90 LACTARIAE OF THE UNITED STATES 
Synopsis of species 
Pileus entirely glabrous. 
Azonate, 58. Г. асийиа. 
Zonate. бо. LZ. ichorata. 
Pileus pruinose-velvety. 
ills not staining brown where injured, 
Distant. 59. Г. Aygrophoroides, 
Close. 63. L. subvelutina. 
Gills staining brownish where injured. 
Pileus yellowish-buff, smooth or very slightly rugose. 62. Z. /uteola, 
Pileus Vandyke-brown to dead-leaf, usually corru- 
gated. бі. Г. corrugts. 
58. Lactaria lactiflua (L.) 
Agaricus lactifiuus L. Sp. Pl. 1172. 1753. 
Agaricus oedematopus boob. Fl Carn, 2: 443. 1772. e 
Agaricus testaceus Alb. & Schw. Consp. Fung. 200. 1805. 
Agaricus volemus Fr. Syst. Myc. 1: 69. 1821. 
Lactarius volemus Ет. Epicr. 344. 1838. 
Pileus fleshy, firm, convex, then nearly plane or slightly ` 
depressed, fulvous (308), buff (309), brownish-terra-cotta (334) 9 
brownish-orange, sometimes much paler, azonate, dry, glabrous, 
smooth or at length rimose-rivulose, 5-13 cm. broad when 
mature ; margin even, involute at first, then extended ; gills creamy- ` 
white, or tinged with the same color as the pileus, becoming | 
darker with age, changing brownish where injured, often forking 2 
or 3 mm. from the stem or midway to the margin, close, adnate, 
2-5 mm. broad; stem of nearly the same color as the pileus кє S 
paler, nearly equal, glabrous, pruinose, solid or sometimes becom- 
ing hollow, 2-10 cm. long, 1-2 cm. thick; flesh whitish, chang- 
ing brown where exposed to the air, odor strong, persisting; 
spores white, globular, echinulate, 7-го и, cystidia 20—35 # long, | 
colorless or yellowish; latex white, unchanging, mild, sticky, | 
abundant. Edible, : 
Нав. : In woods ог groves, especially іп the vicinity of oaks 
July to October. 3 
Пізтків.: New York, Peck, Earle, Burlingham 23, 19046 
Maine, White, Murrill ; Vermont, Jones, Burlingham ; Mass 
chusetts, Morris ; Connecticut, Earle, Underwood, Hanmer; Ме 
Jersey, Ев; Pennsylvania, Herbst ; Maryland, Banning; D 
trict of Columbia, Murril/ ; North Carolina, Atkinson, Burlingha® 
14, 1907, 1,000-1,400 meters elevation ; Virginia, Murrill ; A 
* See also ** Doubtful Species.” 
