurrent by a tooth; stipe white or rosy, even, firm, then spongy, 
reaching 7 cm. long and 2.5 cm. thick: spores pale-straw-colored, globose, echinulate, 8-9 B 
in diameter. 
TYPE LOCALITY: Sweden. 
Hastirar: In mixed woods or under beeches. 
DIsTRIBUTION: New York, Alabama, District of Columbia, and Missouri; also in Europe 
In_ustrations: Cooke, Brit. Fungi pl. 1072, 1073; Cordier, Champ. Fr. pl. 29, f. 1; Fries, Sv. 
Aetl. Svamp. pl. 59; Gill. Champ. Fr. pl. 176 (620); Richon & Roze, Atl. Ch 9» 
Ricken, Blatterp. Deutschl. pl. 16, f. 4. 7 ane adn as 
15. Russula xerampelina (Schaeff.) Fries, Epicr. Myc. 356. 1838. 
Agaricus xerampelinus Schaeff. Fung. Bavar. 4: Ind. 49, 1774. 
Pileus convex then plane, up to 10 cm. broad; surface more or less rose-purple on the 
margin, olive-green in the center, becoming paler sometimes, dry, glabrous to pruinose or 
