30. Russula corallina Burlingham, sp. nov.
Pileus convex, then depressed in the center with the margin arched, 4.5 cm. broad; surface pale-rosy-pink, unevenly colored, viscid when moist, soon dry and densely pruinose, the cuticle breaking up into granules, exposing the cream-white context beneath; margin even: context mild at first, becoming acrid; lamellae white, equal, rounded at the outer ends, narrow but slightly adnate behind and forking, close; stipe white faintly tinged with pink, tapering downward, becoming hollow: spores white, elliptic, slightly echinulate, 7 × 8.7 µ.
Type collected on sandy loam in mixed woods at Newfane, Vermont, August 9, 1910, Gertrude S. Burlingham 62-1910 (herb. Burlingham).
Holotypus: Herb. Burlingham: Gertrude S. Burlingham 62-1910
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