Part 3, 1910] AGARICACEAE 189 
39. Lactaria nitida Burl. Bull. Torrey Club 34: 89. 1907. 
Pileus fleshy, rather thin, convex, then depressed in the center, umbonate, about 3 cm. 
broad; surface mahogany-red, more golden-red toward the margin, persistently dark on 
the umbo, otherwise fading when dry, shining viscid when wet, glabrous, smooth; margin 
arched for some time, naked, even: context fragile, faintly buff, turning a little reddish 
where cut; latex white, unchanging, mild; lamellae yellowish, becoming pruinose, some- 
times forking, close, slightly decurrent, broad; stipe mahogany-red, equal or sometimes 
ventricose when growing in wet places, stuffed, becoming hollow, 4.5-5 cm. long, 5-8 mm. 
thick : spores white, echinulate, 5-6 x 6-8 u. 
TYPE LOCALITY : Vermont. 
HABITAT: In grassy sheep pasture near hemlocks, and in moist woods. 
DISTRIBUTION : Vermont. 
ExsiccaTi: Burl. Lact. N. Am. 24, 
40. Lactaria oculata (Peck) Burl. Bull. Torrey Club 34: 89. 1907. 
Laciaria subdulcis oculata Peck, Bull. N. Y. State Mus. 67: 37. 1903. 
Pileus thin, convex, then depressed in the center, umbonate, 1.5-2.5 cm. broad; sur- 
face rich-fulvous in the center, shading to buff-fulvous toward the margin, and all except 
the papilla fading to pinkish with age, viscid in wet weather, glabrous, smooth; margin 
involute and pruinose at first, then arched and finally nearly plane, slightly crenate : con- 
text fragile; latex white, unchanging, mild; lamellae whitish, then yellowish, at length 
pruinose, a few forking next the stipe, close, slightly decurrent, rather broad ; stipe buff 
at the top, sublatericeous below the middle, equal, slightly viscid when wet, tomentose at 
the base, stuffed, up to 6 cm. long, 5 mm. thick: spores white, broadly elliptic to subglo- 
bose, echinulate, 6-7.5 & 8-9.5 u. 
TYPE LOCALITY: New York. 
HaBitTaT: Under pine, hemlock, spruce, and balsam trees, often in moss. 
DISTRIBUTION : New York and Vermont. 
ILLUSTRATION : Bull. N. Y. State Mus. 67: fl, 83, f. 20-24. 
ExsiccaTi: Burl. Lact N. Am. 25. 
41. Lactaria paludinella Peck, Ann. Rep. N. Y. State 
Mus. 38: 133. 1885. 
Pileus fleshy, thin, convex, then plane-umbilicate to depressed in the center, some- 
times with a small umbo, 12 mm. to4 cm. broad; surface brownish-drab to dark-fawn, 
expallent, slightly viscid when wet, glabrous; margin at length slightly striate: context 
fragile, white or tinted with the color of the surface; latex white, unchanging, mild; lam- 
ellae white or cream-colored, becoming darker with age, pruinose, many forking near the 
stipe, close, adnate or slightly decurrent, thin, up to 4 mm. broad; stipe of the same color 
as the pileus or paler, nearly equal, glabrous except at the base which is slightly villose 
when growing in moss, stuffed, sometimes hollow, 2-3 cm. long, 3-4 mm. thick: spores 
white, subglobose, 6.5-8.5 « in diameter. 
TYPE LOCALITY : New York. 
Hapsitat: In marshy places in woods, in sphagnum, or among decaying leaves. 
DISTRIBUTION : Vermont, New York, and North Carolina. 
42. Lactaria minuscula Burl. Bull. Torrey Club 34: 88. 1907. 
Pileus fleshy, thin, broadly convex, with a small umbo, becoming plane, then some- 
what depressed in the center, 1-3 cm. broad; surface fulvous in the center, cinnamon 
toward the still paler margin, azonate, viscid in wet weather, sometimes shining with 
viscidity, glabrous; margin minutely crenate, sometimes sulcate, often slightly wavy, 
pruinose at first : context fragile, isabelline-white ; latex white, unchanging, acrid; lamellae 
whitish, seidom forking, close, adnate or decurrent by a tooth, broad for the thickness of 
the pileus; stipe fulvous near the base but paler toward the pileus, equal, glabrous, some- 
